UNIT TWO1. The police still hadn’t enough ______ to prove him guilty so they set him free in the end. (3---2A#)A) conclusion B) approachC) sincerity D) evidence2. The president made a _______ speech at the opening ceremony of the sports meeting, which encouragedthe sportsmen greatly. (3---2B#)A) vigorous B) tediousC) flat D) harsh3. Careless drivers are _______ to meet with accidents. (3---2A#)A) like B) liableC) feasible D) flexible4. The workers’ demands are ______ ; they are asking for only a small increase in their wages. (3---2A#)A) particular B) moderateC) intermediate D) numerous5. This disease is caused by a(n) _______ of vitamin C. (3---2A#)A) endurance B)formationC) deficiency D) phenomenon6. The first, second, and third prizes went to James, John, and Tom _______. (3---2A#)A) respectably B) respectfullyC) respected D) respectively7. Power in business is derived _______ confidence. (3---2A#)A) from B) inC) of D) by8. His relationship with Smith _______ four stages. (3---2B#)A) went through B) went byC) went over D) went out9. I’m old enough not to let my troubles _______ with my work. (3---2A#)A) trouble B) botherC) interfere D) disturb10. In Britain people _______ four million tons of potatoes every year. (3---2A#)A) swallow B) disposeC) consume D)exhaust11. The government took over the railways, hoping to ________ confusion and inefficiency. (3---2A#)A) select B) adoptC) stem D) remedy12. A healthy life is frequently thought to be _______ with the open countryside and homegrown food.(3---2A#)A) tied B) boundC) involved D) associated13. The rain was heavy and _______ the land was flooded. (3---2B#)A) consequently B) continuouslyC) constantly D) consistently14. After running to the bus stop, he was almost out of _______ . (3---2A#)A) fatigue B) breathC) tie D) exhaustion15. The court considers a financial ______ to be an appropriate way of punishing him. (3---2B#)A) payment B) obligationC) option D) penalty16. Meals also have to be ______ so that they will have a beneficial effect on the body. (3---2A*)A) bound B) modifiedC) adopted D) derived17. The employment problem tends to be a city ______. (3---2A#)A) shortcomings B) efficiencyC) phenomenon D) interaction18. The considerations mentioned above may be _______ in a few words. (3---2A#)A) resulted in B) led toC) summed up D) absorbed in19. Many English words are ______ from French and Latin words. (3---2A#)A) obtained B) generatedC) stem D) derived20. The European Union countries were worried that they would not have _____ supplies of petroleum.(3---2A#)A) proficient B) efficientC) potential D) sufficient21. Not having a good command of English can be a serious _______ preventing you from achieving yourgoals. (3---2B#)A) obstacle B) faultC) offense D) distress22. This range of computers is very fast but their _____ will be even faster. (3---2B#)A) concession B) depressionC) succession D) confession23. Although she was disappointed about not getting the job, Jane soon _______. (3---2A#)A) took in B) bounced backC) threw up D) checked on24. Their economy has expanded enormously in the past five years, whereas ours, _______ , has declined.(3---2B#)A) in general B) in contrastC) in case D) in addition25. The new generation would be more intelligent, enjoy better health and ______ more energy. (3---2B*)A) reuse B) speculateC) possess D) imply26. Success in one area made them have confidence in ______ other challenges. (3---2B#)A) tackling B) disposingC) dealing D) exhibiting27. The doctor have ______ the cause of the illness _____ an unknown virus. (3---2B#)A) contributed ; to B) attributed ; toC) concentrated ; on D) resulted ; in28. Scientific discoveries are often applied ____ industrial production methods. (3---2B#)A) for B) byC) to D) with29. Share prices were _______ by reports of the president’s recovery. (3---2B#)A) neglected B) impliedC) boosted D) provided30. This article, though very useful and informative, is much too ______ for the average reader. (3---2B#)A) logical B) academicC) primary D) beneficialUNIT THREE1. It is suggested that students should take an active part in social events ______ those event do not interfere with their studies. (3---3B#)A) lest B) thoughC) unless D) provided2. There was once a town in this country where all life seemed to live in ________ with its surroundings. (3---3B#)A) coincidence B) harmonyC) uniform D) alliance3. When we are together there is no competition; neither of us feel better than or ________ to the other. (3---3B#)A) interior B) internalC) inherit