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1、7B Unit 7 AbilitiesGrammarDo you know these sports?Thegirlcouldnotrideahorseatfive.Nowshecan.Thegirlwasnotabletorideahorseatfive.Nowsheisabletorideahorse.ride a horse ride a bikelastyearnowplay tennisin1990now swim at6nowfly a kite/ kitesatthattimenowskatewhenshewasyoungnowSandySimonMillie Daniel&Pe
2、terAmylast yearthis yearAskandanswerthequestionsCan Sandy row a boat now? Yes, she can.Could Sandy row a boat last year? No, she couldnt. Was able to .? Is able to .?情情态动词态动词can/could用法：用法：肯定句肯定句:主主+can/could+动词动词原形原形否定句否定句:主主+cant/couldnt+动词动词原形原形一般疑一般疑问问句句:Can/Could+主主+动词动词原形原形？肯定回答肯定回答:否定回答否定回答:特
3、殊疑特殊疑问问句句:eg.Whatcan/couldIdoforyou?Yes,主主+can/could.No,主主+cant/couldnt.现在我们来总结一下：现在我们来总结一下：beableto用法：用法：is/am/arewas/were肯定句肯定句:主主+beableto+动词原形动词原形否定句否定句:主主+benotableto+动词原形动词原形一般疑问句一般疑问句:Be+主主+ableto+动词原形动词原形？肯定回答肯定回答:否定回答否定回答:Yes,主主+be.No,主主+benot.Using“can”/“could”totalkaboutability.Weuse“can”
4、totalkaboutpresentability.Weuse“could”totalkaboutabilityinthepast.e.g.Ican(cannot/cant/cannot)swim.Hecould(couldnt/couldnot)danceinthepast.Usingcan,could,mayandtotalkaboutpermission(许可许可)1.can与与couldcan常用于口语中，表示非正式的请求，常用于口语中，表示非正式的请求，请求对象一般是家人或朋友。请求对象一般是家人或朋友。e.g.CanIborrowyourbike,Simon?西蒙西蒙,我可以借一下
5、你的自行车吗？我可以借一下你的自行车吗？Ofcourse.当然可以。当然可以。在口语中，在口语中，could常用来代替常用来代替can向对方向对方更委婉、有礼貌更委婉、有礼貌地提出请求，用法上比地提出请求，用法上比can正式，可以用于向老师或长辈提出正式，可以用于向老师或长辈提出请求，这时请求，这时could不表示过去，但是不表示过去，但是否否定回答只能用定回答只能用cant，不能用，不能用couldnt。e.g.CouldIuseyourcomputer,please?请问，我可以用一下你的电脑吗？请问，我可以用一下你的电脑吗？Yes,youcan/could.可以。可以。CouldIhan
6、dinourhomeworklater,MrLin?林老师，我可以稍后交作业吗？林老师，我可以稍后交作业吗？No,youcant.不，不行。不，不行。2.maymay也可以用来征求对方意见，意也可以用来征求对方意见，意为为“可以可以”，用法比，用法比can更正式，更正式，更礼貌，一般用于向更礼貌，一般用于向陌生人或所尊陌生人或所尊敬的人敬的人请求许可。请求许可。e.g.MayIaskyouaquestion?我可以问你一个问题吗？我可以问你一个问题吗？Yes,please.可以，请问。可以，请问。MayIcomein,MrWu?吴老师，我可以进来吗？吴老师，我可以进来吗？No,youcant.
7、不行。不行。Complete the conversation on page 85 with can, could, or may.Amy:_ItakemycousinShirleywithus,MrWu?MrWu:Yes,you_.Butwewillgettherebybike._ Sherideabike?Amy:Yes,she_.SouthHillisagoodplacetohavefun._ Wegocampingthere?MrWu:Iamafraidyou_.Amy:Isee._ Imakeacallonyourmobile?Ileftmineathome.MrWu:Ofcour
8、seyou_.Bytheway,_ youtakeyourcamerawithyou,Amy?Amy:Noproblem.Can/Could/Maycan/could/mayCancanCan/Could/MaycantCan/Could/Maycan/could/maymayThegirlisverypretty.Whataprettygirlsheis!Howprettythegirlis!Sentencesfromthisunit:1.Howcool!2.Whatabraveyoungman!3.Howbraveyouare!4.Howclever!5.Howbraveheis!What
9、alovelygirlsheis!Whataneasyquestionitis!Whatinterestingfilmstheyare!(1)what+a/an+形容词形容词+可数名可数名词单数词单数（+主语主语+谓语）谓语）!(2)what+形容词形容词+可数名词复数可数名词复数（+主语主语+谓语）谓语）!Whatimportantnewsitis!(3)what+形容词形容词+不可数名词不可数名词（+主语主语+谓语）谓语）! Howheavytherainis!Howquicklytheboyruns!(1)How+形容词形容词(+主语主语+谓语动词谓语动词)!(2)How+副词副词(+主
10、语主语+行为动词行为动词)！Complete the dialogue on page 86 with What and How.Millie:WhatcanSupermando,Simon?Simon:Supermancanseethroughwalls.Millie:(1)_amazing!HiseyesarejustlikeX-rays.Simon:Yes.Hecanalsoburnthingswithhiseyes.Millie:(2)_specialeyeshehas!Howabouthisears?Simon:Hecanhearthingsfaraway.Millie:(3)_st
