选修8unit5_meeting_your_ancestors-readin.ppt

ReadingIskullWhodoyouthinkfindtheseculturalrelics?Whataboutthearchaeologist?PekingManReadingAVisitToTheZhoukoudianCavesTopic1:Topic2:Topic3:Para.1introductionTopic1：Lifeinthecave(beginning-line23)Topic2:needle(line24-line36)Task2：Howdidtheymakeclothesfromanimalskin?seashellsTheytraveledtotheseasideontheirjourneys.DiscussionBrainstorm1.alternativen．somethingthatyoucanchoosetodooruseinsteadofsomethingelse替换物Therearesomealternativestoourplan.有几种方案可以代替我们的计划。2.Youmustbeawarethatit'sherethatwefoundevidenceofsomeoftheearliestpeoplewholivedinthispartoftheworld.想必你们知道,正是在这儿我们找到了居住在世界这个部分最早人类的证据。a.Youmustbeawarethat…主句后接由强调句和定语从句组成的宾语从句。must是作为情态动词表示肯定推测,译作“一定,肯定”。只用于肯定推测。对现在或将来事实推测，用“mustdo”。Youmustbehungryafteralongwalk．走了很长的路,你一定很饿。对正发生或进行的事进行推测,用“mustbedoing”。Thelightison.Hemustbedoinghishomeworknow．灯亮着,他一定正在做作业。对过去的事进行推测,用“musthavedone”。Thegroundiswet.Itmusthaverainedlastnight.地是湿的,昨晚一定下雨了。此时,应注意反意疑问句的构成。如果句中有表示过去的时间状语,反意疑问句用“didn’t+主语”;如果句中无表示过去的时间状语,反义疑问句用“haven’t/hasn’t+主语”。Hemusthavearrivedherelastnight,didn’the?他一定昨晚就来这儿了,不是吗?Hemusthavearrivedhere,hasn’the?他一定来这儿了,不是吗?2.Wehavebeenexcavatinghereformanyyearsand...[考点]havebeendoing是现在完成进行时，表示到现在为止一直在进行的动作，这个动作可能仍在进行，也可能停止了。[考例]CathyistakingnotesofthegrammaticalrulesinclassatSunshineschool,whereshe___Englishforayear.(湖南2007)A.studiesB.studiedC.isstudyingD.hasbeenstudying[点拨]根据句子提供的时态和时间状语forayear选D。此处用现在完成进行时表示一年以来她一直在学英语。3.regardlessofprep.1)withoutbeingaffectedbydifferentsituations,problems,etc.不管;不顾Heclimbedthebuilding,regardlessofthedanger．不管有多危险,他还是爬上了大厦。2)inspiteofWewillpersevereregardlessofpastfailures.尽管以前我们失败过,但仍要坚持下去。4.Itseemsthattheymighthaveusedsharpenedstonetoolstocutuptheanimalsandremovetheirskin.[考点]mighthavedone是“情态动词+havedone”，表示对过去情况的推测。此外，“must/can/could/may+havedone”也表示对过去发生的事情或情况的推测。[考例]—Whereismydictionary?IrememberIputithereyesterday.—You__itinthewrongplace.(江西07)A.mustputB.shouldhaveputC.mightputD.mighthaveput[点拨]根据时间状语yesterday可知是对过去情况的推测，排除A、C;根据句意“你可能是放错了地方”选D。B项中的shouldhavedone表示“本应该做某事,但实际上未