高考英語語法專練+虛擬語氣課件.ppt

1、Subjunctive Mood 虛擬語氣,1.英語動詞有三種語氣， 陳述語氣，祈使語氣和虛擬語氣。（見課本P 170頁）。 2. 定義：用來表示說的話不是事實，或者是不可能發(fā)生的情況，而是一種愿望，建議，假設的語氣叫虛擬語氣。,一：虛擬語氣在條件狀語 從句中的用法。,條件從句,If 從句的謂語形式,主句的謂語形式,現(xiàn)在,過去,未來,過去時（were）,過去完成時,Would/could/should/might +V.（原）,Would/could/should/might+have+p.p.,1.過去時 2.should+V. 3. were to do,would/could/shoul

2、d/might +V.（原）,1.If I had HIV, I would know because I would feel sick. 2.If I were you, I would give AIDS patient a hug. 3. If I had taken your advice, I wouldnt have made a mistake. 4. If he had been there, it wouldnt have happened.,與現(xiàn)在事實相反,與過去事實相反,5.If it should rain tomorrow, they wouldnt go for

3、an outing. 6.I think we could do it, if we planed it properly and could borrow the tools. 7. If we were to have three days off , we would enjoy a very happy life.,與將來事實相反,二：虛擬語氣特殊句型：,Wish 的賓語從句,現(xiàn)在： 過去： 未來：,過去時（were）,過去完成時,would/could/might+V. should,I wish I were a bird.（現(xiàn)在） I wish I hadnt made such

4、 a mistake.（過去） We wish our parents wouldnt punish us. （將來）,2. Would rather that,現(xiàn)在： 過去： 未來：,I would rather you paid me now.,I would rather you had gone, too.,Dont come. I would rather you came tomorrow.,過去時,過去時,過去完成時,3. as if /though + Clause,現(xiàn)在： 過去：,過去時,過去完成時,He looks as if he were drunk.,They tal

5、ked as if they had been friends for years.,She loves the baby as if it were her own son. It seems that it were spring. I remember the whole thing as if it had happened yesterday.,4.Its (about/high) time +that -,should +V.,過去時,你該走了。,我們該去睡覺了。,Its high time that you went. Its high time that you were go

6、ing. Its high time that you should go.,Its time that we went to bed. Its time that we should go to bed.,5.表示要求，命令，建議的虛擬語氣。,賓語從句。常見動詞： 一個堅持，兩個命令，三個建議，四個要求。即 1.insist 2. order, command 3. advise, suggest, propose 4. demand , require, request, desire 這些動詞后面的賓語從句要使用虛擬語氣用法。即從句中的動詞 使用should + 動詞原形，或者將shou

7、ld省略。,我們建議Tom 去休息一下。 他堅決要求我到場。 國王命令囚犯明天要實施死刑。 他們要求我們派他們?nèi)ツ莾汗ぷ鳌?We suggested that Tom have a rest.,He insisted that I (should )be present.,The king ordered that the prisoners be killed the next day.,They requested that we (should) send them to work there.,以上動詞相應的名詞構成的名詞性從句包括主語從句，表語從句和同位語也要使用虛擬語氣。從句中的動

8、詞形式一樣。 order, advice, suggestion, proposal, demand, request, desire,Its 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.,6.without和but for 構成虛擬。but for要不是 Without sunlight, p

9、eoples life would be different from today. But for your help, I wouldnt have finished the work. Without your help, I would have failed. But for water, it would be impossible to live in the desert.,7. 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

10、again!,要是我們的父母能和我們住在一起就好了。 要是我沒錯過火車就好了！,If only our parents could live with us!,If only I hadnt missed the train!,8. Its necessary /strange/ natural/ important + that-Clause 從句中的動詞要用虛擬，即（should）+動詞原形,It is important that we ( should ) master a foreign language. It is strange that she refuse to come

11、to the party. Its necessary that we should study hard.,9. 某些簡單句的固定句型： Heaven help him! God bless you! May you succeed! Long live the Peoples Republic of China!,三： 虛擬語氣假設條件句型注意點：,1.假設條件從句謂語動詞發(fā)生的時間與主句所假設的謂語動詞不一致，叫做錯綜條件虛擬語氣。主句和從句的謂語動詞要依照假設的時間而頂。 If the weather had been finer, the crops would be growing

12、 still better. If you had followed the teachers advice, you wouldnt be in the hospital.,2.假設條件虛擬倒裝。 條件從句中有should， were， had三個助動詞可以把if省略，并將這三個詞提至句首。 If I were you, I would give it up. Were I you, I would give it up. If it were not for your advice, we couldnt have got over the difficulties. Were it not for your advice, we couldnt have got over the difficulties.,If I had had