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1、关于公开课虚拟语气在条件句中的用法现在学习的是第1页，共30页 These show your good wishes or dreams. It is evident that they are not real or they cant come true (表示说话人的愿望、假设、猜测或建议，表示说话人的愿望、假设、猜测或建议，而不表示客观存在的事实。而不表示客观存在的事实。)romantic , unrealistic, best wishes 现在学习的是第2页，共30页现在学习的是第3页，共30页英语动词有三种语气，英语动词有三种语气， 陈述语陈述语气，祈使语气和虚拟语气。气，祈使
2、语气和虚拟语气。陈述语气陈述语气 (The Indicative Mood):用来陈述一用来陈述一个事实，或提出一种看法，有肯定、否定、疑个事实，或提出一种看法，有肯定、否定、疑问或感叹等形式。问或感叹等形式。I am not interested in what you said.Have you ever been to France?What a splendid palace!We had many trees planted last year .现在学习的是第4页，共30页祈使语气祈使语气(The Imperative Mood),用来表用来表示请求、邀请、命令、警告或劝告等。示请
3、求、邀请、命令、警告或劝告等。nLets have a talk.nDont jump in the queue.nOpen the door ,please .现在学习的是第5页，共30页虚拟语气虚拟语气(The Subjunctive Mood)定义：表示说的话不是事实，或者是不可定义：表示说的话不是事实，或者是不可能发生的情况，而是一种愿望，建议，能发生的情况，而是一种愿望，建议，假设。假设。nIf I were you, I would go there.nI wish I were a bird flying in the sky.nI suggest you should foll
4、ow your fathers advice .现在学习的是第6页，共30页Subjunctive Mood 虚拟语气在虚拟语气在if条件句中的用法条件句中的用法现在学习的是第7页，共30页 If I were a child, I would be happier.现在学习的是第8页，共30页If he were a bird , he could fly in the big blue sky.现在学习的是第9页，共30页If I had a lot of money, I would buy a villa （别墅）（别墅）. 现在学习的是第10页，共30页1.If I were a c
5、hild, 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(时间）Structure (结构） 与_事实相反(现在,过去,未来) If sb_， sb_.Discover1 现在现在 were/did(动词过去式动词过去式）. would/could do(动词原形动词原形) 现在学习的是第11页，共30页Practice1 Tell what the following people ar
6、e 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) 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 wo
7、uld be could would attend had had could go现在学习的是第12页，共30页If you had worked hard ,you would have passed the exam .现在学习的是第13页，共30页If they had had enough rain last year, they would have gained good harvest.现在学习的是第14页，共30页If he had driven more carefully yesterday, he would not have had the car accident
8、.现在学习的是第15页，共30页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(时间）Structure (结构） 与_事实相反(现在,过去,未来) If sb_, sb_.Discover2 过去过
9、去 had done(动词过去分词）动词过去分词） would (not) have done(动词过去分词）动词过去分词）现在学习的是第16页，共30页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. Miss Jiang explained the homework to the cl
10、ass yesterday. If Judy _(pay) more attention at the time, he_ (not miss) her instructions(介绍介绍). would have studied had known had come would have met had paid would not have missed 现在学习的是第17页，共30页If it were/ should be fine tomorrow , I would go to see him.现在学习的是第18页，共30页If I should visit/ were to vi
11、sit/ visited the school next time, I would go to the library .现在学习的是第19页，共30页If they should play/were to play / played better next time , they would not fail again. 现在学习的是第20页，共30页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
12、 time, I would go to the library .3.If they should play/were to play / played better next time , they would not fail again.When(时间）Structure (结构） 与_事实相反(现在,过去,未来) If sb_, sb_.Discover3 未来未来 would (not) do were/ should be/ should do / were to do / did 现在学习的是第21页，共30页Practice3 1.If it _ (rain) tomorro
13、w, we _ (not go) out.2. I dont like exams. If there _ (be) no exam tomorrow, I _ (see) a movie.3. Eason doesnt think he will ever win a singing Competition（比赛）（比赛）. 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 spe
14、ndwere/should be were to win/should win/won现在学习的是第22页，共30页Conclusion 虚拟语气在虚拟语气在if条件句中的用法条件句中的用法When When If sbIf sb_(_(条件句条件句) )Sb _Sb _（主句）（主句）与现在事实相反 与过去事实相反 与将来事实相反 助动词 be用 were 实义动词 do 用 did would should + do sth could mighthad donedid / were should dowere to dowould should + do sth could mightw
15、ould should + have done sth could might现在学习的是第23页，共30页注意点注意点1:省略省略ifif的条件句的条件句有时侯在使用时可省略有时侯在使用时可省略if,句子则可换成下列形式，即句子则可换成下列形式，即“were / had / should +主语主语”。 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
16、 Britain. Were I a boy, I would join the army.Had he taken my 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 也是常见的虚拟句型也是常见的虚拟句型, 意思意思是是“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 w
17、ork. If it were not for the wise decision, we could not be living a happy life.现在学习的是第24页，共30页注意点注意点2: 时间错综条件句时间错综条件句 当条件状语从句表示的行为和主句表示的行为所发生当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时，动词的形式要根据它所表示的时间的时间不一致时，动词的形式要根据它所表示的时间作相应调整。作相应调整。 If you had followed my advice yesterday, you would be better now.He might be
18、praised now, if he had made rapid progress .现在学习的是第25页，共30页注意点注意点3: with,without , but for ,but,or,otherwise等形式的含蓄条等形式的含蓄条件句。件句。nWithout air (If there were no air)，there would be no living things. 如果没有空气的话，就不会有生物了。nBut_for your help (If it hadnt been for your help) I couldnt have done it. 要不是你的帮助，我就
19、不可能完成这件事。现在学习的是第26页，共30页1. Without sunlight, peoples life different from today.2. But for the rain we _(有有)a pleasant journey today.3. He is not a careful driver; otherwise he (不会撞不会撞) _the tree yesterday.would be should havewouldnt have hit现在学习的是第27页，共30页注意点注意点4: If only 要是就好了要是就好了(假设假设) If only I
20、knew his name!If only we had followed your advice!If only I could see him again!要是我们的父母能和我们住在一起就好了。要是我们的父母能和我们住在一起就好了。要是我没错过火车就好了！要是我没错过火车就好了！If only our parents could live with us!If only I hadnt missed the train!现在学习的是第28页，共30页If 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 如果上天能够给我一个再来一次的机会，如果上天能够给我一个再来一次的机会，我会对那个女孩子说三个字：我爱你。我会对那个女孩子说三个字：我爱你。如果非要在这份爱上加上一个期限，我希望是如果非要在这份爱上加上一个期限，我希望是-一万年一万年! 现在学习的是第29页，共30页感谢大家观看8/21/2022现在学习的是第30页，共30页