虛擬語氣教案

1、語氣語氣英語的動詞一般可帶有三種不同的語氣：英語的動詞一般可帶有三種不同的語氣：陳述語氣，祈使語氣和虛擬語氣。不同陳述語氣，祈使語氣和虛擬語氣。不同的語氣用動詞的不同形式（有的還借助的語氣用動詞的不同形式（有的還借助句法形式）來表示。句法形式）來表示。虛擬語氣虛擬語氣虛擬語氣是一種特殊的動詞形式，一是用來表示說話人所說的話不是一個事實，而是一種假設(shè)、猜測、懷疑等(在條件從句中或讓步狀語從句中)；一是表示說話人的愿望、要求、命令、建議等 (在賓語從句、表語從句、同位語從句)。虛擬語氣的概念虛擬語氣的概念 一、一、虛擬語氣在條件句中虛擬語氣在條件句中虛擬條件句虛擬條件句主句主句與與現(xiàn)在現(xiàn)在事實相事

2、實相反的假反的假設(shè)設(shè)與與過去過去相反的相反的假設(shè)假設(shè)與與將來將來相反的相反的假設(shè)假設(shè)If+主語主語+動詞的過去式動詞的過去式（動詞（動詞be用用were)主語主語+should,would,might,could動詞動詞原形原形If+主語主語+had +過去分詞過去分詞主語主語should, would, might, couldhave done1、If+主語主語+動詞過去式動詞過去式2、If+主語主語+were to+ 動詞原形動詞原形3、If+主語主語+should +動詞原形動詞原形主語主語should, would might, could動詞動詞原形原形eg:If I had ti

3、me, I would attend the meeting. If he had hurried ,he could have caught the train. If I were to go abroad ,I would go to America.如果我是你，我就會努力學習如果我是你，我就會努力學習如果我知道他的電話號碼，我就給他打電話了如果我知道他的電話號碼，我就給他打電話了如果明天下雨的話，我們會取消比賽如果明天下雨的話，我們會取消比賽If I were you, I would work harder at my lessons.If I had known his telep

4、hone number, I would have called him.If it should were to rain, we would call off the match.More practice:注意注意 在條件句中，可省略在條件句中，可省略 if，把，把were ,had, should 提到提到句首，變?yōu)榈寡b句式句首，變?yōu)榈寡b句式If I were at school again, I would study harder.Were I at school again, I would study harder.If you had come earlier, you wo

5、uld have met him.Had you come earlier, you would have met him.If it should rain tomorrow, we would not go climbing.Should it rain tomorrow, we would not go climbing. 二、虛擬語氣在名詞性從句中的運用二、虛擬語氣在名詞性從句中的運用、wish wish 后面的賓語從句中。后面的賓語從句中。 一般用虛擬語氣，表示一種不可能實現(xiàn)的愿望。一般用虛擬語氣，表示一種不可能實現(xiàn)的愿望。其謂其謂語動詞形式為：語動詞形式為：表現(xiàn)在過去時表現(xiàn)在過去時

6、表過去過去完成時表過去過去完成時表將來表將來would, might, could動詞原形動詞原形I wish (that) I were a bird.I wish (that) I had seen the film last night.I wish (that) I wouldcould go.2. 2.用于表示命令、建議、要求等一類詞后面的賓語從句。用于表示命令、建議、要求等一類詞后面的賓語從句。insist, order, command, suggest, advise, propose, require, request, demand, desire etc.We sugge

7、sted that the meeting (should) be put off.They insisted that the boy (should) go with them.注意：注意：suggest 當表示當表示“暗示、表明暗示、表明”講時，講時，insist 表示表示“堅持認為、堅持說堅持認為、堅持說”之意時，應(yīng)用陳述語氣。之意時，應(yīng)用陳述語氣。The smile on his face suggested that he was satisfied with our work.The man insisted that he had never stolen the money.

8、他臉上的表情表明他對我們的工作很滿意他臉上的表情表明他對我們的工作很滿意那個人堅持說他沒有偷錢那個人堅持說他沒有偷錢 在在suggestion / proposal / order / plan / advice / idea / request 等等名詞后的表語和同位語從句中名詞后的表語和同位語從句中要用要用“should動詞原形動詞原形”should可以省略可以省略3 3 用于表語從句和同位語從句用于表語從句和同位語從句My idea is that we (should ) think it over before accepting it. My suggestion that we

9、(should) have a meeting has been accepted by others.We all agree to that suggestion that the meeting (should) be put off.Choose the best answer: 1. I didnt know his telephone number. _ it， I _ then. A. Had I known， would ring him up B. Should I know， would have rung him up C. If I knew； would ring h

10、im up D. Had I known； would have rung him up 2. Mary is ill today. If she _， she _ absent from school. A. were not ill， wouldnt be B. had been ill， wouldnt have been C. had been ill， should have been D. hadnt been ill， could be DA3. Were I to do it， I _ it some other way. A. will do B. would do C. w

11、ould have done D. were to do4. The young man insisted that he _ nothing wrong and _ free. A. did; set B. had done; should be set C. should do; be set D. had done; must be set5. He gave orders that the experiment _ before 5:30pm. A. be finished B.will finish C. must be finished6. I didnt see your sister at the meeting. If she _， she wo