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1、Aare not kept;will have toBare not kept;haveCdo not keep;will have toDdo not keep;have to2. The fifth generation computers, with artificial intelligence, are _andperfected now.A. developed B. have developedC. are being developedD. will have been developed3. - _ the sports meet might be put off- Yes,
2、it all depends on the weatherAIve been toldBIve toldCIm told DI told4. I need one more stamp before my collection _.A. has completed B. completes C. has been completedD. is completed5. Rainforests _ and burned at such a speed that they will disappear from the earth in the nearfuture.A. cut B. are cu
3、tC. are being cutD. had been cut6. The new suspension bridge _ by the end of last month.A. has been designedB. had been designedC. was designedD. would be designed7. When a pencil is partly in a glass of water, it looks as if it _.A. breaks B. has brokenC. was broken D. had been broken8. Great chang
4、es _ in the city, and a lot of factories _.A. have been taken place; have been set upB. have taken place; have been set upC. have taken place; have set upD. were taken place; were set up9. That suit _ over 60 dollars.A. had costed B. costed C. is costed D. cost10. - Look! Everything here is under co
5、nstruction.- Whats the pretty small house that _ for?A. is being built B. has been builtC. is built D. is buildingDo you like the material?- Yes, it _ very soft.A. is feeling B. feltC. feelsD. is felt12. It is difficult for a foreigner _ ChineseAwrite Bto writeCto be written Dwritten13. I have no mo
6、re letters _,thank youAto type Btyping Cto be typed Dtyped14.Take care! Dont drop the ink on your shirt, for it _ easily. A. wont wash out B. wont bewashed out C. isnt washed out D. isnt washing out15. Nobody noticed the thief slip into the house because the lights happened to _.A. be put up B. give
7、 inC. be turned on D. go out16. The computers on the table _ Professor Smith.A. belongs B. are belonged toC. belongs to D. belong to17. - What do you think of the book?- Oh, excellent. Its worth _ a second time.A. to read B. to be read C. reading D. being read18. The squirrel was lucky that it just
8、missed _.A. catching B. to be caughtC. being caught D. to catch19. This page needed _ again.A. being checked B. checkedC. to check D. to be checked20. _ many times, the boy still didnt know how to do the exercisesA. Having taught B. Having been taughtC. taught D. Teaching21)_ It is said that a new r
9、obot by him in a few days.A) designed B) has been designedC) will be designedD) will have been designed22)_ We are late. I expect the filmby the time we get to thecinema.A) will already have startedB) would already have startedC) shall have already startedD) has already been started23) She will stop
10、 showing off if no notice_ of her.A) is takenB) takesC) will be takenD) has taken24) Diamond _in Brazil in 1971.A) is foundB) has been foundC) was foundD) had been found25)“Have you moved into the new flat?”“Not yet. The room_ .”A) has been painted B) is paintedC) paintsD) is being painted26) My pic
11、tures _ until next Friday.A) wont develop B) arent developedC) dont developD) won t be developed27) Tim _ since he lost his job three weeks ago.A) had been unemployed B) was unemployedC) has been unemployedD) has unemployed28) A great number of colleges and universities _ since 1949.A) has been esta
12、blishB) have been establishedC) have established D) had been established29) Ill have to push the car to the side of the road because we _it here.A) would be finedB) will be finedC) will being finedD) will have been fined30) “_ two tickets for the new play at the Grand Theatre on Saturday. Shallwe go
13、 and see it together?”A) They have been givenB) I have been givenC) I am givenD) They have given to me31) The subject of these lectures _ by the lecture committee.A) is announcedB) have been announcedC) are announced D) has been announced32) I found an aspirin bottle _dropped on the floor of Davids
14、room.A) was B) hadC) had beenD) is33)_ The goodswhen we arrived at the airport.A) were just unloadingB) were just been unloadingC) had just unloadedD) were just being unloaded34) If one _by pride, he will reject useful advice and friendly assistance.we leaveA) overcomesB) is overcomeC) has been over
15、come D) overcome35)_Most environment problems exist because adequate measures for preventing them_ taken in the past.A) was notB) were notC) were not beingD) had not been36) You ought to have put the milk in the refrigerator, now _sour.A) I smellB) it is smeltC) it smellsD) it is smelling37) After t
16、he race_ , the celebration began.A) had been won B) is wonC) will be wonD)has been won38) He was here for a little while, but I dont know where she _now.A) is B) was C) had been D) has been39) The young teacher has _ competent.A) been proved to beB) proved to beC) been provedD) proved being40) Pluto
17、, the outermost planet of the solar system, _ photographically inMarch 1930.A) discoveredB) was discoveredC) by discoveryD) when discovered41) To get a better view of the stage, _ .A)our seats had to be changedB) our seats were changedC) we had to change our seatsD) our seats were changed by us42) A
18、fter synthetic_ , engineers had a better choice of material.A) created B) has createdC) has been createdD) had been created43) I think much attention _your pronunciation.A) must be paid toB) ought to be paid toC) must pay toD) should be paid to44) Since 1970, millions of enthusiasts _Vitamin C, whic
19、h they believe canremedy the common cold.A) have takenB) have been takenC) have been takingD) have been taking45) I dont remember _ the chance to try this method.A)having been given B) to have been given C)having given D) to have given46) We could ask someone to do the work privately without it_.A)
20、knowB) be knownC) being knownD) to be known47) The construction of the laboratory _ by the end of next month.A) must be completedB) must have been completedC) will be completingD) will have been completing48) They would tell how the African _on a ship to an American port.A) was broughtB) could have
21、been broughtC) had been broughtD) was to be brought49) He does not possess a bicycle, this one he uses _ to Peter.A) is belonged toB) belonged C) belongs D) is belonging50) Negotiation _ again with Moscowtomorrow, a great event will be discussedthen.A) is to be openedB) is on the point of openingC)
22、is going to openD) opens51) The reason for all the changes being made _ to us yet.A) has not explainedB) has not been explainedC) did not explainedD) were not explained52) Experiments in the photography of moving objects _in both the UnitedStates and Europe well before 1900.A) were conductingB)were
23、conductedC) had been conducted D) had conducted53) When he turned the corner, he found himself _ by a man in black.A) tailedB) been tailedC) was tailedD) had been tailed54) A candidate for the democratic presidential nomination _at this moment.A) is interviewingB) being interviewedC) is being interviewedD) interviewing55) As we approached the work site, the workers were seen _the new house.A) building B) build C) builtD) to build56) As we know, all the regulations in school _ .A) must keep toB) must be keptC) must
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