If引導(dǎo)的虛擬語氣ppt課件

1、ppt課件.ppt課件. 如果上天能夠再給我一次機會如果上天能夠再給我一次機會,我會我會對那個女孩說：對那個女孩說：“我愛你我愛你” 。 If I had one more chance, I would say to the girl “I love you”.ppt課件.虛擬語氣定義： 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(shè)的語氣叫虛擬語氣。 If I had one more chance, I would go to university again.ppt課件.if引導(dǎo)的引導(dǎo)的虛擬虛擬條件句條件句If she invited me, I would

2、go to the party. 假如她邀請我參加聚會，我就去。If she had invited me yesterday, I would have gone to the party. 假如她昨天邀請我參加聚會，我就去了。If she should invite me tomorrow, I would go to the part如果她明天邀請我參加聚會，我會去的。ppt課件.if條件句中條件句中的謂語動詞的謂語動詞 主句主句的謂語動詞的謂語動詞 動詞用過去形式動詞用過去形式(be動詞用動詞用were) should/ would/ could/ might + 動詞原形動詞原形1.

3、 對現(xiàn)在的虛擬對現(xiàn)在的虛擬 If I were you, I would/ could/ should/ might do that.If I had money, I would/ could/ should/ might buy that house.ppt課件.if條件句中的謂語動詞條件句中的謂語動詞 主句的謂語動詞主句的謂語動詞 had doneshould/ would/ could/ might + have done2. 對過去的虛擬對過去的虛擬If I had known that yesterday, I would/ could/ should/ might have to

4、ld you. If she hadnt eaten so much candy, she wouldnt have had her teeth pulled out. ppt課件.if條件句中的謂語動詞條件句中的謂語動詞 主句的謂語動詞主句的謂語動詞 1.動詞過去式動詞過去式(be動詞動詞用用were) 2. should+動詞原形動詞原形3. were to+動詞原形動詞原形should/ would/ could/ might+ 動詞原形動詞原形 3. 與將來事實相反的假設(shè)與將來事實相反的假設(shè)If it should rain, the crops should/ would/ coul

5、d/ might be saved. ppt課件. If Ibecamewere to become should becomea scientist in the future,對將來情況的虛擬：對將來情況的虛擬：I would try to find a cure for cancer. ppt課件.時間時間 if 條件句謂語條件句謂語 主句主句 謂語謂語現(xiàn)在現(xiàn)在 過去過去 將來將來Fill in the blankswould/could/should/might+動詞原形動詞原形動詞過去式動詞過去式(be動詞用動詞用were)had+過去分詞過去分詞would/could/should

6、/might + have+過去分詞過去分詞would/could/should/might+動詞原形動詞原形1. 動詞過去式動詞過去式2. should+動詞原形動詞原形3. were to+動詞原形動詞原形ppt課件.1.If the world-war broke out again, what _(happen) to our people on earth?2. What _(happen) if you _ (get up) too late tomorrow?3. If I _ (meet) you yesterday, we _ (go) to the concert toge

7、ther.were to get up/ got up/ should get upwould happenhad metwould have gonewould happen對現(xiàn)在假設(shè)對現(xiàn)在假設(shè)對將來假設(shè)對將來假設(shè)對過去假設(shè)對過去假設(shè)ppt課件.l1. If I _ a map, I would lend it to you.l a. have b. had c. should ld. wouldl2. Alan _ the party if he had gone to London.l a. would have missed b. had missed lc. would miss d

8、. missedppt課件.1. The teacher suggested that we (should) have a rest.2. It is suggested that he (should) come to see us.表語從句表語從句賓語從句賓語從句3. My suggestion is that we (should) read English newspapers to improve our English.主語從句主語從句3. My suggestion that we (should) read English newspapers is very important.同位語從句同位語從句ppt課件.在表示在表示“堅持堅持”、“命令命令”、“建議建議”、“要求要求”等后的賓語從句要用虛擬語氣。這類動詞等后的賓語從句要用虛擬語氣。這類動詞有人歸納為有人歸納為:一個堅持一個堅持 (insist)、兩個命令兩個命令 (order, command)、三個建議三個建議 (ad