D) inferior4. The author introduced an entirely different ________ to language teaching. (3---3A#)A) approach B) admissionC) entrance D) access5. Professor Wang has been ________ a lot of pressure on me to change my mind. (3---3B#)A) contributing B) exertingC) demonstrating D) tolerating6. As all the members of the committee except the chairman were in favor of the suggestion, hewas in a ______ of one. (3---3A#)A) community B) societyC) majority D) minority7. Education should aim to _______ children’s mind to its utmost potential. (3---3A*)A) cultivate B) calculateC) consult D) circulate8. The president said his government had the right to acquire any _____ weapons from abroad to defend the country. (3---3B#)A) extreme B) discardedC) sophisticated D) moral9. Some scientists believe that language has a great impact ______ people’s thinking. (3---3B*)A) to B) onC) of D) with10. In Japan the western deadline approach is secondary _______ a thorough job. (3---3B*)A) to B) ofC) with D) by11. Professor Taylor’s talk has indicated that science has a very strong ______ on the everyday life ofnon-scientists as well as scientists. (3---3B#)A) motivation B) perspectiveC) impression D) impact12. I wouldn’t think it _______ to ask him to join the club——he will only refuse. (3---3A#)A) worthwhile B) worthlessC) worth D) worthy13. The value of the industrial _______ dropped from about 70 billion dollars to slightly more than 31billion. (3---3A#)A) outcome B) outputC) outlook D) outset14. However, _______ weight is not an inevitable part of getting older. (3---3A*)A) obtaining B) gainingC) getting D) developing15. They must know how to make use of and when necessary to discard the old ______ rules. (3---3A*)A) conventional B) conditionalC) flexible D) feasible16. Originally the play was _______ for October 2004, but had to be cancelled. (3---3A#)A) convinced B) scheduledC) suspended D) enrolled17. One of Magritte’s paintings is of a man with his hat ______ in mid-air above his head. (3---3A#)A) prepared B) participatedC) operated D) suspended18. The problem is so difficult that we cannot ______ it _____ without the help of our teacher. (3---3A#)A) work ; out B) work ; atC) operate ; at D) agree ; to19. Today the most difficult and ________ questions about the economic crisis of the late 1990s concern itsdeeper causes, both domestic and international. (3---3A#)A) preliminary B) controversialC) fruitful D) capable20. We have to do our ______ to make the process as simply as possible. (3---3A#)A) utmost B) outsetC) outlook D) strain21. We have tried to make the questions simple but _______ so that it won’t take many minutes to fill in butyour answers will give us a good idea of what is wanted and what is not. (3---3A#)A) complicated B) comprehensiveC) controversial D) preliminary22. The lord mayor has ______ a fund for the victims of the disaster. (3---3A*)A) set up B) set outC) set aside D) set in23. The building became ______ a fish market, a cheap restaurant, a small hotel and finally a supermarket.(3---3B#)A) continuously B) continuallyC) successively D) fundamentally24. She _______ all her old clothes when she moved to a new city. (3---3B*)A) dismissed B) disposedC) discarded D) displaced25. From my point of view this approach is _______ to that one. (3---3B*)A) better B) worseC) superior D) best26. Unless they get the right approach they would _______, and their competitors are already years ahead ofthem. (3---3B#)A) feel behind B) feel throughC) lag behind D) lag through27. Finally the murder case was dismissed ________ to lack of evidence. (3---3B#)A) because B) asC) thereby D) owing28. I realized what I was doing and decided to have this problem ________, and I traced it back to when Iwas in hospital as a child. (3---3B*)A) different B) consultedC) reformed D) analysed29. The course was cancelled although over the students’ _______. (3---3A*)A) arguments B) quarrelsC) protests D) conflicts30. Held up in a traffic jam, we ______ the planners for not having the foresight to have built a five-lanemotorway. (3---3A#)A) strained B) attendedC) achieved D) cursed31. With a standard bulb, only 5% of the electricity is ______ to light ——the rest is wasted away as heat.