【学海导航】全国版统编教材2012届高中英语一轮复习 Chapter 15 SBⅡ Units7-8 课件.ppt

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1、1231.…andleavesapersondefencelessagainstinfectionsandillnesses.(SBⅡU7)……使人丧失对感染及疾病的抵抗力。leavevt.让……处于某种状态4leave+宾语+(宾补)过去分词过去分词现在分词不定式形容词介词短语①PleaseexcusemeifI__________________(对你的任何问题都没有回答)．②Extremelyangry,Mumwalkedawayand__________________(留下我一人坐在那儿).③I__________________(让门开着)whenIleaveincasehec

2、omesback.④Itshouldbebetterto__________________(让他自个儿做).6【答案】①(have)leftanyofyourquestionsunanswered②leftmesittingthereallbymyself③willleavethedooropen④leavehimtodoithimself72.Learningaboutfirstaidisthebestwaytomakesurethatwewillnothavetofeelthatwecouldhavedonemore.(SBⅡU8)学习急救是保证遇到此类事情不留遗憾的最佳途径。8co

3、uldhavedone的用法：（1）用于肯定句、否定句或疑问句中，对过去的动作进行可能性推测，也可用canhavedone。用于肯定句中相当于may/mighthavedone。例如：Hecan/couldhaveleftearlier.(can/couldhaveleft相当于may/mighthaveleft)他可能早离开了。9Surelyshecan/couldnothavearrivedsoearly.他不可能到这么早。Can/Couldhehaveleftalready?他可能已经离开了吗？10（2）用于肯定句中表示过去本来能够做而未做。例如：Youcouldhavecaught

4、theearlytrain.(事实上没搭上)你本应该搭上早班车。①__________________(那会是舒适的旅行吗)sincetherewere6peopleinthelittlecar?②I__________________(本可以更加用功些的),butasamatteroffact,Ihavewastedtoomuchtime.【答案】①Canthathavebeenacomfortablejourney②canhavestudiedharder12课文原句高考对照课文原句高考对照XiaohuahaslearnttolivewithHIVandthefactthatshewi

5、llonedaydevelopAIDS.小华已经学会了带着HIV病毒生活，并将会变成艾滋病。Inmoderntimes,peoplehavetolearnto______allkindsofpressurealthoughtheyareleadingacomfortablelife.(2008·湖北卷)A.keepwithB.staywithC.meetwithD.livewith解析：选D。句意：在现代，尽管人们过着一种舒适的生活，但他们必须学会忍受各种压力。13课文原句高考对照课文原句高考对照TwoyearshavepassedsincethatdayinDrRichards'offi

6、ceandmylifehasnotyetended.自从那天在理查德斯医生的办公室后，两年过去了，我的生命并没有结束。Hissisterlefthomein1998,and______since.(2009·全国卷Ⅰ)A.hadnotbeenheardofB.hasnotbeenheardofC.hadnotheardofD.hasnotheardof解析：选B。句意：他妹妹于1998离家，打那以后，就杳无音信了。在“课文原句”中since用作介词；在“高考对照”中since用作副词　　　　　　。14课文原句高考对照课文原句高考对照Manyhospitalsrecommendthatweu

7、sethelettersDRABCtorememberwhattodowhenwehavetothinkfast.许多医院推荐我们使用“急救五步走”去记住当我们遇到紧急状况时要干什么。Thedoctorrecommendedthatyou______swimaftereatingalargemeal.(2009·浙江卷)A.wouldn'tB.couldn'tC.needn'tD.shouldn't解析：选D。句意：医生