11、range!Whatelsecanhedo?Simon:Hecanstopatrainwithhishands.Millie:(4)_strongheis!Canhefly?Simon:Yes.Hecanflyasfastaslight.Millie:(5)_awonderfulman!HowWhatHowHowWhat1._anicecake!2._agreatshow,Sandy!3._apity!4._abeautifulship!5._anuisance!6._cool!7._abraveyoungman!8._braveyouare!9._clever!10._braveheis!W
12、hatWhatWhatWhatWhatHowWhatHowHowHowWhat ? How? What ? How? What ? How? What ? How? 1.Whataprettygirlsheis!_thegirlis!2.Howdifficultthequestionsare!_theyare!3.Howbigthefactoryis!_bigfactory_!HowprettyWhatdifficultquestions Whataitis4.Whatacleverboy!_theboy_!5.Howtallthetreesare!_talltrees_!6.Whatinte
13、restingbookstheyare!_thebooks_!7.Howfunnythegirlis!_funnygirl_!HowcleverisWhat theyareareHowinterestingWhatasheis8.Howoldthemanis!_oldman_!9.Whatnicebookstheyare!_thebooks_!10.Howamazingthebuildingis!_amazingbuilding_!heisWhatan HowniceareWhatanitis1.play,brother,the,your,guitar,can?2.play,you,the,c
14、an,guitar?3.guitar,sing,the,I,play,can,and.Canyourbrotherplaytheguitar?Canyouplaytheguitar?Icansingandplaytheguitar.I. 连词成句连词成句4.he,told,important,what,news,me!Whatimportantnewshetoldme!5.the,beautiful,how,sounds,music!Howbeautifulthemusicsounds!6.me,what,gift,a,Tom,bought,nice!WhatanicegiftTombough
15、tme!1.Lucycanplaythepiano.(改为一般疑问句并作肯定回答改为一般疑问句并作肯定回答)_2.Mikecanswim.(改为否定句改为否定句)_II. 句型转换句型转换CanLucyplaythepiano?Yes,shecan.Mikecantswim.3.Canyouplaychess?(否定回答否定回答)_.4.TheycanspeakEnglish.(变为否定句变为否定句)They_English.5.Itisaninterestingbook.(变成感叹句变成感叹句)_aninterestingbook!How_thebookis!No,Icantcantspea
16、kWhatinterestingIII. 翻译句子翻译句子1.-比尔会弹钢琴吗？比尔会弹钢琴吗？-是的，他会，但是他不会唱歌。是的，他会，但是他不会唱歌。2.-她会唱歌吗？她会唱歌吗？-不，她不会，但是她会跳舞。不，她不会，但是她会跳舞。-CanBillplaythepiano?-Yes,hecan,buthecantsing.-Canshesing?-No,shecant,butshecandance.3.去年他不会划船，但现在他能划得去年他不会划船，但现在他能划得很好。很好。4.年轻人能为老年人做很多事情。年轻人能为老年人做很多事情。Hecouldntrowaboatlastyear,bu
17、tnowhecandoitwell.Youngpeoplecandomanythingsfortheoldpeople.5.多么勇敢的年轻人啊！多么勇敢的年轻人啊！Whatabraveyoungman!6.太棒了。太棒了。Howwonderful!7.这个电视节目真是有趣啊！这个电视节目真是有趣啊！WhatafunnyTVprogrammeitis!8.上个月他还不会滑雪，但是现在他上个月他还不会滑雪，但是现在他学会了。学会了。Hecouldntskilastmonth,buthecannow.1.IhearyouvegotanewiPhone4S._Ihavealook?Yes,certai
18、nly.A.MayB.DoC.ShallD.ShouldIV. 选择正确的答案选择正确的答案2._youdance?Weneedsomemoreactorsforthetalentshow.A.NeedB.ShallC.MustD.Can3.LastyearI_drive.Iusedtotakethebus.A.couldB.couldntC.shouldD.shouldnt4._Itryonthoseshoesinthewindow?_.Theyarejustonshow.A.Could;Yes,youcanB.Can;Sorry,youcouldntC.Could;Sorry,youcan
19、tD.Can;Yes,youcould5.“_delicioustheicecreamis!Couldyougivemeonemore?”“Sure.”A.WhatB.HowC.Whata6._anexcitingbasketballmatch!MiamiHeatbeatNewYorkKnicksatlast.A.HowB.WhatC.ThatD.So7.Woo!_beautifulChangdeis!A.HowB.WhatC.Whata8._nicetheicecreamlooks!Icantwaittotasteit.A.HowaB.HowC.WhataD.What9._excellentbasketballplayerJeremyLin(林书豪林书豪)is!Ireallylovethistalentedguy.A.HowB.WhatC.HowaD.Whatan10._fineday!Shallwegoforawalk?Thatsoundsgreat!A.WhatB.HowC.WhataD.Howa
