【導(dǎo)讀】愿望或假想，所說(shuō)的是一個(gè)條件，句，一類為非真實(shí)條件句。大的情況，故采用虛擬語(yǔ)氣。中，表示與事實(shí)相反的條件和結(jié)果。語(yǔ)動(dòng)詞要依照假設(shè)的時(shí)間而頂。的動(dòng)作在發(fā)生的時(shí)間上的不一致。這種句子可稱為錯(cuò)綜時(shí)間的條件句。要是大夫不來(lái)的話，病人現(xiàn)在就會(huì)死去了。

　　

【正文】 . It39。s high time we _______ our attention to this problem. A. turned B. turn C. had turned D. would turn 4. If only you _____ him what I said! Everything would have been all right. A. didn39。t told B. hadn39。t told C. would not tell D. would have not told 3. It39。s high time we _______ our attention to this problem. A. turned B. turn C. had turned D. would turn 4. If only you _____ him what I said! Everything would have been all right. A. didn39。t told B. hadn39。t told C. would not tell D. would have not told 5. He must have had an accident, or he _____ here then. A. would have been B. had been C. should have been D. could be 6. Much labour would have been saved if the electronic puters _____ before. A. had invented B. were invented C. should have been invented D. had been invented 5. He must have had an accident, or he _____ here then. A. would have been B. had been C. should have been D. could be 6. Much labour would have been saved if the electronic puters _____ before. A. had invented B. were invented C. should have been invented D. had been invented 5. He must have had an accident, or he _____ here then. A. would have been B. had been C. should have been D. could be 6. Much labour would have been saved if the electronic puters _____ before. A. had invented B. were invented C. should have been invented D. had been invented 7. _____ cease advertising, prices would be significantly reduced. A. Were they to B. Could they C. If they D. Would they 8. Five minutes earlier, and we _____ the last bus. A. had caught B. should have caught C. could have caught D. caught 7. _____ cease advertising, prices would be significantly reduced. A. Were they to B. Could they C. If they D. Would they 8. Five minutes earlier, and we _____ the last bus. A. had caught B. should have caught C. could have caught D. caught 7. _____ cease advertising, prices would be significantly reduced. A. Were they to B. Could they C. If they D. Would they 8. Five minutes earlier, and we _____ the last bus. A. had caught B. should have caught C. could have caught D. caught 9. You ____ the clothes! We have a washerwoman to do that sort of thing. A. shouldn39。t have washed B. mustn39。t have washed C. can not have washed D. needn39。t have washed 9. You ____ the clothes! We have a washerwoman to do that sort of thing. A. shouldn39。t have washed B. mustn39。t have washed C. can not have washed D. needn39。t have washed 10. Jean doesn39。t want to work right away because she thinks that if she ______ a job she probably wouldn39。t be able to see her friends very often. A. has to get B. were to get C. had got D. could have got 10. Jean doesn39。t want to work right away because she thinks that if she ______ a job she probably wouldn39。t be able to see her friends very often. A. has to get B. were to get C. had got D. could have got 11. It is politely requested by the hotel management that radios _____ after 11 o39。clock at night. A. were not played B. not to play C. not be played D. did not play 12. You don39。t have to be in such a hurry. I would rather you _______ on business first. A. would go B. will go C. went D. have gone 11. It is politely requested by the hotel management that radios _____ after 11 o39。clock at night. A. were not played B. not to play C. not be played D. did not play 12. You don39。t have to be in such a hurry. I would rather you _______ on business first. A. would go B. will go C. went D. have gone 11. It is politely requested by the hotel management that radios _____ after 11 o39。clock at night. A. were not played B. not to play C. not be played D. did not play 12. You don39。t have to be in such a hurry. I would rather you _______ on business first. A. would go B. will go C. went D. have gone 13. It is important that enough money _____ to fund the project. A. be collected B. must be collected C. was collected D. can be collected 14. I don39。t think it advisable that Tom ___ to the job since he has no experience. A. is assigned B. will be assigned C. be assigned D. has been assigned 13. It is important that enough money _____ to fund the project. A. be collected B. must be collected C. was collected D. can be collected 14. I don39。t think it advisable that Tom ___ to the job since he has no experience. A. is assigned B. will be assigned C. be assigned D. has been assigned 13. It is important that enough money _____ to fund the project. A. be collected B. must be collected C. was collected D. can be collected 14. I don39。t think it advisable that Tom ___ to the job since he has no experience. A. is assigned B. will be assigned C. be assigned D. has been assigned 15. You ____ her in her office last Friday。 she39。s been out of town for two weeks. A. needn39。t have seen B. must have seen C. might have seen D. can39。t have seen 16. We didn39。t know his telephone number, otherwi