山东省茌平县博平镇中学九年级英语《完成时态的用法》课件 人教新目标版.ppt

完成时态的用法 1 现在完成时态表示过去发生的动作对现在造成的影响或结果 ourteacherhasleft wehavestudiedenglish ihavealreadyfinishedthehomework hehashadhislunch hehasbecomeadoctor have has 过去分词 1 构成 2 意义 2 某个动作从过去已经开始 一直持续到现在 还有可能持续到将来 动作的持续性要通过一段时间来表示 一段时间的表达方法有两种 for 一段时间forayearfortwoweeksforthreeyears since 过去的某一时刻 sinceninesincelastweek一般过去时态的时间状语从句 sinceyoucame sinceyougothome for和since所引导的时间状语都表示一段时间 对划线部分提问都用howlong 1 hehasbeenawaysincelastweek 2 hehasbeenawayforoneweek 对下列划线部分进行提问 练一练 结束性动词不能和表示一段时间的时间状语连用 但是他可以转换成相应的延续性动词 1 直接用延续性动词buy catch get acold borrow come go become puton 2 转换成be 名词jointhearmy jointheparty gotoschool have haveacold keep be wear beasoldier beapartymember beastudent 3 转换成be 形容词或副词die finish begin leave beawayfallsleep beasleepclose beclosed 4 转换成be 介词短语gotoschool beinschooljointhearmy beinthearmy bedead beover beon 1 我们买这本书三年了 wehavehadthebookforthreeyears 2 他感冒三天了 hehashadacoldforthreedays weboughtthebookthreeyearsago hecaughtacoldthreedaysago 一般过去时态和现在完成时态可以构成同意句 3 自从上星期我借的这本书 ihavekeptthebooksincelastweek 4 我成为一个学生两年多了 ihavebeenastudentforovertwoyears iborrowedthebooklastweek ibecameastudenttwoyearsago 5 mrblack死了三年了 mrblackhasbeendeadforthreeyears mrblackdiedthreeyearsago 6 小名参军半年了 xiaominghasbeenasoldierforhalfayear xiaomingjoinedthearmyhalfayearago 7 我们上了8年学了 wehavebeenstudentsforeightyears 8 下课10分钟了 theclasshasbeenoverfortenminutes 9 电影开始了一小时了 thefilmhasbeenonforanhour 注 含延续性动词的现在完成时的同义句转换 shebegantoworktenyearsago shehasworkedsincetenyearsago itistenyearssinceshebegantowork tenyearshaspassedsinceshebegantowork shehasworkedfortenyears exercises 1 you veneverseensuchawonderfulfilmbefore ahaven tyoubhaveyoucdoyouddon tyou2 annhasgonetoshanghai so herparents ahasbdocdiddhave3 ihavewatchedthegame when you it ahavewatchedbdowatchcdidwatchdwillwatch b d c 4 mr green inchinasincefiveyearsago alivedbhaslivedclivesdisgoingtolive5 hisgrandma fortwoyears adiedbhasbeendeadcwasdeaddhasdied 6 whereishanmeinow she toshanghai shewillbebackintwodays ahasgonebhasbeencgoesdhadgone7 totheunitedstates no never butiwenttocanadaafewyearsago 8 youhaven tchangedyourmind adoyoubareyouchaveyouddidyou b b a d c ahas beenbhas gonechave benndhave gone 9 howlonghaveyou thefootballteamoftheschool abeenonbbeenatcjoineddplayed10 wherehaveyou thesedays ihave todazhuwithmyfriends abeen gonebbeen beencgone beendgone gone11 howlonghaveyou thisbook aboughtbborrowedchaddlent12 excuseme youseenthefilmyet