.下载后可自行编辑修改，页脚下载后可删除。Unit1TalesoftheunexplainedGrammarandusage教学
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2单元：Unit1Talesoftheunexplained板块：GrammarTeachingaims:Learnthedifferencesbetweenthepresentperfecttenseandthepresentperfectcontinuoustense.Teachingimportantpoints:1.Learnhowtoformandusethepresentperfecttense.2.Understandwhenthepresentperfectcontinuoustenseisusedinsentences.Teachingmethods:Explainingandpracticing.Teachingaids:Themulti-media.Teachingprocedures:Step1Comparethetwotenses1.Weusethepresentperfecttensetotalkaboutanactioncompletedintherecentpast,andthepresentperfectcontinuoustenseforanactionthatstartedinthepastandisstillhappening.现在完成时和现在完成进展时都
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关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf
示动作从过去开场,但现在完成时可表示事件或动作刚完毕,而现在完成进展时那么强调动作仍在继续。LiJiahasreadabookaboutStonehenge.(表示她已经读完了。)LiJiahasbeenreadingabookaboutStonehenge.(表示她仍在读。)2.Wecanusethepresentperfecttenseforrepeatedactions,andthepresentperfectcontinuoustensefornon-stopactions.Weusuallyusethepresentperfecttensetoaskquestionsbeginningwithhowmany/much,andthepresentperfectcontinuoustensetoaskquestionsbeginningwithhowlong.现在完成时可表示反复发生的动作,提问时用howmany/howmuch。而现在完成进展时那么表示持续的、不连续的动作,提问时用howlong。—HowmanytimeshaveyouvisitedEgyptthismonth?—IhavevisitedEgypttwicethismonth.—HowlonghaveyoubeentouringEgypt?—IhavebeentouringEgyptfortwomonths.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。而现在完成进展时那么只能用表示动作的动词做谓语。Ihavehadthiscameraforfiveyears.(had是表示“拥有〞状态的动词)IhavetakenphotosofUFOswiththiscamera.(taken是表示动作的动词)IhavebeentakingphotosofUFOswiththiscamera.(taking是表示动作的动词)4.Weusethepresentperfecttense,notthepresentperfectcontinuoustense,withthewordslikenever,yet,alreadyandever.现在完成时的句子中可以用像never、yet、already和ever这样的词,而现在完成进展时的句子中那么不可以用这样的词。Exercise:(T)IhavenevervisitedAmerica.(T)IhavealreadybeentoAmerica.(F)IhaveneverbeenvisitingAmericaStep2Practice1.PartA:Readtheconversationandcircletherightwordstocompleteit.Answers:(1)heard(2)beendoing(3)beenresearching(4)beendoing(5)started(6)done(7)read(8)found(9)started(10)beendoing(11)beenmaking2.Trytoanswerthefollowingquestionsaccordingtothecomicstrip.(1)Wheredoyouthinktheboyhasbeenwaiting?(Hehasbeenwaitingatanunder-groundstation.)(2)Whathavethealiensbeentravelingin?Whatdoesitlooklike?(TheyhavebeentravelinginanUFO.Itlookslikeasaucer.)(3)Whoelsehavethealienstalkedto?(Theyprobablyhavetalkedtoanimalsorplantsontheearthaswellascreaturesonotherplants.)(4)Whatotherplanetshavethealiensvisited?(TheyhavevisitedMars,Venus,Jupiterandsomeotherplanets.)Step3Homework:1.Gothroughwhatwelearnttodayandgetfamiliarwiththem.2.PrepareTask.
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