英语人教版八年级下册8下U10第一课时.ppt

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1、Unit10I'vehadthisbikeforthreeyears.SectionA11a-2dLearninggoalsKnowledgegoals:1.Learnthenewwordsbyheart2.Reviewthedifferencesbetween"since"and"for"3.延续性动词的使用Abilitygoals：能听懂谈论人们拥有某物多长时间的话题；能熟练运用since和for谈论自己的个人物品Emotiongoals:能正确处理并充分利用自己的废旧物品。非延续性动词与现在完成时短暂性(瞬

2、间性）动词不能与时间段连用，我们常用相应的延续性动词来代替非延续性动词。瞬间动词与延续性动词的转换:borrow—keepbuy—havecome/go—be(in)die--bedeadleave—beaway（from）begin—beonopen—beopenclose—beclosedcomeback—bebackarrive–behere/therefallasleep/gettosleep—beasleepjoin—bein/beamemberofIhaveboughtanewdictionaryfo

3、raweek.Ihavehadanewdictionaryforaweek.Theyhavebeenherefortwodays.Theyhavecomeherefortwodays.Themanhasbeendeadforseveralyears.Themanhasdiedforseveralyears.√√√请判断1.Ihaveborrowedthebookfor2weeks.()2.Thefilmhasbegunfor5minutes.()ABCABCBkeptBbeenon3.这辆自行车我买了两年了。I’

4、ve_____thebike_____twoyears.4.HeleftNanjingtwoyearsago.He____________________Nanjingfortwoyears.5.Themonkeydiedlastmonth.Themonkey_______________foramonth.hadforhasbeenawayfromhasbeendead请改正总结①直接换成延续性动词buy---haveborrow---keepputon---wearcome/go/become---be②转换

5、成be+名词jointhearmy---beasolderjointheParty---beaPartymembergotoschool---beastudent③转换成be+形容词/副词die---bedeadfinish---beoverbegin---beonleave---beawayfallasleep---beasleepclose–beclosedopen -beopenleave-beaway④转换成be+介词短语gotoschool---beinschooljointhearmy---beint

6、hearmy自学指导观察例句，总结for和since的区别（限时2分钟）---Howlonghaveyoustudiedinthisschool?Ihavestudiedinthisschoolfor2years.Ihavestudiedinthisschoolsince2yearsago.Ihavestudiedinthisschoolsince2012.IhavestudiedinthisschoolsinceIwas14.Howlong提问，通常用__________和__________引导的时间状语来回

7、答。2.for+__________;since+_____________;since+_____________;或since+_______________.forsince时间段时间点时间段+ago一般过去时的句子总结since的用法：①since+过去的时间点（年、月、日、几点等）eg:since1990/since5o’clock②since+时间段+ago（since3monthsago）③+一般过去时态的从句（sinceyoulefthome）拓展:Itis+时间段+since+一般过去时的从句.

8、ItisfiveyearssinceIcamehere.我来这5年了for的用法：for+段时间1.since和for的句式转换:since+时间段+ago=for+段时间Theyhaven’tchangedsincetwentyyearsago.=Theyhaven’tchangedfortwentyyears.2.若对since和for引导的时间状语进行提问，都可以用