b6u1grammar课件

If you were an artist,what kind of pictures would you paint?If the rules of perspective had not been discovered,no one would have been able to paint such realistic pictures.If you had three of these paintings on the walls of your classroom,which would you choose?Subjunctive mood is usually used to talk about situations that are not true or not likely to become true.条件条件从句从句If从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过去将来将来did/werehad donewould/could/should/might+V.would/could/should/might+have+p.p.1.did/were2.should+V.3.were to dowould/could/should/might+V.（1）If I had much money,I would buy an expensive car.（2）If you had come five minutes earlier,you would have seen the famous singer（3）If he came here in five minutes,he would be the fastest runner.过去过去将来将来现在现在To imagine what you would do if you could be somebody or do anything,using the structure“If,.”If I were a bird,I would fly into the sky./.If I were Superman,.If he _(drive)more carefully,he _(have)the car accident yesterday.had driven would not have had If the workers _(be)more careful,the buildings _(be)on fire now.had beenwould not beMake sentences using“if,”according to the following situation:You didnt make any progress,and even failed in the mid-exam.Your parents are not happy.If I had made progress,my parents would be happy.If I had worked hard,I would not have failed in the mid-exam.If I had a good mark,my parents would be more happy to attend the parents meeting.I wish I had done well in the mid-exam!1）wish+宾语从句宾语从句现在：现在：过去：过去：未来：未来：过去时过去时(did/were)过去完成时过去完成时(had done)would/could/might+V.should2)The teacher suggested that we(should)go over the lessons after class.The teachers _ was that we(should)go over the lessons after class._ that we(should)go over the lessons after class.suggestionIt was suggestedI wish I were a bird.I wish I would fly into the sky.the car accidentI wish the car accident hadnt happened yesterday.I wish he had driven the car carefully yesterday.the driverSubjunctive mood1.If 引导的条件从句。引导的条件从句。2.Wish 引出的宾语从句。引出的宾语从句。3.表示建议的表示建议的suggest 以及它的名词以及它的名词suggestion 引出的名词性从句。引出的名词性从句。主要是表示命令、要求、建议的虚拟语气。主要是表示命令、要求、建议的虚拟语气。1.宾语从句。常见动词：宾语从句。常见动词：2.一个坚持：一个坚持：insist3.两个命令：两个命令：order,command 4.三个建议：三个建议：advise,suggest,propose5.四个要求：四个要求：demand,require,request,desire 这些动词后面的宾语从句要使用虚拟语气这些动词后面的宾语从句要使用虚拟语气用法。即从句中的动词用法。即从句中的动词 使用使用should+should+动词动词原形，或者将原形，或者将shouldshould省略。省略。1.It is suggested(required,ordered,proposed,)that+主语+should do2.由suggestion,proposal,advice,requirement 等引出的表语从句，同位语从句中，从句的谓语结构用should+do.3.What do you think of the teachers proposal that we _(recite)the sentences every day.4.My fathers order is that I _(keep)silent at night in my dormitory.3.It is important/necessary/natural/strange that sb should do 4.it is a pity/a shame/on wonder.that sb should do should recitekeep虚拟语气的变化通过虚拟语气的变化通过动词的变化动词的变化来表现来表现She creamed as if she had seen a snake.Without your help,I would not have finished my work.If only I were a talent and could work out any problem.用用if,wish,as if,if only,with,without,but for,suppose 等引出的句子要用虚拟语气。等引出的句子要用虚拟语气。*would rather+that sb(did/had done).*It is(high/about)time+that sb did*would you mind if I did Fill in the blanks with the proper forms of the given verbs:1.I didnt see your sister at the meeting.If she _(come),she _(meet)my brother.2.What _ you _(do)if you_(be)the headmaster?3.If she _(know)as much about music as you do,she _(play)much better.had comewould have metwoulddowereknewwould play4.If Alice _ (not come)this afternoon,the meeting _(put)off.5.If my lawyer _(be)here last Saturday,she _(prevent)me from going.6.If my daughter _(not be)busy tomorrow,she _(come)to help you.should notdid not comewere not to comewould be puthad beenwould have preventedwere notwould come1.I wish I _(be)30 years younger.