独立主格结构练习练习一1.________, they will go and visit the zoo.A. Weather permittingB. Weather permittedC. Weather being permittedD. Weather having permitted2. The problem , they all went home happily.A. settlingB. to be settledC. settledD. to settle3. A lot of work ______, he had no time to talk with us.A. doneB. to doC. doingD. to be doing4. Everyone________ their seats, the meeting began.A. takenB. takingC. having takenD. to take5. ________, Mother had to stay at home and looked after him.A. Being illB. He was illC. Tom being illD. To be ill6.________, there is no school.A. It is SundayB. It was SundayC. It will be SundayD. It being Sunday7. ________, all the students ran out of the classroom.A. Class was overB. Class is overC. Class overD. When class over8.________, everything has changed.A. Time goes onB. Time going onC. As time going onD. With time went on9. He was lying on the grass, his hands________ under his head.A. crossingB. crossedC. was crossingD. were crossed10. The storm________ their house, they had to live in a cave.A. destroyedB. destroyingC. having destroyedD. being destroyed11. He entered the room,________.A. his nose was red with coldB. and his nose red with coldC. his nose red with coldD. his nose been red with cold12. Here are the first two volumes, the third one________ next month.A. to come outB. coming outC. will come outD. having come out13. All things________, I think we ought to give the job to Mike.A. consideringB. consideredC. having consideredD. are considered14. Ford tried dividing the labor, each worker _____ a separate task.A. assigningB. assignedC. was assignedD. would be assigned15. The lecture______, he left his seat so quietly that no one complained that his leaving disturbed the speaker.A. beganB. beginningC. having begunD. being beginning16 Such______ the case, there are no grounds to justify your complaints.A. beingB. isC. wasD. to be17. Darkness______ in, the young people lingered on merrymaking.A. setB. settingC. has setD. was set18. With all factors______, we think this program may excel all the others in achieving the goal.A. being consideredB. consideringC. consideredD. are considered19. A new technique______, the yields as a whole increased by 20 percent.A. to have been worked outB. having worked outC. working outD. having been worked out20. On the top was the clear outline of a great wolf sitting still, ears_______, alert,listening.A. pointedB. pointingC. are pointedD. are pointing21.Walter offered us a lift when he was leaving the office, but our work______, we declined the offer.A. not being finishedB. not having finishedC. had not been finishedD. was not finished22. There are various kinds of metals, each ______ its own properties.A. hasB. hadC. to haveD. having23.The article opens and closes with descriptions of two news reports, each _____ one major point in contrast with the other.A. makesB. madeC. is to makeD. makingKEYS: ACBCC, DCCAC, CABBC, ABCDA, ADD练习二1. ______ no bus, we had to walk home.A. There wasB. There beingC. Because there being2. ____, I'll go there with you tomorrow afternoon.A. Time permitsB. If time permittingC. Time permittingD. Time's permitting3. _____, we all went home happily.A. Goodbye was saidB. Goodbye had been saidC. Goodbye saidD. When goodbye said4. _____, we all went swimming in high spirits.A. It being fine weatherB. It fine weatherC. It was fine weatherD. It being a fine weather5. ____, the bus started at once.A. The signal was givenB. The signal givingC. The signal givenD. When the signal given6. She stood there, _____ from her cheeks.A. tears' rolling downB. tears rolled downC. with tears rolled downD. tears rolling down7. ____, the leaves are turning green.A. When spring coming onB. Spring coming onC. Spring came onD. Spring being come on8. _____, I had to buy a new one.A. My dictionary losingB. My dictionary having been lostC. My dictionary had been lostD. Because my dictionary lost9. I used to sleep with the window _____.A. openedB. openC. opening D to open10. ____, the hunter went into the forest.A. A gun on shoulderB. A gun was on his shoulderC. Gun on shoulderD. A gun being on shoulder11. ____ production up by 60%, the company has had another excellent year.A. AsB. ForC. WithD. Through12. With a lot of work ____, I have to sit up tonight.A. doB. doingC. doneD. to do13. He stood there silently, his lips_____.A. tremblingB. trembledC. were tremblingD. were trembling14. _____, her suggestion is of greater value than yours.A. All things consideringB. All things consideredC. All things were consideredD. With all things were considered15. ______, we will surely succeed.A. The teacher helping usB. The teacher to help usC. The teacher will help usD. With the teacher helping16．The thief stood before the policeman，_____ admitting what he had done．A．with his drooping head B．drooping his headC．raising his head D．with his head down17．__________ ，he can't go out for a walk as usual．A．With so much work to do B．With so much work doingC．With so much work done D．Without so much work to do18．It's quite strange that the man sleeps with his mouth _____ and his eyes ___ ．A．closed；open B．closed；openedC．closing；open D．closing；opening19．All things __________ ，the plan trip will have to be called off．A．be considered B．consideredC．considering D．having considering20．__________ ，we have to get down to business right away．A．As there was no time left B．There is no time leftC．There being no time left D．There to be no time left21．__________ yesterday，we went out for a walk．A．As a fine day B．It was a fine dayC．It being a fine day D．For it was a fine day22．The old man stood there，__________ ．A．with back against the wall B．with his back against the wallC．with back against wall D．his back against wall1-5 BCCAC 6-10 DBBBC 11-15 CDABB16-20 DAABC 21-22 CB。