英语人教版选修六Unit1课件

9. 混合型的条件句
当条件从句与主句所表的时间不一致时，虚拟语气的
形式应作相应的调整。主句和从句的谓语动词并不相
互呼应，这种条件句叫混合条件句。较多见的混合型
条件句是从句用过去完成时（指过去行为），而主句
用一般时（指目前状态）。
★如果他听了我的劝告，他现在会通过考试。 He would pass the test if he had taken my advice． ★假如昨天我对他说了，现在我就知道该怎么办了。 If I had spoken to him yesterday, I should know what to do now. ★假如我是你，我当时就不会打破那杯子。 If I were you , I would not have broken the glass.
would have telephoned (telephone) you yesterday. I _____________________
二. 虚拟语气特殊句型:
现在: 过去时（were） 1. wish 的 宾语从句 过去: 过去完成时(had done) 未来: would/could/might +V.(原) should
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★ She loves the baby as if it were her own son.
★ I remember the whole thing as if it had happened
yesterday. ★ 他们就像多年的朋友一样交谈。 They talked as if they had been friends for years. ★ 他看上去像是醉了。 He looks as if he were drunk. ★她看起来似乎是冰做的 She looked as if she were made of ice.
件句的虚拟语气中。 • If it were not for the rain , the crops would die.
★要不是你的帮助，我们就不可能提前完成任务
If it had not been for your help , we couldn’t have finished the work ahead of time. = But for your help… = Without your help… = Had it not been for your help,…
明”、“坚持认为”时,宾语从句用陈述语气。
1. The guard at gate insisted that everybody obey ____
(obey) the rules.
2. He insisted that she ___ was (be)seriously ill and that ______ be sent (send) to hospital at once. 3. He suggested that we ____ have (have) a meeting at
once.
4. His pale face suggested that he ___ was (be) ill.
以上动词相应的名词构成的名词性从句包括主语 从句, 表语从句和同位语也要使用虚拟语气, 从句
中的动词形式为(should）+动词原形
order, advice, suggestion, proposal, demand,
Unit 1 Art
Period Three Grammar
Subjunctive Mood
虚拟语气
虚拟语气
一. 虚拟语气在条件状语从句中的用法。 条件 If 从句的谓语形式 从句
现在 过去式 (were) had done 主句的谓语形式 would/could/should/might +V (原) would/could/should/might +have done would/could/should/might +V. (原)
过去: 过去完成时
未来:
过去时
★ I would rather you paid me now. ★ I would rather I hadn’t come yesterday. ★ I would rather you came tomorrow.
3. as if /though + 从句
现在： 过去时 过去： 过去完成时
Were you in my position, you would do the same. ★ 假如他们进攻我们，我们就把他们彻底消灭干净。 Should they attack us, we’ll wipe them out completely.
1._______he come, the problem would be settled. A. would B. should C. shall D. if
I suggest that we (should) hold a meeting next week.
He insisted that he (should) be sent there. 注意: 如suggest, insist不表示“建议” 或“坚持要
某人做某事时”, 即它们用于其本意“暗示、表
过去
未来
1.过去式 2. should+ V.(原) 3. were to do
★如果现在不下雨的话，我们就出去野餐了。
If it were not raining, we should go for a picnic.
★如果他来这，他就能够帮助你了。
If he came here, he might be able to help you.
10.连词if的省略
如果虚拟条件句的谓语部分有were，had和should 时，可省略if，把were，had和should放到从句主 语前面去，多见于书面语。 ★要是没有你的帮助，我就失败了。 Had you not helped me， I should have failed.
★ 假如你处在我的地位，你也会这样干的。
3. ______. Everything would have been all right.
A. had he been here B. here he had been
C. been here he had D. had he been here 4.___fired, your health care and other benefits will not be immediately cut off . A. would you be C. could you be B. should you be D. might you be
6. 表示要求,命令,建议的虚拟语气。使用should + 动词 原形, 或者将should省略。 常见动词: 一个坚持, 两个命令, 三个建议, 四个要求。即 1). insist
2). order, command
3). advise, suggest, propose
4). demand, require, request, ask
* 近几年各类考试中常见的试题类型：
① 错综时间条件句。即假设条件从句谓语动词发生的时 间与主句所假设的谓语动词不一致。主句和从句的谓 语动词要根据各自的时间而定。
If the United States had built more homes for poor
people in 1955, the housing problems now in some parts of this country______ so serious.
to see the film with you.
If he had driven more carefully, he would not have had
the car accident yesterday.
If I ___________(know) your telephone number, had known
我现在要是年轻十岁就好了。
I wish I were ten years younger now. 我昨天要是遇见他就好了。 I wish I had met him yesterday. 我希望成为一名科学家。 I wish I would be a scientist.
现在: 过去时 2. would rather that
language.
★很奇怪她竟然拒绝来参加聚会。 It is strange that she refuse to come to the party. ★ 我们有必要努力学习。 It’s necessary that we should study hard.
8.在含有If it were not for或If it had not been for 条
√
A. wouldn’t be
B. will not have been
C. wouldn’t have been D. would have not been
如果你采纳了我的建议，你现在就会好得多。
★ If you had followed my advice, you would be better now. 如果你之前努力学习了，你现在就是一名大学生，四 年后就会大学毕业了。
2. _______, man could not live at all. A. were it not for the sun B. if it was for the sun C. had it not been for the sun D. if it shouldn’t be for the sun
我们该去睡 觉了。
It’s time that we went to bed.
It’s time that we should go to bed.
5. 虚拟语气用于If only 引导的感叹句中, “要是……
就好了”
If only I were a flying bird! = How I wish I were a flying bird! 要是我看过那部电影就好了！ If only I had seen the film! =How I wish I had seen the film!
request
7. It’s necessary/strange/natural/ important/pity/no wonder/impossible + that 从句，从句中的动词要用 虚拟, 即(should)+动词原形
★我们掌握一门外语是非常重要的。
It is important that we ( should ) master a foreign
★要是当初她被邀请的话，她就会去参加这次聚会了。
She would have gone to the party if she had been invited. ★今天早上，她要是不叫我的话，我就会睡过头了。 If she hadn't called me, I would have overslept this morning.
★明年我要是二十岁，我就会学法语。
If I were to be twenty years old next year, I would
take the course of French. ★要是失败了，我会再试一次。 If it should fail, I would try again.
would have gone had not been If I ____________busy last night, I _______________
4. It’s (about/high) time +that
过去时(were)
should(不省) +V.
It’s high time that you went. 你该走了。
It’s high time that you were going.
It’s high time that you should go.