深圳市初三英语_Chapter2,第二单元

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1、Chapter2ElectricmachinesTeachingaimsanddemands:1Newwords1.electricadj.2.monitorn.3.keyboardn.4.mousen.5.mainunitn.6.drivesn.7.speakern.8.floppydiskn.9.CD-ROMn.10.informationn.11.controlv.12.recordv.13.electronicsn.14.taskn.15.Internet16.iron17.typev.18.containv.19.unimporta

2、ntadj.20.spaceshipn.2.Expressions.1accordingto2atpresentwashingmachine3tiny—small4hidden----hide5.beunawareof–notknowingabout6.dependent—adj.needingsomeoneorsomething.depend----v.依赖;依靠(on)7.realize---v.notice;knowabout8.probably–adv.maybe;perhaps9.calculator--n.smallelectro

3、nicdevicerarely--adv.notoften;seldomdiagram--n.alinedrawingthatshowshowsthworks.10.graph–lineorlinesshowingthevariationimportantly---adv.(adj.important)operate---v.control,keeprunning---operationn.手术essential–adj.necessary;mostimportantotherwise---conj.Ifnot;ifconditionswer

4、edifferentforthetimebeing---(adv.Phr.)16.creat—v.produce;makejudge—n.aseniorlawofficer18.raise—v.mentionsthforpeopleballpointpen圆珠笔　screenfilter显示屏officechair办公椅　3.SentencepatternsIamtallerthanyou.Ａ+be/动词+as+形容词/副词原级+BＡ+be/动词+形容词/副词比较级+than+BＡ+be+the+形容词最高级+in/on+范围Ａ+动词+(th

5、e)+副词最高级+in/on+范围Ａ+be/动词+形容词/副词比较级+than+anyother+单数/theother+复数4.GrammarThecomparativeandsuperdegreeofadj.andadv.Period1ReadingStep1GreetingTalkabouttheirweightandheight.Step2ReadingReadPartAandcirclethenewwords,thentrytofindoutthemeaningsofthemChecktheanswers.Step3PartBLoo

6、kandthinkAskthemtoexaminethetitle.andtellthemtoreadthewholepassageinordertoanswerthequestions.Theyshouldchecktheiranswersbyreferringbacktothetext.Step4.Learningthenewwords.Learnthenewwordstogether.Readthenewwordsloudly.Theyneedtolearnhowtopronouncethem.Step5Findthemeanings.

7、(C1)Studentsshouldkeepthesenotesinmindsastheyreadthetext.Havingapurposeinreadingcanassistinunderstanding.Checktheanswers.Step6Findthemeanings.(C2)TellthestudentstodoexerciseC2.LetthemfollowthesameprocessaswithExerciseC1toselectthecorrectwordstofillintheblanks.Step7Findthefa

8、ctsStudentsshouldkeepthesenotesinmindastheyreadthetext.Havingapurposeinreadingcana