我但愿自己能年轻三十岁。我但愿自己能年轻三十岁。2.I wish(that)you _(get)a good job next month.我希望你我希望你下个月下个月能找到一个好职业。能找到一个好职业。3.He wished he _(not do)it.他想要是他没这样做该多好。他想要是他没这样做该多好。4.He ordered that the students _ the clothes every week by themselves.他要求学生每周都要自己洗衣服。他要求学生每周都要自己洗衣服。were wouldgethadntdonewashPracticemakesperfect.1.Butforyourhelp,I_theplace.A.couldnthavefoundB.cantfindC.canthavefoundD.haventfound2._yourinvitation,Iwouldhavestartedouttwodaysago.A.IfIreceivedB.ShouldIreceiveC.HadIreceivedD.HadreceivedI3.Supposingtheweather_bad,wherewouldtheygo?A.beB.shouldbeC.wereD.is4.Theexpressiononhisfacesuggestedthathe_satisfiedwithyou.A.beB.wasC.wereD.isA.句型练习句型练习:翻译下列句子翻译下列句子1.校长校长 建议我们观看亚运比赛时要讲礼貌，建议我们观看亚运比赛时要讲礼貌，守规则守规则(abide by the rules)。（用三种表。（用三种表达方式）达方式）2.我希望我是林丹。他获得的荣誉可多了。我希望我是林丹。他获得的荣誉可多了。3.可能的话可能的话,在从化举办第在从化举办第17届亚运会。届亚运会。HomeworkB.Review what we have learned today.1.If possible,the 17th Asian Games would be held in Conghua/Conghua could host the 17th Asian Games.2.I wish I were Lidan because he haswonnumeroushonors.3.Our headmaster suggested that we should be polite and abide by the rules while watching the matches of the Asian Games.4.Our headmasters suggestion is that we should be polite and abide by the rules while watching the matches of the Asian Games.5.Its suggested that we should be polite and abide by the rules while watching the matches of the Asian Games.一一.虚拟语气在条件从句中虚拟语气在条件从句中例句例句1.Ifyouhadcomeafewminutesearlier,youwouldhavemethim.要是你早来几分钟的话，你就能见到他了。要是你早来几分钟的话，你就能见到他了。2.Ifitweresunnytomorrow,Iwouldcometoseeyou.明天要是天气好的话，我来看你。明天要是天气好的话，我来看你。3.IfIwereyou,Iwouldgoatonce.假如我是你的话，我会马上走。假如我是你的话，我会马上走。(与过去事实相反与过去事实相反)(与与将来将来事实可能相反事实可能相反)(与与现在现在事实相反，事实上我不可能是你事实相反，事实上我不可能是你)Ex.1）如果我是你，我就努力学习如果我是你，我就努力学习。If I _ you,I _ hardwerewould study 2）如果我有钱，我就给妈妈买一个如果我有钱，我就给妈妈买一个 收音机收音机。If I _ money,I _ a radio for my mother.hadwould buy3 3）如果你昨天来，你就会看见她了。）如果你昨天来，你就会看见她了。If you _ yesterday,you _ her.had comewould have seen4 4）如果你早点起，）如果你早点起，你就赶上那趟车了。你就赶上那趟车了。If you _ up earlier,you _ that bus.had gotwould have caught5）如果明天下雨，我们就不去郊游了）如果明天下雨，我们就不去郊游了If it _ tomorrow,we _.rainedwould not go outing1.IfIwereyou,Iwouldstudyhard.2.Withoutyourhelp,Iwouldnothavesucceeded.3.IwishIwereabird.4.Iwouldrathertheydidntheardaboutthenews.5.Theteachersuggestedthatwe(should)gooverthelessonsafterclass.6.Mysuggestionisthatwe(should)gooverthelessonsafterclass.7.Itssuggestedthatwe(should)gooverthelessonsafterclass.8.Helooksasifhewereanartist.9.IfonlyIwereabird!6.Itsessentialthatwe_Englishwell.A.learnB.learntC.mustlearnD.hadlearnt7.HeistalkingsomuchaboutAmericaasifhe_there.A.hadbeenB.wereC.wasD.been8.I_yousomemoney,butIhadntgotanythen.A.wouldlendB.wouldhavelentC.couldlendD.mayhavelent9.Butforyourhelp,I_theplace.A.couldnthavefoundB.cantfindC.canthavefoundD.haventfound10.Idontthinkitistherighttimethatyou_.A.willgoB.wentC.goD.mustgo11.Whenapencilispartlyinaglassofwater,itlooksasifit.A.breaksB.hasbrokenC.werebrokenD.hadbeenbroken12._,I would have started off two days ago.A.If I received B.Should I receive C.Had I received D.Had received I13.Supposing the weather _ bad,where would they go?A.be B.was C.were D.is14.He wished she _ her the truth.A.didnt tell B.had not told C.would not tell D.not telling15.Heispoor.Ifhe_moremoney,hewouldgiveyousome.A.hadB.hasC.hasgotD.shouldhave16.Shesuggestedthatthemeeting_putoff.A.notbeB.shouldnotB.C.wouldntD.benot17.Iinsistedthatourson_lawinthefuture.A.studiesB.studyC.studiedD.muststudy18.Theexpressiononhisfacesuggestedthathe_satisfied.A.beB.wasC.wereD.isB.19.Heinsistedthathe_right.C.wasB.hadbeenC.beD.wereD.20.Iwouldrather_athome.E.stayB.stayedF.C.tostayD.hadstayed