1、现在完成时现在完成时 定义定义一般过去时一般过去时时间状语01现在完成时的结构现在完成时的结构done主语主语+have/has+have/has d done(one(过去分词过去分词)+)+其他其他.He has finished his homework,so he can play video games now.have/has主语其他.He has finished his homework.否定 He hasnt finished his homework.疑问 Has he finished his homework?回答 Yes,he has.No，he hasnt.work
2、 workedworked hit-hit-hit AAAput let cut buy-bought-boughtABBcome-came-comeABAABCspeak-spoke-spoken sell tell saybecome runbreak steal02现在完成时的用法现在完成时的用法I _(watch)the movie last week.I _(watch)the movie twice.watchedwatchedhave watchedhave watchednownowlast week一般过去时现在完成时现在完成时现在完成时表示一个动作从过去_重复_一般过去时一
3、般过去时只描述某个动作在过去_ I _(watch)the movie twice last year.watchedwatched到现在到现在几次几次发生过发生过She _(teach)English 5 years ago,but now she is a barber.She _(teach)English for 5 years,and she will keep teaching it for the rest of her life.taughttaughthas has taughttaught一般过去时现在完成时nownowteach English5 years agotea
4、ch Englishbarber现在完成时现在完成时表示动作在过去开始，持续_，也许还要_一般过去时一般过去时表示动作在过去_-Has he returned to China from Paris?-Yes,he _(stay)in Paris for three years.stayedstayed到现在到现在持续下去持续下去已经结束已经结束They _(wash)the floor just now.They _(wash)the floor,so it is still wet.washedwashedhave washedhave washed一般过去时现在完成时nownowjust
5、 nowwash？washwet现在完成时现在完成时表示发生在过去的的动作对_仍有_一般过去时一般过去时表示对现在有无影响_现在现在影响影响不确定不确定现在完成时用法小结现在完成时用法小结 次数次数 延续延续影响影响 现在完成时 一般过去时过去发生的动作，过去发生的动作，对现在仍有影响对现在仍有影响过去发生的动作，对过去发生的动作，对现在的影响不明确现在的影响不明确一个动作从过去一个动作从过去到现在发生几次到现在发生几次强调某动作在强调某动作在过去发生过过去发生过一个动作，从过去开一个动作，从过去开始持续到现在，甚至始持续到现在，甚至可能持续到将来可能持续到将来动作在过去已经结束动作在过去已经
6、结束have/has+done03延续性动词延续性动词The door has been open for two hours.The door has opened for two hours.现在完成时的用法：影响延续次数openbe open开（动作）开着的（状态）瞬间性延续性他已经去世了。_他已经去世两年了。_He has already died.He has been dead for two years.他已经离开苏州了。_他已经离开苏州两年了。_He has left Suzhou.He has been away from Suzhou for two years.他已经买了
7、这本书两年了。_He has had this book for two years.buyhaveborrowget/catch a coldleave be away(from)closebeginbe onkeephave a coldbe closed 变成具有相应意思的词变成具有相应意思的词be be 形容词形容词/副词副词04现在完成时标志词现在完成时标志词I have lived in Suzhou for two years.since two years ago.since 2019.since I was 20 years old.sincesince时间点时间点forfo
8、r一段时间一段时间sincesince句子句子(一般过去时一般过去时)I _(stay)in Beijing for two weeks last winter holiday.stayed(for(for也可用于过去时也可用于过去时)1.Mr.Brown has had his TV _ 5 years.2.My friends havent visited me _ few days ago.3.Tom has wore glasses _ he was 8 years old.forsincesincealready/yetalready/yetI have already been t
9、here twice./I have been there twice I have already been there twice./I have been there twice already.already.I havent finished reading the book yet.I havent finished reading the book yet.Have the children come back home yet?Have the children come back home yet?alreadyalready yetyet 肯定句肯定句否定句或疑问句否定句或
10、疑问句句中或句尾句中或句尾句尾句尾just/just nowjust/just nowHe left here just now.He left here just now.I have just finished my homework.I have just finished my homework.justjust nownow justjust刚刚刚刚刚刚刚刚常用于常用于一般过去一般过去时时常用于常用于现在完成现在完成时时迄今为止：迄今为止：最近：最近：在过去在过去.期间：期间：so far/up to now/until/till now/by nowrecently/in the
11、recent years/in the recent daysover/in/during the past years05现在完成时易混易错现在完成时易混易错have been inhave been inhave gone tohave gone tohave been tohave been to-Where is Jack?-Where is Jack?-He _-He _ ShanghaiShanghai.He _ He _ ShanghaiShanghai for two days.for two days.-Have you been to Shanghai?-Have you
12、been to Shanghai?-I _-I _ S Sh hanghaianghai twice.twice.去了已回去了已回 去了未回去了未回表示在某地待了多久，常表示在某地待了多久，常与时间段状语连用与时间段状语连用去了未回去了未回has gone tohas gone tohas been inhas been inhave been tohave been to（常与次数连用）（常与次数连用）06现在完成时句型现在完成时句型It _ 2 months since _.It _ 2 months since _.1.It is/has been+1.It is/has been+时间
13、段时间段 +since+since从句（一般过去时）从句（一般过去时）has beenhas been/is/iswe last metwe last metIt is/has been It is/has been 5 days5 days since she left since she left Suzhou.Suzhou.2.2.主语主语+谓语谓语+the+the+序数词序数词+time+(that)+time+(that)+现在现在完成时完成时 It is _time that I _.have come to Suzhouhave come to Suzhou 这是我第一次来到苏州
14、。the first the first3.3.主主+谓谓+the+the+最高级最高级 +(that)+(that)+现在完成时现在完成时 这是我曾经看过的最漂亮的女孩。_girl that_.This is the most This is the most beautifulbeautifulI have ever seenI have ever seen07总结练习总结练习It is/has been+It is/has been+时间段时间段+since+since+从句（一般过去时）从句（一般过去时）It is the+It is the+最高级最高级/序数词序数词（thatthat）+现在完成时现在完成时Thank you for your listening!
