牛津译林9A Unit4 Growing up Grammar I教案.doc

课题9AUnit4GrowingupGrammarI课型New教学设计授课时间月日总第课时目标要求Afterlearningthisperiodthestudentsshouldbeableto1.learnabouttheadverbialclausesintroducedbybeforeafterwhenwhiletillanduntil2.learnabouttheadverbialwords.学习重点Somekeywordsphrases&sentences学习难点usetheobjectclausescorrectly.教法教具Task-basedapproachScenepedagogyandTeachingwithhumor教学过程学习内容个人设计Step1:Leadin1Itstartedtorainwhenwewereatthepark.2Thetelephonerangwhilethegirlwasdoingherhomework.3Don’tforgettoturnoffallthelightsbeforeyouleavethehouse.4Iwillnotstarttocookdinneruntilyoucomebackfromwork.LetthestudentsreadthesentencesandtranslatethemintoChineseandtellthemtheyaretimeclauses.Theconjunctionsare:whenwhilebeforeuntilandassoonas.Encouragethestudentstosayouttheothers.ForexampleaftertillsinceStep2:Presentation1.Choosesomestudentstoreadthesentencesinthebookandtellthemthedifference.When引导的时间状语从句中可使用短暂性动词和延续性动词。While引导的时间状语从句中只可以使用延续性动词。2.Letthestudentsfinishtheexercisesonpage54andchecktheanswers.3.Explanations:since引导的时间状语从句中通常使用一般过去时而主句一般使用现在完成时。till不能用于句首也不能用于not、、until中的until.4.Letthestudentsfinishtheexercisesonpage55.Step3:ActivitiesGroupthestudentsintoateamoffouranddiscussthetopic:schoolrules.Andaskthestudentstousetheconjunctionsinthislesson.1Wehavetogetbacktoourseatsbeforethebellrings.2Weshouldnotmakeanynoisewhentheteacherissleeping.3Weshouldsayhellototheteacherswhenwemeetthem.4Wemustturnoffourmobilephonesbeforeweentertheschool.5Wecannottalktoeachotherinclassuntiltheteacherasksusto.Step4:PracticeFinishtheexercisesontheself-studyTranslations:1自从他搬了这里以来他已经交了很多朋友。2当他在吃晚饭时他的朋友来了。...Step5Summary1、beforeafterwhenwhiletilluntil引导的时间状语从句中如果主从句都是将来发生的动作主句用一般将来时从句用一般现在时。2、while引导的时间状语从句通常要用进行时。3、beforeaftertilluntil还可作介词后接时间名词。4、当主句和从句的主语是同一个人时还可用：bef