(3---3B#)A) compressed B) convertedC) exhausted D) confined32. Colour-blind people often find it difficult to _______ between blue and green. (3---3B#)A) separate B) distinguishC) compare D) contrast33. We welcome rain, but a(n) ______ large amount of rainfall will cause floods. (3---3B#)A) constantly B) extensivelyC) specially D) extremely34. Being a pop star can be quite a hard life, with a lot of traveling ______ heavy schedules. (3---3B#)A) with regard to B) as toC) in relation to D) owing to35. Henry’s news report covering the conference was so ______ that nothing had been omitted. (3---3A#)A) clear B) moderateC) comprehensive D) understandable36. He is ______ about his chances of winning a good medal in the Olympics next year. (3---3A#)A) optimistic B) optionalC) outstanding D) obvious37. During the process, great care has to be taken to protect ______ silk from damage. (3---3B#)A) sensitive B) tenderC) delicate D) sensibleUNIT FOUR1. The bridge was named _______ the hero who gave his life for the cause of the people. (3---4A#)A) after B) withC) by D) from2. Lewis had a(n) ______ manner of lecturing, which was not greatly changed over the years. (3---4B*)A) statistic B) criticalC) distinctive D) delicate3. The committee did not _______ of the plan to build a new bridge over the river. (3---4A*)A) agree B) grantC) permit D) approve4. The pupils love the bright, colourful ______ in their books. (3---4B#)A) illustrations B) demonstrationsC) identifications D) conventions5. The “New Army”was ______ volunteers only, who poured into recruiting stations in their thousands.(3---4B*)A) consisted B) insistedC) comprised D) compromised6. I applied for the job but they _______ me _____ because I didn’t know German. (3---4B#)A) turned ; in B) turned ; downC) turned ; on D) turned ; off7. In 1914, an apparently insignificant event in a remote part of Eastern Europe ______ Europe into a greatwar. (3---4B#)A) inserted B) imposedC) pitched D) plunged8. His application for a position with that company was _______. (3---4B#)A) turned on B) turned downC) turned off D) turned up9. Very few experts _______ with completely new answers to the world’s economic problems. (3---4A#)A) come to B) come roundC) come up D) come on10. Bernard has _______ admiration and affection at Westminster with his good humor. (3---4A*)A) made B) takenC) earned D) followed11. Wright is correct to see Paisley’s _______ of liberty as a development of this view. (3---4A*)A) interpretation B) investigationC) infection D) injection12. I don’t like the department chairman’s _______ to the teachers who are not in his favor. (3---4A#)A) determination B) permissionC) intelligence D) indifference13. Generally, there are three different _______ of what happened, and no one knows which one is true.(3---4A#)A) versions B) evolutionsC) formations D) distributions14. Baltimore enjoyed a national and international _______ as an example of successful inner-cityregeneration. (3---4A#)A) reputation B) evolutionC) succession D) inference15. The Statue of Liberty had just arrived from Paris and was being _______ so it was not in New Yorkharbor when they arrived. (3---4A*)A) approved B) operatedC) assembled D) resembled16. The new president said she would ______ herself to protecting the rights of the old, the sick and thehomeless. (3---4A#)A) determine B) decideC) undertake D) dedicate17. Hitler’s invasion of Poland led to the _______ of the World War II; millions upon millions of peopledied in the war. (3---4A#)A) settlement B) tragedyC) statue D) miserable18. Charlie Chaplin is a famous actor of _______ appeal; people from all corners of the world enjoy hisperformances. (3---4A#)A) grave B) universalC) fantastic D) brilliant19. I always think that it is best to pour the tea into milk in the cup as this _______ the milk more evenly.(3---4B#)A) crushes B) uttersC) distributes D) fames20. The pressure cannot ______ me; it forces me to think. (3---4B#)A) feature B) elaborateC) crush D) plunge21. The downstairs restaurant where breakfast is served has walls _______ with paintings of people dressedin traditional local costumes. (3---4B#)A) decorated B) classifiedC) featured D) disguised22. As the world gets more complicated, it is nice to have old fashioned stuff around to help people________ the demands of modern life. (3---4B#)A) cope with B) go againstC) go ahead D) show off23. He was greatly disappointed when someone suggested that he should ______ the copyrights of hisnewly-published biography to the publisher. (3---4B#)A) grant B) permitC) allow D) license24. Despite her success, her feet are ______ firmly on the ground. (3---4B#)A) grown B) plantedC) fed D) nursed25. They were ______ to find club owners using the city’s violent reputation as a tourist attraction.