高中英语必修2教案：Computers-period2学案.doc

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1、Period3LearningaboutLanguageStep1.LearningaboutLanguage1.Filltheblanksandchecktheanswersaltogether.(1)Snowis_______(常见的)incoldcountries.(2).Canyou_______(估计)thecostofthisjourney?(3).The_________(分析)ofthesamplesonthemurderspotshowedsomevaluablecluestothepolice.(4)Ishallgoandseehim________(无论如何)(5)H

2、e'ssomekindof________(数学)genius.(6).Heistoos________toworkoutsuchadifficultproblem.(7).Heaskedhisfather'so________abouthisplans.(8).Howareyougoingtod________withtheletter?(9).I________(完全)agreetoyourplan.(10).Thisisat________beautifulpicture.2.Changethefollowingsentenceswiththemeaningnotchanged.(1

3、)Ilikealotofwhatshelikes.→Wehavealot____________.(2)HarryhelpedmewithmyEnglish,soIlearntalot.→ImadegreatprogressinEnglish_______Harry's______.(3)Timepassedquickly.Petergrewintoatallyoungman.→Withthetime______________,Peterbecameatallyoungman.(4)Yousaiditwasveryspecial.Idon'tthinkso.→I_______withwh

4、atyousaid.(5)Inmyopinion,Mickeyisthekindofpersonweneed.→_________,Mickeyistheverymanweneed.3.GrammarPurpose:TogetSstohaveknowledgeofthisgrammarpoint:presentperfectpassivevoice.(1)Presentation①Revisethegrammar:thepresentpassivevoice.am/is/are+done②Revisethegrammar:thepresentperfectvoice.Have/has+do

5、ne③Explainthegrammar:thepresentperfectpassivevoice.——>Have/hasbeen+done(2)PracticePurpose:TogetSstohaveknowledgeofthegrammarthroughexercise.①Filltheblankswiththecorrecttense.A.–Thewindowisdirty.－It____________________(notclean)forweeks.B.---GeorgeandLucygotmarriedlastweek.Didtheyhaveabigwedding?--

6、-No,I__________________(notinvite).Didtheyhaveabigwedding?.C.---Haveyoumovedtoyournewapartment?　---Notyet,it_______________(paint)atthemoment.D.toomuch.Thestudentshavebeenmade__________(notplay)computergamesE.Sincethen,alldifferentkindsofinformation____________________(处理)bycomputers.F.Hedoesn’tmi

7、ndthestory_____________(编造)inthisway.G.Doyouknowhowmanywebsitesthereare________________(连接)?SuggestedAnswers:A.hasn’tbeencleanedB.hadn’tbeeninvitedC.isbeingpaintedD.nottoplayE.hasbeendealtwithF.beingmadeupG.tobec