八年级英语下册《Unit 10 I’ve had this bike for three years》Section A 1a2d课件 （新版）人教新目标版.ppt

unit10i vehadthisbikeforthreeyears sectiona1a 2d boughtthebikenow 20086years2014 howlonghasjeffhadthisbike jeffhashadhisbikefor6years jeffhashadhisbikesince6yearsago jeffhashadhisbikesince2008 howlonghasjeffhadthisbike whendidjeffbuyhisbike answerthefollowingquestions 2 时间状语 1 for 一段时间e g for8years2 since 过去的时间点e g since19993 since 一段时间 agoe g since23yearsago 语法 现在完成时 1 含义 表示动作从过去某一时间开始一直延续到现在 这一动作可能刚刚开始 也可能在继续 其动作是否继续下去 由上下文而定 这个时态多用于延续性动词 practiceusingsinceorfor 4hours 3years 5yearsago 45minutes halfanhourago 1hour futurewords haveayardsaletoybearcentscarf 1a lookatthethingsattheyardsale doyouhaveanyofthesethingsathome howlonghaveyouhadthem haveatry howlonghaveyouhad i vehadit 1c freetalk makeadialogueagain a whyareyousellingit b howlonghaveyouhadit c yes i vereaditforfivetimes d howmuchisit e becauseidon treaditanymore f i vehaditforsixyears g isthisanoldbook h youcanhaveitfor80cents 参考答案 gcbfaedh 表示某人拥有某物多长时间用现在完成时表达 与现在完成时连用的时间状语是 for 时间段 since 时间点 对for和since短语提问用howlong 不规则动词见书后 不规则动词表 summary 2c pairwork 1 readthesampleinthechartof2c 2 studentaisamy smom studentbisamy role playtheconversation 3 thewholeclassmakestheconversationinpairs role play linda welcometo amy hi i mamy ihavesome pointsin2d lovedoing todosth 爱做某事 加动名词时意为 习惯 爱做 加不定式时意为 偶尔 爱做 eg shelovesreadingbooks 她爱看书 shelovestoeatice cream 她爱吃冰激凌 onelastthing最后一件事 其后接单数形式 eg onelastthingisstudyingenglish foralongtime很长时间 经常用于完成时中 eg hehasthistoybearforalongtime asurvey usefullanguagestructures1 ihavebeendoingitsinceiwastenyearsold 2 ihavebeendoingitforsixyears summary answers howlong for for