英语：Module_5《A_Lesson_in_a_Lab》课件(1)(外研版必修1).ppt

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1、Module5ALessoninaLab基础落实Ⅰ.高频单词思忆1.Weclimbedoutofthehole,rightinfrontoftwo(惊讶的)policemen.2.Thisisa5starhotelwithperfect(设备).3.Thenewtaxescameasashockto(普通的)Americans.4.Thepopulationofthetown(膨胀)rapidlyinthe1960s.astonishedfacilitiesordinaryexpanded5.Fromthesefactswecandrawsome(结论

2、)abouthowthepyramidswerebuilt.6.Ithinkthesuddenbreakoftheelectricityhassomethingtodowithan(电的)fault.7.Theycarrylogsby(漂)themdowntheriver.conclusionselectricalfloating8.Theprofessorisgivingaseriesof(讲座)onmolecularbiology.9.Thisdrinkisa(混合物)ofthreedifferentsorts,soithasseveraltaste

3、s.10.Trytokeepa(平衡)betweenworkandrelaxation.lecturesmixturebalanceⅡ.重点短语再现1.add......给……增加……→add使增加→addto总计；总共2.thebottom在……的底部→thebottomofone’sheart从心底里；由衷地3.beof对……感到自豪；骄傲→takein以……为自豪4.besupposed理应；被认为是……→Isuppose我看可以5....inorder按顺序摆放……→order整齐；条理→outorder次序颠倒totoupatoffrompro

4、udpridetosoputinof6.think考虑；想到→think想出(主意等)→think仔细考虑→think再三考虑；慎重思考7.comeup突然想起→cometo苏醒；活跃起来8.fromthatmoment从那一刻起→fromon从那时起→fromon从现在起9.turn轮流→by轮流地；依次地→taketodo...轮流做……→turn结果是……10.react与……发生反应→react(人)对……作出反应ofupovertwicewithlifeonthennowinturnsturnsoutwithtoⅢ.典型句式运用1.Two-th

5、irdsoftheearth’ssurfaceiswater.地球表面的三分之二是水。考查分数的表达法和主谓一致这里三分之一的书是属于他的。考点提炼句子仿造Onethirdofthebooksherebelongtohim.2.Theearthisforty-ninetimeslargerthanthemoon.地球比月球大四十九倍。考查倍数表达法新修的路比原来的路宽3倍。考点提炼句子仿造Thenewly-builtroadisthreetimeswiderthanthatoldone.3.It’shardtothinkofaworldwithoutme

6、tals.很难想像一个没有金属的世界。考查句式Itis+adj.+(for/ofsb.)+todosth.把伞忘在出租车上，你真粗心。考点提炼句子仿造It’scarelessofyoutoleaveyourumbrellainthetaxi.4.Thecloseryouare,themoreyou’llsee.你靠的越近，看到的就越多。考查Themore...,themore...句式你越是努力，取得的进步就越大。考点提炼句子仿造you’llmake.Theharderyoustudy,themoreprogress5.Belowisadescripti

7、onofasimplescientificexperiment.下面是对一个简单的科学实验的描述。考查倒装句式我们靠天吃饭的日子一去不复返了。考点提炼句子仿造Gonearethedayswhenwehadtobeatthemercyoftheweather.导练互动重点单词1.contractv.(使)收缩；和……订合同;n.契约，合同Whenyouheatametal,itcontracts.当你给金属加热时,它会收缩。（回归课本P41）观察思考Ifyouicethemetal,itwillcontract.如果你冷冻金属，它就会收缩。Wecontra

8、ctedwithashoefactoryfor4,000pairsofshoes