1. (1) Mr. Smith did all he could ______ his family’s living standard.(2) Mr. Wang made up his mind to devote all he could ___ his oral English before going abroad.(3) He couldn’t believe that such a little boy could _____ his English with so little time.A. improveB. to improveC. improvingD. to improving2. (1) He was very careless, so I am afraid he _____ your umbrella by mistake yesterday.(2) Everything he ______ away from him before he returned to his hometown.(3) Everything ______ away from him before he returned to his hometown.A. tookB. had been takenC. had had been takenD. had taken3. (1) Before he went abroad, he looked forward ______ English as much as possible.(2) Before he went abroad, he spent as much time as he ______ English.(3) As their English teacher had gone back America, so as a result, they stayed only _____ French.A. could learningB. to learnC. to learningD. could learn4. (1) You can not imagine what a silly mistake I ______yesterday.A. makeB. madeC. have madeD. hade made(2) You can never imagine what great difficulty I have ______ your house.A. foundB. findingC. to findD. for finding5. (1) The person we spoke to _______ no answer at first.(2) The person was made _____ a speech at the meeting.A. makingB. makesC. to makeD. made6. (1) He seemed _____ everything, but in fact he knew nothing.A. to knowB. to have knownC. to knowingD. knowing(2) The person we referred to ______ us a report yesterday.A. givingB. have givenC. gaveD. give7. (1) The days we have been looking forward to ______ soon.(3) These days we have been looking forward to _______ to visit you.A. comingB. will comeC. cameD. have come8. (1) Are you talking about _____ the new school next week?(2) The person we talked about _______ our school last week.A. visitingB. will visitC. visitedD. has visited9. (1) The man is fond of _____ the most popular songs in our city.(2) The man whose songs we are fond of ______ in our city next week.A. singingB. to singC. will singD. sang10. (1) Not only_____ the jewelry she ____ been sold for her son’s gambling debts but also her house.(2) Never _____ he come unless he _____ his wallet back.A. will, hasB. has, hadC. has, hasD. /, has11. (1) _____ in thought, he almost ran into the car in front of him.(2) _____ his lovely dog, he looked for it everywhere.(3) _____ his dog, he took it in the scary bushes.A. LosingB. Having lostC. LostD. To lose12. (1) The research is so designed that once _____ nothing can be done to change it.A. beginsB. having begunC. beginningD. begun(2) _____ in the queue for almost half an hour, he suddenly realized that he forgot his code.A. Having waitedB. WaitedC. To waitD. Waiting13. (1) --- What do you think made the woman so upset? --- ____ weight.(2) --- What can I do to join in the league? --- _____ weight.A. As she put onB. Put onC. Putting onD. Because of putting on(3) --- Why are the students so diligent these days? --- _______ the entrance exams.A. PassB. To passC. PassingD. Having passed(2) Time should be spent _____ English by everybody at present.A. learningB. learnedC. to learnD. having learned15. (1) It was only with the help of the local guide ____.(2) It was snowing heavily _____.(3) Only with the help of the local guide _______.A. was the mountain climber rescuedB. then the mountain climber was rescuedC. when the mountain climber was rescuedD. that the mountain climber was rescued16. (1) Never _____ time come again.(2) Never _____ he _____ a single sheep.A. has … lostB. will … loseC. will … lostD. has…lose17. (1) --- ______ was it ____ they discovered the entrance to the underground palace?--- Totally by chance.(2) --- _____ was it _____ they discovered at the entrance to the underground palace? --- A helmet.A. What, thatB. How, thatC. When, howD. Where, that18. (1) I have nothing to confess. _______ you want me to say?(2) I hope you don’t mind, but _____ you were born?A. What is it thatB. What it is whatC. How is it thatD. Where is it that19. (1) Is this factory _______ you visited the other day?(2) Is this the factory _____ you visited the other day?A. the oneB. thatC. whereD. when20. (1) Was it ____ she heard with her ears ______ really made her frightened?(2) Was it _____ she had been _____ really made you all surprised?A. what, thatB. it, thatC. where, thatD. what, /21. (1) _______ what the six blind men said sounded!。