1、Lesson Seven,IF引导的虚拟语气句的句式, If it were not raining, we should go for a picnic.如果现在不下雨的话，我们就出去野餐了。 If he came here, he might be able to help you. 如果他来这，他就能够帮助你了。,与现在事实相反的虚拟, She would have gone to the party if she had been invited. 要是当初她被邀请的话，她就会去参加这次聚会了。 If he hadnt called me, I would have overslept
2、 this morning. 今天早上，她要是不叫我的话，我就会睡过头了。,与过去事实相反的虚拟,If you came tomorrow, we would have the meeting. If I were to be twenty years old next year, I would take the course of French. If he should not come tomorrow, we would put off the meeting till next week If it should fail, I would try again. 要是失败了，我会再
3、试一次。,与将来事实相反的虚拟,（一）、含蓄条件句含蓄条件句就是虚拟条件暗含在短语或上下文中，从句不表现出来。这时，必须根据句中表述的意义以及某些特定的信息词，并依据前文所列举的四种现象，来判断此时须采用的形式。,1.Without electricity, human life _ quite different today.A. is B. will be C. would have been D. would be 2.Yesterday Jane walked away from the discussion. Otherwise, she _ something she would
4、regret later.A. had said B. said C. might say D. might have said,Without electricity = If there were no electricity,without, but, but for, but that 引起的短语或句子常暗含着含蓄条件。这时主句用虚拟,1) Without you, I would never know him. 2) But for your cooperation, we wouldnt have done the work so well. 要不是你的合作，我们不可能把工作做得这
5、么出色。 3) But that she was afraid, she would have said no. 要不是害怕，她会拒绝的。,4) I would be most glad to help you, but Iam busy now. 5) I would have come to the party yesterday, but I was working. 6) I am busy now, otherwise/or I would help you.,（二）、时间错综句从句与主句或上下文所表述的时间不一致。在这种情况下，我们切不可照搬某种形式，而应该按照句中所表述的时间关系
6、，再选择相应的虚拟形式。例如：,If you had worked hard yesterday, you would be tired now.,1.If the flower had been watered, it _ now.A. wouldnt die B. is dead C. had been dead D. will not die 2.If his television set had not been stolen yesterday, he _ TV now.A. would watch B. would have watchedC. would be watching
7、D. is watching,1) If he _ drunk, he wouldnt have lost control of the car. A. wasnt B. werent C. hasnt been D. hadnt been,2) I would have gone to the concert, if I _ time. A. had had B. have had C. had D. would have had,3) _ to the doctor right away, he might have beenalive. A. If he went B. Were he
8、gone C. Should he have gone D. Had he gone,4) If I _ more time, I would have gone with him. A. had B. had had C. have had D. would have,5) If he _ to the teacher attentively, he _ the answer to the problem now. A. had listened, would have known B. listened, would know C. listened, would have known D
9、. had listened, would know,6)_, I would take an umbrella with me. Had I been you B. I were you C. Were I you D. I had been you,7) If you were older, I _ you to go there yesterday. A. will allow B. should allow C. would have allowed D. had allowed,（三）、虚实错综句所谓“虚实错综句”是指虚拟现象与客观事实错综交织在一起的句子。这就需要我们细心判断哪一处
10、是虚拟语气，哪一处应使用陈述语气。,1.They _ earlier, but the car wasnt ready.A. can have left B.may have left C. will have left D. might have left 2. We could have walked to the station; it was so near. Yes. A taxi _ at all necessary.A. wasnt B. hadnt been C. wouldnt be D. wont be,非真实条件句（四级真题）: 48. He _ unwisely, bu
11、t he was at least trying to do something helpful. A. may have acted B. must have actedC. should act D. would act 51. If you explained the situation to your solicitor, he _ able to advise you much better than I can. A. would be B. will have been C. was D. were 54. _ if I had arrived yesterday without
12、 letting you know beforehand? A. Would you be surprised B. Were you surprised C. Had you been surprised D. Would you have been surprised 52. Had Judy been more careful on the maths exam, she _ much better results now. A. would be getting B. could have got C. must get D. would get,60. He would have f
13、inished his college education, but he _ to quit and find a job to support his family. A. had had B. has C. had D. would have 49. All of us would have enjoyed the party much more if there_ quite such a crowd of people there. A. werent B. hasnt been C. hadnt been D. wouldnt be 43. If your car _any attention during the first 12 months, take it to an authorized dealer.A. shall need B. should need C. would need D. will need,