(3---4B#)A) surprising B) astonishingC) ignorant D) grave26. Grant Wood instantly rose to _____ with his painting American Gothic. (3---4A#)A) fame B) famousC) humor D) portrait27. The fame she gained from the famous painting saved her ______ a very boring life. (3---4A#)A) of B) byC) with D) from28. A quarrel was inevitable because she expressed no ______ for his support. (3---4B#)A) feeling B) emotionC) gratitude D) mood29. This reaction to the event is rather ______ but on the other hand there’s something in it. (3---4A*)A) true B) exaggeratedC) critical D) ignorant30. The government should be playing a more _______ role in promoting human right. (3---4A#)A) prominent B) impressingC) moderate D) universal31. Peter thought the world was flat until I _______ him. (3---4A#)A) enforced B) encircledC) ensured D) enlightened32. It was a rabbit, not a lion; you are _______ as usual. (3---4A#)A) exaggerating B) extendingC) exclaiming D) exploring33. Floods cause billions of dollars worth of property damage _______. (3---4B#)A) relatively B) actuallyC) annually D) comparatively34. There was a ______ drop in support for the Union in the 1974 election. (3---4B#)A) delicate B) distinctC) distant D) downwardUNIT FIVE1. In the advanced course students must take performance tests at monthly ______. (3---5A#)A) gaps B) intervalsC) length D) distance2. The enemy finally had to _______ their troops from the occupied area. (3---5B#)A) retreat B) dismissC) return D) withdraw3. A farmer’s success is _______ on having the right kind of weather for his crops. (3---5B#)A) abundant B) considerableC) dependent D) remarkable4. American women were ________ the right to vote until 1920 after many years of hard struggle. (3---5B#)A) ignored B) neglectedC) denied D) refused5. In the end our choices ______ going or staying. (3---5B*)A) came by B) came down toC) came forward D) came about6. His badly injured leg ______ him to a wheelchair. (3---5B#)A) condemned B) conformedC) compensated D) complied7. Food and clothing are _______ of life. (3---5B#)A) qualifications B) necessitiesC) persistence D) obligations8. During the colonial period, the church was closely allied with the government, giving full support to thegovernment and, in return, receiving special _______. (3---5A*)A) privileges B) interventionC) convention D) transition9. If he at last comes to the conclusion that he must ______ firm next time, he will need an irondetermination. (3---5A*)A) sit B) lieC) stand D) kneel10. Her skin was dry after ________ to the wind during the trip. (3---5A*)A) disclosure B) closureC) seizure D) exposure11. These people believe that smoking can _______ stresses of everyday life by providing constantconsolation to the smoker. (3---5B#)A) relieve B) produceC) thrust D) advance12. The small company is now ______ with intense competition for the market share. (3---5B#)A) facing B) encounteringC) confronted D) meet13. These stars are too small to be seen with the ______ eye. (3---5A#)A) bare B) shallowC) hollow D) naked14. He has dropped several strong _______ to his boss that he will go and work for someone else. (3---5A#)A) faints B) hintsC) clue D) indication15. The cabbages have already started to _______ and we have to throw them away. (3---5A*)A) slide B) dripC) decay D) faint16. Cloudy skies are rare in the desert where there is hardly any ______. (3---5A#)A) moisture B) strawC) drip D) blank17. The patient’s skin hung loosely so a needle was secured to let the ______ in. (3---5A*)A) flood B) fluidC) flow D) liquor18. Car manufactures ought to produce vehicles which are more _______ against theft. (3---5A#)A) secure B) looseC) preceding D) sure19. You can write one-to-two page paper _______ your reasons for choosing civil engineering as your major.(3---5A#)A) exaggerating B) outliningC) assuring D) swearing20. The public feel threatened when faced with groups of youths ________ on street corners. (3---5A#)A) hanging down B) hanging aroundC) pulling up D) holding up21. I felt _______ the faint pulse of the wounded soldier and saw his chest rise and fall with uneven breaths.