高中英语 Unit9 lesson3 Clean machines教案 北师大版必修3VIP专享VIP免费

Unit9WheelsLesson3Cleanmachines教案Teachingaims:TocompareandpractiseusingthePresentPerfectandPresentPerfectContinuoustense.TolearnsomewordsandexpressionsTeachingaids:CAITeachingprocedures:Step1.warmupElicitinformationaboutvehiclesfromstudents,askingthemhowmanykindsofcartheycanname,whatkindsofpowervehiclescanuse,whataretheadvantagesordisadvantagesoftheseenergies.Getstudentstolookatthetitle“cleanmachines”“solarcarracing”andguesswhatthetextisabout.Step2.pre-readingReadtheinstructionandkeywordswiththeclass.Encouragestudentstousetheirbackgroundknowledgeandimagination,talkingaboutsolarcarsinclass.Studentpredictwhattheinterviewisaboutbyskimmingthetitles,pictures,thesentencesinthepictures.Step3readtolearnReadthestatementthroughwiththeclassandaskstudentstoguessiftheyaretrueorflase.Studentsthenreadtheinterviewtochecktheirguesses.Checkstudents’answerbyhavingthemreadoutthesectionofthetextthatgivestheanswerandcorrectthefalsestatements.Step4speakingInpairs,studentsroleplaytheinterview.Encouragethemtopractiseitasarealinterview.Havesomepairstopresenttheirinterviewsinclass.Step5languagestudy--PresentPerfectandPresentPerfectContinuousTask1.exercise5Studentslookbackattheinterviewandcompletethesentences.Checkstudents’answersbeforetheymatchthesentenceswiththepictures.Whencheckinganswers,askstudentsiftheactiondescribedbytheverbisstillgoingonandincompleteorifitisfinishedandcompleteTask2.exercise7Studentsworkinpairs,readingthesituationanddiscussingwhichisthemoreappropriatesentence.Checkstudents’answerbyhavingthepairsreadoutthesituationandsentence.