八年级英语下册 Unit 10 Ive had this bike for three years（第3课时）(Grammar Focus4c)同步语法精讲精练课件 （新版）人教新目标版.ppt

unit10i vehadthisbikeforthreeyears 第三课时 grammarfocus 4c 单元同步语法精讲精练 现在完成时表示从过去某一时刻延续到现在的动作或状态 常与for since引导的时间状语连用 注意 for 一段时间 since 过去时间点或从句 从句的谓语动词用过去式 eg ihavelivedherefortwentyyears 我住在这里已有20年了 wehavebuiltmanyfactoriessince1985 自1985年以来 我们建了许多工厂 hehasalwayshelpedmewithmyenglishsincehecamehere 自从他到这里以后 他总是帮助我学习英语 有的动词所表示的动作不是瞬间就可以完成的 要持续一段时间 这样的动词叫延续性动词 不能延续下去的动词 叫非延续性动词或瞬间动词 如 buy borrow等 这些动词在完成时态中可改为相应的表示延续性的词或短语来与表示一段时间的状语连用 如 borrow keep buy have become come be gettoknow know die bedead leave beaway from open close beopen closed arrivein at reach getto bein at stop beover start begin beon join bein beamemberof等 eg hejoinedthearmytwoyearsago 他两年前就参军了 同义句 hehasbeeninthearmyfortwoyears hehasbeenasoldierfortwoyears 一 单项选择 1 thefactory since1995 a hasbeenopenb hasopenedc wasopend opened2 jimmy inshanghaiforsevenyears nowhelivesabroadwithhisfather a studiesb studiedc hasstudiedd willstudy3 doyouknowdiaoyuisland sure it chinasinceancienttimes a belongstob belongedtoc hasbelongedtod isbelongingto a c c 4 icanhardlybelievemyeyes isthatyou lucy yes ithasbeenalmost20years weweretogether 易错题 a sinceb beforec afterd until5 howlonghaveyou china a beeninb beentoc gonetod cometo6 youhave thebookformorethanamonth oh sorry iforgottoreturnit 易错题 a boughtb lentc keptd borrowed a a c 7 howlonghaveyoustayedinthishotel notlong just thismonday a fromb sincec ford on8 i theclubforfiveyearssofar a joinedb joinc havejoinedd havebeenin b d 二 同义句转换 9 davidlefthishometownthreemonthsago david fromhishometownforthreemonths 10 susanboughtthecoattwodaysago susan thecoat twodaysago 11 themeetingbeganhalfanhourago themeeting forhalfanhour 12 hisgrandfatherdiedthreeyearsago hisgrandfather sincethreeyearsago hashad since hasbeenaway hasbeenon hasbeendead 13 herparentscametochinafiveyearsago herparents chinasincefiveyearsago 14 susanhaskeptthebookfortwodays susanhaskeptthebook 15 jackhasatoycarandhegotitonhistwelfthbirthday jackhasownedthetoycar 16 pauldidn tphonemeafterhe