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2019-2020年高中英语Module2Unit1Talesoftheunexplainedgrammar2导学案牛津译林版必修2锁定目标找准方向备注Learningaims
1.Learnhowtoformandusethepresentperfecttense.
2.Understandwhenthepresentperfectcontinuoustenseisusedinsentences.自主预学摸清学情预学指导
1.学生自主预习课文中的grammar部分
2.完成预习讲义中的部分预学检查检查课文预习的情况,根据讲义做的情况进行讲解合作探究携手共进Step1Comparethetwotenses
1.Weusethepresentperfecttensetotalkaboutanactioncompletedintherecentpastandthepresentperfectcontinuoustenseforanactionthatstartedinthepastandisstillhappening.现在完成时和现在完成进行时都表示动作从过去开始,但现在完成时可表示事件或动作刚结束,而现在完成进行时则强调动作仍在继续1LiJiahasreadabookaboutStonehenge.(表示她已经读完了2LiJiahasbeenreadingabookaboutStonehenge.表示她仍在读
2.Wecanusethepresentperfecttenseforrepeatedactionsandthepresentperfectcontinuoustensefornon-stopactions.Weusuallyusethepresentperfecttensetoaskquestionsbeginningwithhowmany/muchandthepresentperfectcontinuoustensetoaskquestionsbeginningwithhowlong.现在完成时可表示反复发生的动作,提问时用howmany/howmuch而现在完成进行时则表示持续的、不间断的动作,提问时用howlong1—HowmanytimeshaveyouvisitedEgyptthismonth你这个月去了埃及几次?—IhavevisitedEgypttwicethismonth.我这个月去了埃及两次拓展提升学以致用
3.Wecanuseeitherastateverboranactionverbwiththepresentperfecttensebutweusuallycanonlyuseanactionverbwiththepresentperfectcontinuoustense.现在完成时可以用表示状态的动词或表示动作的动词做谓语而现在完成进行时则只能用表示动作的动词做谓语1Ihavehadthiscameraforfiveyears.had是表示“拥有”状态的动词2IhavetakenphotosofUFOswiththiscamera.taken是表示动作的动词3IhavebeentakingphotosofUFOswiththiscamera.taking是表示动作的动词
4.Weusethepresentperfecttensenotthepresentperfectcontinuoustensewiththewordslikeneveryetalreadyandever.现在完成时的句子中可以用像never、yet、already和ever这样的词,而现在完成进行时的句子中则不可以用这样的词Exercise:TIhavenevervisitedAmerica.TIhavealreadybeentoAmerica.FIhaveneverbeenvisitingAmerica反馈评价体验成功Step2Practice
1.PartA:Readtheconversationandcircletherightwordstocompleteit.Answers:1heard2beendoing3beenresearching4beendoing5started6done7read8found9started10beendoing11beenmaking
2.Trytoanswerthefollowingquestionsaccordingtothecomicstrip.1WheredoyouthinktheboyhasbeenwaitingHehasbeenwaitingatanunder-groundstation.2WhathavethealiensbeentravelinginWhatdoesitlooklikeTheyhavebeentravelinginanUFO.Itlookslikeasaucer.3WhoelsehavethealienstalkedtoTheyprobablyhavetalkedtoanimalsorplantsontheearthaswellascreaturesonotherplants.4WhatotherplanetshavethealiensvisitedTheyhavevisitedMarsVenusJupiterandsomeotherplanets.Step
3.Usethesesubjectsandverbstowritesentenceswith“already”and“notyet.”Example:I–gotochurchIhavealreadygonetochurchIhaven’tgonetochurchyet.________________________________
1.I–graduatefromcollege________________________________________________________________________________________________________________
2.Mydog–gethisshots________________________________________________________________________________________________________________
3.Blake–cleanhisroom________________________________________________________________________________________________________________
4.MickeyandJane–getmarried________________________________________________________Step
4.Homework:
1.Gothroughwhatwelearnttodayandgetfamiliarwiththem.
2.PrepareTask.我的收获Let’srecalltheimportantpoints。