公開課-虛擬語氣在if條件句中的用法42924

1、If I were a boyIf I were a boy even just for a day Id roll out of bed in the morning and throw on what I wanted and go ；drink beer with the guys and chase after girls Id kick it with who I wanted and Id never get confronted for it cause they stick up for me If I were a boy I think I could understand

2、 How it feels to love a girl I swear Id be a better man The girl expressed her _to be a boy.wish/dreamIf I were a boyIf I were a boy, I think I could understand how it feels to love a girl.If I were a boy,I would roll outta bed in the morning.如果我是一個男孩，如果我是一個男孩，我會在清晨翻身下床。我會在清晨翻身下床。如果我是一個男孩，我想如果我是一個男孩

3、，我想我會明白愛上一個女孩會我會明白愛上一個女孩會是怎樣的感覺。是怎樣的感覺。 The girl expressed her _to be a boy.wish/dreamIf the God _(give) meanother chance，I_ (tell)the girl three words: I love her! If our love _ (have to) be set a time limit, I wish it _ (be)10,000 years! should /were to give/gave would tellhad to would be 如果上天能夠給我

4、一個再來一次的機會，如果上天能夠給我一個再來一次的機會，我會對那個女孩子說三個字：我愛你。我會對那個女孩子說三個字：我愛你。如果非要在這份愛上加上一個期限，我希望是如果非要在這份愛上加上一個期限，我希望是-一萬年一萬年! Q:Whats the difference between the two sentences?If I am free, I will visit you. If I were a bird, I would fly to the sky.真實條件句真實條件句虛擬條件句虛擬條件句Q:Whats the difference between the two sentence

5、s?If it rains tomorrow, we will stay at home. If I were you , I would work harder and be better.真實條件句真實條件句虛擬條件句虛擬條件句虛擬語氣虛擬語氣(The Subjunctive Mood)定義：表示說的話定義：表示說的話不是事實不是事實，或者是，或者是不可不可能發(fā)生的情況能發(fā)生的情況，而是一種愿望，建議，而是一種愿望，建議，假設(shè)。假設(shè)。Subjunctive Mood 虛擬語氣在虛擬語氣在if條件句中的用法條件句中的用法 If I _ a child, I _ happier.If he w

6、ere a bird , he could fly in the big blue sky.If I had a lot of money, I would buy a villa （別墅）（別墅）. 1.If I were a child, I would be happier.2.If he were a bird , he could fly in the big blue sky.3.If I had a lot of money, I would buy a villa .When(時間）Structure (結(jié)構(gòu)） 與_事實相反(現(xiàn)在,過去,未來) If sb_， sb_.Disc

7、over1 現(xiàn)在現(xiàn)在 were/did(動詞過去式動詞過去式）. would/could do(動詞原形動詞原形) Second conditionalPractice1 Tell what the following people are thinking.Two-year-old: If I _(can) talk, I _(tell) my mother that I hate peas.14 year-old: I _(be) happier if I _(can) drive. 16-year-old: If I _(have) a car, my friends andI_ (go

8、) out every night.19-year-old: If I _(have) a lot of money, _(attend) a private(私立的私立的) university. could would tell would be could would attend had had could goIf you had worked hard ,you would have passed the exam .If they had had enough rain last year, they would have gained good harvest.If he ha

9、d driven more carefully yesterday, he would not have had the car accident .1.If you had worked hard ,you would have passed the exam .2.If they had had enough rain last year, they would have gained good harvest.3.If he had driven more carefully yesterday, he would not have had the car accident.When(時

10、間）Structure (結(jié)構(gòu)） 與_事實相反(現(xiàn)在,過去,未來) If sb_, sb_.Discover2 過去過去 had done(動詞過去分詞）動詞過去分詞） would (not) have done(動詞過去分詞）動詞過去分詞）Practice 2 1.I _ (study) English when I was a child if I _(know) the importance (重要性重要性)of it. 2.I didnt see your sister at the meeting. If she_ (come), she_ (meet) my brother. 3.

11、 Miss Jiang explained the homework to the class yesterday. If Judy _(pay) more attention at the time, he_ (not miss) her instructions(介紹介紹). would have studied had known had come would have met had paid would not have missed If it were/ should be fine tomorrow , I would go to see him.If I should vis

12、it/ were to visit/ visited the school next time, I would go to the library .If they should play/were to play / played better next time , they would not fail again. 1.If it should be/were fine tomorrow , I would go to see him.2.If I should visit/ were to visit/ visited the school next time, I would g

13、o to the library .3.If they should play/were to play / played better next time , they would not fail again.When(時間）Structure (結(jié)構(gòu)） 與_事實相反(現(xiàn)在,過去,未來) If sb_, sb_.Discover3 未來未來 would (not) do were/ should be/ should do / were to do / did Practice3 1.If it _ (rain) tomorrow, we _ (not go) out.2. I dont

14、like exams. If there _ (be) no exam tomorrow, I _ (see) a movie.3. Eason doesnt think he will ever win a singing Competition（比賽）（比賽）. If, by chance, he _ (win), he _ (spend) the prize money on a computer. should rain/were to rain/rained would not go would see would spendwere/should be were to win/sh

15、ould win/wonConclusion 虛擬語氣在虛擬語氣在if條件句中的用法條件句中的用法When When If sbIf sb_(_(條件句條件句) )SbSb _ _（主句）（主句）與現(xiàn)在事實相反 與過去事實相反 與將來事實相反 助動詞 be用 were 實義動詞 do 用 did would should + do sth could mighthad donedid / were should dowere to dowould should + do sth could mightwould should + have done sth could might注意點注意點1

16、:省略省略ifif的條件句的條件句有時侯在使用時可省略有時侯在使用時可省略if,句子則可換成下列形式，即句子則可換成下列形式，即“were / had / should +主語主語”。 如如1.If I were a boy, I would join the army.2. If he had taken my advice, he would have succeeded. 3. If it were not for the expense, I would go to Britain. Were I a boy, I would join the army.Had he taken my

17、 advice, he would have succeeded.Were it not for the expense, I would go to Britain.注注: If it were not / had not been for 也是常見的虛擬句也是常見的虛擬句型型, 意思是意思是“要不是要不是” 例如例如:If it had not been for your help, we would not have achieved so much in our work. If it were not for the wise decision, we could not be li

18、ving a happy life.注意點注意點2: 時間錯綜條件句時間錯綜條件句 當(dāng)條件狀語從句表示的行為和主句表示的行為當(dāng)條件狀語從句表示的行為和主句表示的行為所發(fā)生的時間不一致時，動詞的形式要根據(jù)它所發(fā)生的時間不一致時，動詞的形式要根據(jù)它所表示的時間作相應(yīng)調(diào)整。所表示的時間作相應(yīng)調(diào)整。 If you had followed my advice yesterday, you would be better now.He might be praised now, if he had made rapid progress .注意點注意點3: with,without , but for ,but,or,otherwise等形式的等形式的含蓄條件句。含蓄條件句。nWithout air (If there were no air)，there would be no living things. 如果沒有空氣的話，就不會有生物了。nBut_for your help (If it hadnt been for your help) I couldnt have done i