虚拟语气--一轮复习课件.ppt

the Subjunctive Mood in“if”clause 虚拟语气在“if”条件句中的用法The Butterfly Song If I were a butterfly,Id thank you Lord for giving me wingsIf I were a robin（知更鸟）（知更鸟）in a tree,Id thank you Lord that I could singIf I were a fish in the sea,Id wiggle（摆动）（摆动）my tail and Id giggle（咯咯笑）（咯咯笑）with glee（欢喜）（欢喜）But I just thank you father for making me,me.If I were a butterfly,Id thank you Lord for giving me wings.If I were a robin in a tree,Id thank you Lord that I could sing.These sentences refer to a wish that cant be true.（不可能实现的愿望）If I feel depressed I will sing.If I feel sad I will laugh.If feel uncertain I will raise my voice.These sentences refer to a true situation.（一个事实）Subjunctive mood is usually used to talk about the situations that are not true or not likely to become true.表示说话人所说的话不是事实，而是一种表示说话人所说的话不是事实，而是一种假设、愿望或推测。

假设、愿望或推测the Subjunctive Mood in“if”clause 虚拟语气在“if”条件句中的用法If I were you,I would study hard.If I had a lot of money now,I would travel around the world.If I lived on the moon at present,I might see the beautyChange.【Find the rules（自我发现）】（自我发现）】If_sth,_ sth.did/were（过去式）（过去式）would/could/might/should do （动词原形）（动词原形）1.Ifit(be)finenow,I(go)shopping.werewouldgo【即学即用】2.If I (have)a lot of money,I (help)those poor people.hadwouldhelpwould be3.If everyone _(live)a low-carbon life now,the earth _(be)saved.livedAnswer my questionIf you had attended the meeting yesterday,you would have met her.If the doctor had come last night,the boy would have been saved.If _ sth,_ sth.had done（过去完成过去完成）would/could/might/should have done （现在完成）（现在完成）【Find the rules（自我发现）】（自我发现）】4.IfI_(have)timelastnight,I_(see)theLoveoftheHawthornTree.wouldhaveseenhadhad【即学即用】5.Ifhe_(drive)morecarefully,he_(nothave)anaccidentyesterday.haddriven wouldnothavehad If I had time next week,I would help you.If I should have time next week,I would help you.If I were to have time next week,I would help you.If_sth,_sth.would/could/might/should do（原形）（原形）3.Contrary to the future（与将来事实相反）（与将来事实相反）did were to do should do【Find the rules（自我发现）】（自我发现）】6.If it _(be)Christmas Day tomorrow,I _(get)some gifts.were/should/were to bewould get【即学即用】7.Ifyou_(get)afullmarknexttime,I_(treat)youtocandies.got/weretoget/shouldgetwouldtreat Mark:1008.IfI_(have)timeonFeb.4th,2022,I_(go)toZhangjiakoutowatchtheBeijingWinterOlympicGames.had/weretohave/shouldhavewouldgo the mascots of the Beijing Winter Olympic Games(2022)一、小结：虚拟语气在条件从句中的用法一、小结：虚拟语气在条件从句中的用法条件条件从句从句If 从句谓语形式从句谓语形式主句的谓语形式主句的谓语形式现在现在(Present)过去过去(Past)未来未来(Future)would/could/should/might+V.(原原)would/could/should/might+have done 过去完成式过去完成式(had done)过去式过去式(did/were)过去式过去式/should/were to+Vwould/could/should/might+V.(原原)If it should rain tomorrow,I would stay at home.Should it rain tomorrow,I would stay at home.If we had worked harder,we would have won the game.Had we worked harder,we would have won the game.If I were you,I would study hard.=Were I you,I would study hard.If I am a fish,I could swim freely in the sea._1.Correctthemistakewere2.If my English teacher hadnt helped me,I _ the first prize in the English Writing Competition.A.would not win B.would not have won C.would win D.would have won3.变为倒装句变为倒装句If it should rain tomorrow,we would have to put off the visit to the park.Should it rain tomorrow_,we would have to put off the visit to the park.4.This machine is of good quality.If it _ break down in the first year,we would repair it at our expense.A.would B.should C.could D.might If I were a bird,I would fly in the blue sky.If I were a baby,I would never cry.If I were a bright star,I would shine at night.If I were a millionaire,I would travel everywhere.But sadly Im not,so I must make the best of life as it is.”含蓄条件句含蓄条件句 假设的条件是借助介词或上下文假设的条件是借助介词或上下文(with,without,but for 或或but,or,otherwise)表示出来，而不用表示出来，而不用if。

Without water,there would be no life.=_,there would be no life.But for your help yesterday,I couldnt have finished the work.=_,I couldntIf there were no waterIf you hadnt helped me/If it hadnt been for your helpThey got two free tickets,or/otherwise they could never have been able to afford to go to Canada.=If _I could have given you more help,but I was too busy.=If _ they hadnt got two free tickets,they could never have been able to afford to go to Canada.I hadnt been too busy,I could have given you more help.从从句句表表示示的的行行为为和和主主句句表表示示的的行行为为所所发发生生的时间的时间不一致时：不一致时：If you had asked him yesterday,you would know what to do now.(从句说的是过去，主句指的是现在从句说的是过去，主句指的是现在)If you _ the doctors advice,you _ well now.混合条件句，又叫错综时间条件句混合条件句，又叫错综时间条件句hadfollowedwouldbe二、虚拟语气在二、虚拟语气在宾语从句中的运用宾语从句中的运用I wish I were as tall as you.I wish every day were my birthday.1)表示对表示对现在情况的虚拟现在情况的虚拟:从句动词用从句动词用过去式或过去式或过去进行式过去进行式(be动词一般用动词一般用were)。

1.wish引导的宾语从句中的虚拟语气引导的宾语从句中的虚拟语气I wish/wished I hadnt eaten so much watermelon.2)表示对表示对过去情况过去情况的虚拟的虚拟:从句动词从句动词常用常用“had过去分词过去分词”Thepartywasterrible,IwishIhadnevergonetoit.I wish it would rain tomorrow.(3)表示对将来的主观愿望表示对将来的主观愿望:从句动词形从句动词形式为式为“would动词原形动词原形”1.wish引导的宾语从句中的虚拟语气（引导的宾语从句中的虚拟语气（asif,ifonly用法相同）用法相。