高二英語(yǔ) 虛擬語(yǔ)氣的用法課件

1、subjunctive moodGrammar1.英語(yǔ)動(dòng)詞有三種語(yǔ)氣， 陳述語(yǔ)氣，祈使語(yǔ)氣和虛擬語(yǔ)氣。2. 定義：用來(lái)表示說(shuō)的話(huà)不是事實(shí)，或者是不可能發(fā)生或可能性比較小的情況，而是一種愿望，建議，假設(shè)的語(yǔ)氣叫虛擬語(yǔ)氣。一、虛擬語(yǔ)氣定義Q:Whats the difference between the two sentences?If I am free, I will visit you. If I were a bird, I would fly into the sky. （虛擬條件句） (真實(shí)條件句）If I won the lottery, I would buy an expens

2、ive car. (與現(xiàn)在事實(shí)相反）If I won the lottery, I would buy a villa.（與現(xiàn)在事實(shí)相反）If he had got up early, he would not have been late for school.（與過(guò)去事實(shí)相反）如果他早起，他就不會(huì)上學(xué)遲到。If he _ （drive) more carefully, he _ (not have) the car accident yesterday.（與過(guò)去事實(shí)相反）had driven would not have had 假如他來(lái)了, 我們對(duì)他說(shuō)什么呢？If he were to

3、come, what should we say to him.假如他看見(jiàn)我, 就會(huì)認(rèn)識(shí)我。If he should see me, he would know me.一、一般條件句中的虛擬語(yǔ)氣二. 名詞性從句的虛擬語(yǔ)氣。主要是表示命令、要求、建議的虛擬語(yǔ)氣。賓語(yǔ)從句。常見(jiàn)動(dòng)詞：一個(gè)堅(jiān)持：insist兩個(gè)命令：order, command 三條建議：advise, suggest, propose四項(xiàng)要求：demand , require, request, ask 這些動(dòng)詞后面的賓語(yǔ)從句要使用虛擬語(yǔ)氣用法。即從句中的動(dòng)詞 使用should + 動(dòng)詞原形，或者將should省略。1.我們建議T

4、om去休息一下。2.他堅(jiān)決要求我到場(chǎng)。3.國(guó)王命令囚犯明天要實(shí)施死刑。4.他們要求我們派他們?nèi)ツ莾汗ぷ鳌?.We suggested that Tom2.He insisted that I present.4.They requested that we3.The king ordered that the prisoners should have a rest.(should) beShould be killedthe next day.should send themto work there. 2、以上動(dòng)詞相應(yīng)的名詞構(gòu)成的名詞性從句（包括主語(yǔ)從句，表語(yǔ)從句和同位語(yǔ)從句）也要使用虛擬

5、語(yǔ)氣。從句中的動(dòng)詞形式一樣。 order, advice, suggestion, proposal, demand, request, desireIts suggested that the plan be carried out.My demand is that she should come to see me once a week.All of us are for the advice that the chemical factory should be closed down.三、幾種特殊結(jié)構(gòu)中虛擬語(yǔ)氣的用法；1）wish + 賓語(yǔ)從句現(xiàn)在：過(guò)去：未來(lái)：過(guò)去時(shí) (did/w

6、ere)過(guò)去完成時(shí) (had done)would/could/might+V. shouldI wish I were a bird. (現(xiàn)在)I wish I hadnt made such a mistake. (過(guò)去)We wish our parents wouldnt punish us. (未來(lái))I wish I _a bird.wereI wish/wished I _( not eat ) so much watermelon.hadnt eaten2）would rather that -現(xiàn)在：過(guò)去：未來(lái)：I would rather you _(pay) me now.

7、(現(xiàn)在)I would rather you _ (go) there yesterday. (過(guò)去)Dont come. I would rather you _(come) tomorrow. (未來(lái))過(guò)去時(shí)過(guò)去時(shí)過(guò)去完成時(shí)paid me had gonecame4).Its （high） time +that -should +V.過(guò)去時(shí)你該走了。我們?cè)撍X(jué)了。Its high time that you .Its high time that you .Its time that we .Its time that we to bed. wentshould gowent to bedshould go5）If only (要是就好了) If only I knew his name!If only we had followed your advice!If only I could see him ag