(3---5A#)A) of B) byC) for D) with22. A plastic box was ______ to the wall by nails. (3---5A*)A) secured B) hitC) hinted D) fastened23. There was a swell of _______ within me for this soldier ——our hero, who so quickly came into andwent from my life. (3---5A*)A) mood B) attemptC) thirst D) emotion24. Her voice was beginning to tremble and she tried to control it but _______. (3---5B*)A) in contrast B) in vainC) in a pitch D) in particular25. In wintertime, food was hard to _______, so many animals died of hunger. (3---5B*)A) come off B) come toC) come by D) come out26. _______ are that he won’t live long, but he won’t be in pain. (3---5B*)A) Chances B) OpportunitiesC) Possibility D) Probability27. In spite of the last night terrorist attack most people seem to be going _______ their business. (3---5A#)A) off B) aboutC) around D) down28. We are entering a new _______ in international relations. (3---5B#)A) phrase B) phaseC) place D) district29. He was publicly warned and banned ______ communication. (3---5B#)A) from B) ofC) to D) in30. By ________ a personal identity card, users can send voice messages to anyone else on the system.(3---5B#)A) inserting B) fixingC) tightening D) bouncing31. The thief tried to open the locked door but _______. (3---5B#)A) in vain B) in no wayC) at a loss D) without effect32. A good judge tries to be fair and does not make ________ decisions. (3---5B#)A) objective B) sympatheticC) definite D) arbitraryUNIT SIX1. Scientists say that many factors _______ changes in the weather. (3---6B#)A) bring about B) bring outC) call for D) call on2. The price of the article is out of all ________ to its value. (3---6B#)A) evaluation B) evolutionC) proportion D) replacement3. She is careful with her money and spends only a _______ of her earning. (3---6B#)A) fiction B) frictionC) fraction D) function4. We have taken every _______ we can against the painting being stolen. (3---6A#)A) preparation B) preservationC) precaution D) reservation5. These young students have just graduated from colleges and they are ______ of the realities of themodern commercial world. (3---6B#)A) opposed B) primitiveC) ignorant D) collective6. Which sport has the most expenses _______ training equipment, player’s personal equipment anduniforms. (3---6B#)A) in place of B) in terms ofC) by means of D) by way of7. ________ providing lodgings for strangers, the public houses of colonial America were also meetingplaces and centers of social life. (3---6A#)A) Except B) Because ofC) In addition to D) In spite of8. She has adopted three orphans _______ her own six children so that, altogether, she has nine children toprovide for. (3---6A#)A) besides B) exceptC) in place of D) instead of9. Professor Brown must be busy _______ his studies. (3---6A#)A) in B) toC) by D) with10. They had an accident on the road and did n’t ________ at their hotel until after midnight. (3---6A#)A) show off B) drop outC) check out D) check in11. Without rules, people would live in a state of ________. (3---6A*)A) occurrence B) chaosC) accordance D) perception12. He managed to stay in power for over five years, ________ all the criticism and pressure on him to quit.(3---6A#)A) withstanding B) undertakingC) detecting D) adapting13. Building structures are supposed to be made secure in areas where earthquakes are a common_________. (3---6A#)A) location B) shortageC) occurrence D) fragment14. The workers at the airport attach labels _____ the luggage of the passengers. (3---6A*)A) with B) inC) by D) to15. Since earthquakes may cause great destruction, we need to learn how to ______ them quickly. (3---6A#)A) inspect B) detectC) examine D) look16. All these precautions can make a great _______ in saving lives and preventing the loss of homes.(3---6A#)A) difference B) similarityC) destruction D) sense17. We should always keep the flashlight _______ in case the fuse blows again. (3---6A*)A) handy B) enclosureC) near D) closely18. Somehow I managed to cover her with my coat and _______ the flames with my hands. (3---6A*)A) pulled out B) pulled downC) put out D) put down19. Mr. Thompson is strongly _______ to the proposal of constructing a power plant in the area that isdensely population. (3---6B*)A) opposed B) objectedC) subjected D) supposed20. The bank is ______ and it has opened 2 more branches this year. (3---6B*)A) perceiving B) flourishingC) arising D) exceeding21. They need three points from the last four games to be certain of ______ the title. (3---6B#)A) standing B) supportingC) switching D) retaining22. Humans, dogs, elephants and dolphins are all ________, but birds, fish and crocodiles are not. (3---6B#)A) manuals B) mammalsC) moral D) marital23. During his stay in the countryside, he _______ smoking. (3---6B*)A) took to B) took inC) took on D) took for24. It is easy to _______ one’s power and that’s why there should be some kind of supervision mechanism.