1、语气英语的动词一般可带有三种不同的语气：英语的动词一般可带有三种不同的语气：陈述语气，祈使语气和虚拟语气。不同陈述语气，祈使语气和虚拟语气。不同的语气用动词的不同形式（有的还借助的语气用动词的不同形式（有的还借助句法形式）来表示。句法形式）来表示。We met in this room. Come to my office after class.If I were you , I would not do this. 陈述语气陈述语气祈使语气祈使语气虚拟语气虚拟语气GrammarGrammarthe Subjunctive Mood虚虚 拟拟 语语 气气虚拟语气（The Subjunctiv
2、e Mood) 1、虚拟语气：表示说话人的愿望、假设、虚拟语气：表示说话人的愿望、假设、猜测或建议，而不表示客观存在的事实。猜测或建议，而不表示客观存在的事实。 2、虚拟语气通过谓语动词的特殊形式来、虚拟语气通过谓语动词的特殊形式来表示。表示。 一个坚持一个坚持 两个命令两个命令 四个建议四个建议 四个要求四个要求 注：以上动词的名词形式用于同位语从句注：以上动词的名词形式用于同位语从句中，从句中的动词也是用中，从句中的动词也是用“(should) + 动动词原形词原形” insist order, commandadvise, suggest, propose，recommenddemand
3、 , require, request, urgesuggest 当表示当表示“暗示、表暗示、表明明“讲时，讲时，insist 表示表示”坚持说坚持说“之意时，之意时，应用陈述语气。应用陈述语气。4. Janes pale face suggested that he _ ill . A be B was C should be D is5.He insists he _right. A. were B. was C. be D. is 用于表语、同位语、主语从句用于表语、同位语、主语从句在在suggestion / proposal / order / / advice / request
4、/demand 等名词后等名词后的表语和同位语从句中的表语和同位语从句中 要用要用 “should动词原形动词原形” should可以省略可以省略2. It is suggested/ordered / requested /proposed /demanded that从句从句从句从句中的中的 谓语谓语 动动 词词用用should+动词动词原形原形，should 可以可以省略省略考题点击考题点击1.His suggestion that you _ once more sounds reasonable. A. try B. tries C. must try D. can try2 She
5、 made the demand that the journalists _at once for Iraq. A. leave B. leaving C. left D. to be leftWe are in favor of your proposal that the meeting _. A. should be put off B. was put off C. should put off D. is to put offif if引导的虚拟条件句引导的虚拟条件句 If Sentence Structure if 虚拟条件句的结构虚拟条件句的结构a. 表示表示与现在事实相反与现
6、在事实相反的假设的假设b. 表示表示与过去事实相反与过去事实相反的假设的假设c. 表示表示与将来事实相反与将来事实相反的假设的假设1) If I were you now, I shouldnt do that. 2) If we had time at present, we would go with you. 3) If he were here at the moment, we could ask him . 4) If I knew his telephone number, I would ring him up.条件从句主句1. 表示与现在事实相反表示与现在事实相反did（be
7、动词一般用动词一般用were） would /should/could+ do1) If he had seen you yesterday, he would have asked you about it.2) If you had come earlier, you would (might) have met him. 3) If I had known your phone number in advance， I would have called you. (提前提前) 条件从句条件从句主句主句2.表示与过去事实相反表示与过去事实相反had + donewould /might
8、+ have done1) If it should rain next week, the crops would be saved. 2) If it were to snow tomorrow, they would sleep.3) If it rained tomorrow, we would not go out.条件从句主句didshould dowere to doWould + do3.表示与将来事实可能相反表示与将来事实可能相反与与现现在在相相反反与与过过去去相相反反与与将将来来相相反反If从句从句主句主句did（be用用were)had +donedid（be用用were
9、)were to+ doshould +doWould do(should/could/might)Would +doshould/could/mightWould have + done (should/could/might)二、二、省略省略 if 的条件从句的条件从句If I were to meet him tomorrow, I should ask him about it.If he should fail in the experiment this time, he would try again. Were I to meet him tomorrow, Should he
10、 fail in the experiment二、二、省略省略 if 的条件从句的条件从句If I had followed your advice, I wouldnt have made such foolish mistakes. Had I followed your advice,Had you listened to the doctor，you _ all right. A. are B. were C. would be D. would have been2 由由介词介词或或介词介词短语暗示的虚拟结短语暗示的虚拟结构构 without(没有没有) but for(要不是要不是
11、) with otherwise 1. Without sunlight , or water or air , there _ no life on the earth . A will have B would be C can be D must be 2 But for the snow , we _ earlier . A will arrive B would have arrived C arrive D arrived 五、虚拟语气在其他从句中五、虚拟语气在其他从句中1.It is (high / about ) time that“到做到做-的时间了的时间了.”注意注意:sh
12、ould不能省略不能省略过去时should +V原.我们该去睡觉了。Its time that we went to bed.Its time that we should go to bed. 15.It is high time the child _ to the hospital. A. is sent B. would be sent C. must be sent D. were sent2.If only 引导的感叹句引导的感叹句“要是该有多好啊要是该有多好啊”If only I _(ask) the question nowIf only I _(see) the film y
13、esterday!askedhad seen Its high time they_ this road. A. mend B. mended C. must have mended D. will mend If only I _ driving before. A. had learned B. learned C. learn D. would learn 3.Wish 现在：现在：过去：过去：未来未来：过去时（过去时（were）过去完成时过去完成时would/could/might+V. 1 . I wish I _a bird A is B were C will be D are2
14、. How I wish that I _ the moon sometime in the future . A had visited B would visit C visited D will visit 1. would rather that现在：现在：过去：过去：未来：未来：过去时过去时过去完成时过去完成时过去时过去时I would rather you paid me now.I would rather you had gone, too.Dont come. I would rather you came tomorrow.1. 判断是否虚拟判断是否虚拟2. 判断虚拟类型判断虚拟类型3. 判断虚拟时间判断虚拟时间
