人教版选修8三单元ppt课件.ppt

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1、Unit3InventorsandinventionsWordsandexpressions考纲知识预览重点单词短语calluphangonnowandthengetthroughsetaboutringbackseizeringofffileoutoforderbeardistinguishdiveintosetouttodotap五星级重点知识讲解1.callup(1)Hecalledupthemuseum.他往博物馆打了电话。(2)Thetoyscalledupthememoriesofhischildhood.这些玩具唤起了他童年的回忆。(3)Pleasecallmeupat6o

2、’clocktomorrowmorning.请明早六点叫醒我重点知识讲解（4）Theywerecalledupattheageofnineteen.他们十九岁时被征召入伍。（5）Theproposalregardingsafetyinproductionwascalledupintheconferencethismorning.有关安全生产的提案今天上午已在会上提出讨论。callup给…打电话；使想起…；叫醒某人;征召某人入伍；提出…供考虑重点知识讲解短语扩展（1）与打电话有关的短语：ring/callbackringoffgivesb.aringsb.bewantedonthephon

3、eanswerthephonehang/holdon回复电话挂断电话给某人打电话有某人的电话接电话不挂断电话重点知识讲解3.distinguishvi.&vt.区分；辨别；vt.使杰出(1)distinguishbetween...and...区分A和B(2)distinguish...from...与…辨别(3)bedistinguishedfor...因……而出名(4)distinguishoneself(in/by/as)因…出名；使杰出重点知识讲解即学即用（1）你应学会明辨是非。Youshouldlearnto~betweenrightandwrong.Youshouldlea

4、rnto~rightfromwrong.（2）这对孪生儿长得很像，没有人能分辨得出哪个是哪个。Thetwinsaresoalikethatnoonecan~onefromtheother.重点知识讲解(3)她在艺术方面成就出众。Shedistinguishedherselfinthearts.(4)作为一名警察他以勇敢著称。Hedistinguishedhimselfasapolicemanbyhisbravery.(5)他的口音让他有别于其他男孩儿。Itishisaccentthat~shimfromotherboys.重点知识讲解词汇扩展：adj.卓越的，著名的，杰出的;尊贵的~gu

5、ests尊贵的客人们~professor著名的教授adj.易分辨的，能区分的distinguisheddistinguishable重点知识讲解4.setabout(doing)sth.Wesetaboutcleaningthehouse.我们开始着手打扫房子。set的短语setupsetasideTrytosetasidesometimetovisithim.想办法拨出一些时间去拜访他。setoffsetoffachainreaction开始，着手建立；设立；诬陷把…放一边；抽出（时间）；驳回点燃，引爆；发射；引起；动身(for)引起连锁反应重点知识讲解setdownsetout(to

6、do/for)Setoutthemealonthetable.把饭菜摆在桌上。setin（vi.）Therainyseasonhassetin.雨季已经开始了。setfiretobeallsettodo/for放下(bags)；写下，记下；卸下某物；动身，出发；摆放来临，到来；流行放火准备就绪重点知识讲解5.seize(1)~sb.by抓住某人某个部位Heseizedmebymyshoulder.(2)~theopportunity抓住机会(3)Theenemyhad~dtheairport.(4)Hewouldseizeuponanyexcuseforhisbeinglate.他会找各

7、种借口为他的迟到辩解。vt.抓住；捉住；夺取vi.抓住(on)重点知识讲解7.bear:endure,stand,putupwith(口语，can/could搭配，否定/疑问)Hecan'tbeartobelaughedat/bearbeinglaughedat.他禁不住拿他取笑.词语扩展：(1)support(sb/sth);sustain支撑Theiceistoothintobearyourweight.冰太薄,承受不住你的重量