1、虚拟语气,Unit 1 Art Grammar,1、与现在事实相反：主句： 从句：,would / should / could / might + 动原,动词过去式（be 用 were）,1）如果我是你，我就努力工作。,If I _ you, I _ hard,were,would study,2）如果我有钱，我就买一个收音机。If I _ money, I _ a radio.,had,would buy,3）如果我是一只鸟，我就到蓝天上去翱翔。If I _ a bird, I _ in the sky.,were,would fly,4）如果我能腾出时间的话，我也愿意去。I _ too
2、if I _ time to spare.,would go,had,5）如果每个人都懂得急救，许多生命就会得以挽救。 If everyone _ first aid, many lives _.,knew,would be saved,2、与过去事实相反：主句：从句：,would / should / could / might + have done,had done,1）如果你昨天来，你就会看见她了。,If you _ yesterday , you _ her.,had come,would have seen,2）如果你早点起， 你就赶上那趟车了。If you _ up earlie
3、r, you _ that bus.,had got,would have caught,3）如果他再努一点力的话，就不至于没及格。If he _ harder, he _ the exams.,had studied,would have passed,4）要不是忘了你的电话号码，我就打电话通知你了。If I _ your telephone number, I _ you.,had remembered,would have phoned,3、与将来事实可能相反：主句：从句：,would / should / could / might + 动原,动词过去式,should + 动原,wer
4、e to + 动原,1）如果明天下雨，我们就不去郊游了,If it _ tomorrow, we _.,should rain,would not go outing,( rained / were to rain ),4、错综时间虚拟语气：,1) If I _ (take) the doctors advice then，I _ ill now.,2) If I _ (study) hard before, I _ (speak) English very well now.,had taken,should not be,had studied,would speak,3) I was s
5、o busy then, otherwise I _ (come) to help you.,would have come,4) He telephoned to inform me of your birthday, or I _ (know) nothing about it.,would have known,5) A man who stopped drinking water _ dead in about seven days.,would be,6) I was ill that day. Otherwise I _ (take) part in the sports meet
6、.,would have taken,5、If 的省略, were / had / should 倒装到主语之前,3) If it should rain tomorrow, we would put off the sports meet.,Should it rain tomorrow, we would not go outing.,Were I you, I would take his advice.,Had you come yesterday , you would have seen him.,1) If I were you, I would take his advice.
7、,2) If you had come yesterday , you would have seen him.,6、表示愿望, 期待的虚拟语气,1) 我要是记得他的地址就好了.,I wish that I remembered his address. If only I remembered his address.,I wish I were a bird. If only I were a bird.,I wish I had bought the watch yesterday. If only I had bought the watch yesterday.,S + wish I
8、f only,(that),S did / were S had done,与现在相反 与过去相反,2) 我真希望我是一只鸟.,3) 我昨天买了那块手表就好了.,4) 我要是没犯那个错误该多好. I wish that I hadnt made such a mistake. If only I hadnt made the mistake. 5).我希望他能再来. I wish he could come again. If only he could come again. 6).我希望明天不下雨. I wish that it would not rain tomorrow. If on
9、ly it would not rain tomorrow.,7、 虚拟语气在宾语从句中的使用一坚持：insist 二命令：order, command三建议：suggest, propose, advise四要求：demand, require, request, ask,主句 + (that) + S + (should) + do,1）医生建议我们不要抽烟。 The doctor suggested that we _. 2）他坚持要回家。 He insisted that he _ home. 3）他命令我们不要睡觉。 He ordered that we _. 4）他要求我们按时读完
10、这本书。 He demanded that we _ the book on time.,(should) not smoke,go,not sleep,should finish,8、虚拟语气在主语从句的使用It is suggested / ordered / insisted / demanded / requested that + S + (should) + V,2）建议他休息几天。It is suggested he _ a rest for a few days.,9、同位语从句和表语从句suggestion / demand / order / advice + that +
11、 S + (should ) + V1) My suggestion is that _ _ (派几个人去帮助他).,2) _ (我们应订一个计划的建议) has been accepted.,some people (should ) be sent to help them.,The suggestion that we (should) make a plan,1）有人要求她唱一首新歌。It is requested that she _ a new song.,should sing,have,He seemed as if he _ abroad.,到你起床的时候了。,Its tim
12、e you _. Its time you _.,10、虚拟语气在状语从句中的使用as if / as though + S + did / were 或 had done,1）他说起英语来就好象美国人似的。 He speaks English as if he _ American.,were,2）现在好象是春天。 It seems as though it _ spring.,were,3）他好象出过国。,had been,11、It is (high / about) time + S + should +do 或 did,should get up,got up,1、要是没有空气, 我
13、们就活不了.2、若无你的帮助，他会失败的。3、若无你的帮助，他早已失败了。4、要不是你给他的那个面包，他早就饿死了。,S + would have done （与过去相反）,Without (But for) air, we could not live.,Without (But for) your help, he would fail.,Without (But for) your help, he would have failed.,12、Without / But for ,S + would / could + do,(与现在事实相反）,Without (But for) you
14、r bread, he would have died.,13. would rather that,I would rather you _ me now.,I would rather you _ that.,did / were had done,paid,I would rather you _ here than _.,remained,went away,hadnt done,I would rather you _ there too.,had gone,1、当suggest译成“建议”， insist译成“坚持做”时，从句用(should) do 2、当suggest译成“表明
15、”， insist译成“坚持认为”时，从句用适当时态 Her pale face suggests that she _ ill. She insisted that she _ right.,is,was,1. I wish I _ you yesterday. A. seen B. did see C. had seen D. were to see,2. If my lawyer _ here last Saturday, he _ me from going. A. had been; would have prevented B. had been; would preventC.
16、were; would prevent D. were; would have prevented,3. -If he _ , he _ that food. -Luckily he was sent to the hospital immediately. A. was warned; would not take B. had been warned; would not have takenC. would be warned; had not taken D. would have been warned; had not taken,4. If it _ for the snow,
17、we _ the mountain yesterday. A. were not; could have climbed B. were not; could climbC. had not been; could have climbed D. had not been; could climb,5. Without electricity, human life _ quite difficult today. A. is B. will be C. would have been D. would be,7. I didnt see your sister at the meeting.
18、 If she _, she would have met my brother. A. has come B. did come C. came D. had come,8. When a pencil is partly in a glass of water, it looks as if it _ . A. breaks B. has broken C. were broken D. had been broken,9. His face suggested that he _ really tired after the long walk.A. had been B. was C.
19、 be D. should be,10. It is important that we _ close the window before we leave.A. shall B. will C. must D. X,11. -Did you scold him for his carelessness?-Yes, but _ it.A. Id rather not do B. Id rather not have done C. I shouldnt do D. Id better not do,12. But for your help, we _ . A. shouldnt succeed B. couldnt have succeededC. would not succeed D. mustnt have succeeded,13. He felt lonely and sad as if the whole world _ against him.A. turns B. has turned C. had turned D. is turning,End,