(3---6B*)A) ignore B) exceedC) dispose D) abuse25. A lack of space is the main ______ on the farm’s expansion plans. (3---6B#)A) refrain B) restraintC) refine D) relief26. All money collected must be banked _______ the Department’s financial procedures. (3---6B#)A) in contrast to B) in a pinch ofC) in addition to D) in accordance with27. The ________ thing to do is to put it out of mind and never refer to it again. (3---6A#)A) sensitive B) sensibleC) sensational D) sense28. There is a lot of public _________ about the dangerous poison in food recently. (3---6A#)A) concern B) stressC) consumption D) perception29. Psychologists have been studying ________ in rats in an attempt to discover more about human process.(3---6B#)A) perception B) proportionC) generation D) institution30. Apparently, someone had tried hard to persuade them, but they were _______ to become involved.(3---6A#)A) reacted B) respondedC) resistant D) insistent31. ________ you are familiar with the author’s ideas, try reading all the sections as quickly as you possiblycan. (3---6B#)A) Now that B) Ever sinceC) So that D) As long asUNIT SEVEN1. A(n) _________ job is a job at managing something. (3---7A#)A) representative B) executiveC) contemporary D) mobile2. Davis is always ________ for business appointment and never late for it. (3---7B*)A) operational B) equivalentC) punctual D) retreated3. Students get a _______ on air fares, which may save them a lot of money. (3---7A*)A) margin B) discountC) profit D) distribution4. A recent study shows that large animals can _______ more power than small ones do at slower speeds.(3---7A*)A) conduct B) generateC) launch D) promote5. The price of beer _______ from 50 cents to $ 4 per liter during the summer season. (3---7A#)A) altered B) differedC) separated D) ranged6. The soldier was _______ of running away when the enemy attacked. (3---7B#)A) scolded B) chargedC) accused D) punished7. The three men were given work according to their ______ abilities. (3---7B#)A) respectable B) respectiveC) respectful D) respected8. Don’t ______ this news to the public until we give you the go-ahead. (3---7A#)A) release B) relieveC) relate D) retain9. The owner of the shop hasn’t fulfilled his promise to ______ prices after the New Year. (3---7A*)A) hold off B) hold upC) hold out D) hold down10. The key _______ success is hard work and persistence. (3---7B#)A) on B) forC) to D) of11. The teacher asked him to ______ his lateness for school. (3---7A#)A) account of B) account onC) account about D) account for12. Melting snow ______ for the regular spring floods in this area. (3---7A#)A) accumulates B) accountsC) competes D) deposits13. Cambridge has announced plans to establish a business school _______ the master’s degree in businessadministration. (3---7A#)A) representing B) offeringC) presenting D) supplying14. Physics is ______ to the science which was called natural philosophy in history. (3---7B#)A) alike B) equivalentC) likely D) uniform15. _______ seeing the damage he had done, the child felt ashamed. (3---7B#)A) At B) ByC) Upon D) For16. Because the weather was very bad, the plane had to take off behind ______. (3---7B#)A) list B) planC) schedule D) arrangement17. The heart _______ blood round the body. (3---7A*)A) rotates B) movesC) sprays D) circulates18. The firm _______ the new product with a big advertising campaign. (3---7A*)A) launched B) shotC) conducted D) soared19. This crisis has led to many small businesses going ________. (3---7A#)A) crusted B) bankruptC) destructive D) exploding20. As soon as the class began, the teacher _______ the test paper. (3---7A#)A) distributed B) attributedC) contributed D) sprayed21. Maybe these old songs will never go out of _______ and will become more and more popular. (3---7A#)A) fame B) styleC) favourite D) fan22. Before going to the party, she _______ herself with a little perfume. (3---7A#)A) scattered B) spreadC) sprayed D) placed23. The shop is ______ our new TV set to our office the day after tomorrow. (3---7A#)A) delivering B) launchingC) loading D) importing24. There are some foods that you try to exclude ______ your meals if you want to stay slim. (3---7B#)A) of B) byC) from D) on25. _______ the uncertain nature of the charge, the judge might find the young man guilty if he had acriminal record. (3---7B#)A) Provided B) GivenC) If D) Because26. They claim that ______ 1,000 factories closed down during the economic crisis. (3---7B#)A) sufficiently B) approximatelyC) considerably D) properly27. The building where my department is located _______ to the 19th century. (3---7B#)A) goes down B) goes upC) goes for D) goes back28. The doctors are _______ about his chances of recovery. (3---7B#)。