1、现在完成时2构成1一般疑问句和否定句2基本用法3目录时间状语43 Have you ever read Little Woman?I havent read it yet.But I have had the book for ten years.And I have kept it on my bookshelf(书架）since ten years ago.4 Have you ever read Little Woman?I havent read it yet.But I have had the book for ten years.And I have kept it on my
2、bookshelf(书架）since ten years ago.3.现在完成时的用法2.一般疑问句及否定句的结构1.现在完成时的构成4.时间状语5 2.一般疑问句及否定句的结构3.现在完成时的用法1.现在完成时的构成4.时间状语主语+havehas+动词过去分词talk-like-study-stop-havehas动词过去分词变化规则：talkedlikedstudiedstopped2.一般疑问句及否定句的结构3.现在完成时的用法1.现在完成时的构成4.时间状语主语+havehas+动词过去分词助动词：6 2.一般疑问句及否定句的结构3.现在完成时的用法1.现在完成时的构成4.时间状语H
3、ave/Has+主语+动词过去分词疑问式：I have finished my homework.Have you finished your homework?7 A:Have you surfed the internet(上网)?B:Yes,I have.I have surfed the internet.No,I havent.I havent surfed the internet.8 2.一般疑问句及否定句的结构3.现在完成时的用法1.现在完成时的构成4.时间状语1)过去发生或已经完成的某一动作对现在造成的影响或结果。Someone has broken the door.(窗户
4、现在是坏的)I have already lost the key.(我现在没有钥匙)I havent read that book yet.(不了解书的内容)I have just cleaned my hands.(手是干净的)9 2.一般疑问句及否定句的结构3.现在完成时的用法1.现在完成时的构成4.时间状语2)现在完成时表示从过去一直持续到现在的动作或状态。She has learned English for 5 years.He has lived in Beijing since(自从)he was born.Have you stayed here since(自从)3 ocl
5、ock?10 2.一般疑问句及否定句的结构3.现在完成时的用法1.现在完成时的构成4.时间状语for+时间段since+时间点句子already(已经)yet(已经)just(刚刚)ever(曾经)never(从来没有）before（从前）否定，疑问句末11非延续性动词与延续动词间的转换现在完成时用法二：表示从过去一直持续到现在的动作或状态。什么是延续性动词？什么是短暂性动词？（延续性动词：表示能够延续的动作。延续性动词可以与表示时间段连用）（非延续性动词：表示不能延续的动作,这种动作发生后立即结束，如open,die,close,）常见的非延续性动词与延续动词间的转换become be,be
6、gin have,borrow keep,buy have,come(go,arrive,get)be here/there/in，die be dead,finish be over,join be in（be a member of ）leave be away(from),12have been to 与have gone to，have been in 的用法比较 I have been to Guiling,I went there last year.我去过桂林，我去年去的。have been to 意思是“到过，去过”，表示曾经去过某地13have been to 与have g
7、one to，have been in 的用法比较 have been to 意思是“到过，去过”，表示曾经去过某地一、后可接次 数，如once，twice，three times等，表示“去过某地几次”，如：My father has been to Beijing twice我父亲去过北京两次。二、也可 和 just，never，ever等连用。如：I have never been to the Great Wall我从未去过长城。14have been to 与have gone to，have been in 的用法比较 She has gone to Nanjing.她已经去南京了
8、。have gone to 意思是“去了”，表示已经去了某地15have been to 与have gone to，have been in 的用法比较 have gone to 意思是“去了”，表示已经去了某地，现在人可能在去的途中或已在那。一、说话时该人不在现场，尚未回来。如：Where is Jim？吉姆在哪里？He has gone to England他去英国了。（尚未回来）二、一般不用 第一人称、第二人称代词作句子的主语。如：Mr Wang isnt here He has gone to Qingdao 王先生不在这里。他去青岛了16have been to 与have gon
9、e to，have been in 的用法比较 Mike and his parents _have been in the north for half a year.have been in 意思是“呆在某处一段时间了”171)We have visited the museum.(改为一般疑问句)Have you visited the museum?2)They have seen the film.(改为否定句)They havent seen the film.3)Jenny has had her lunch for three days.(改为一般疑问句并做否定回答)Has J
10、enny had her for three days?No,she hasnt.课堂练习课堂练习18用for 和since 填空1.Mr.Brown has had his TV _for_ 15 years.2.Ive taken driving lessons _since_ last month.3.My sister has had her cell phone _for_ a month.4.My friends havent visited me _since_ my birthday.5.We havent used our car _for_ a long time.6.Sh
11、e hasnt had a good cup of coffee _for_years.7.Tom has worn glasses _since_ he was 7 years old.19用所给动词的适当形式填空1.I _have waited_(wait)for him for two hours.I am very angry.2.He _has been_(be)a doctor since he was twenty.3.The film _has been_(be)on for fifteen minutes.4._Have_ you ever _read_(read)that
12、book before?5._Have_ you ever _tried_(try)to change her?8.I _havent talked_(not talk)to him yet.201.（）Rick_a lot about Chinese culture since he came to ChinaAhas learnedBwill learnClearns Dlearned2.（）-_you ever_the history museum，Paul？-NoI haventADo；visitBDid；visit Chave；visited3.（）-Hobo and Eddie_t
13、he cinema to watch the film Zootopia -Oh，thats why I cant find them nowAhave gone to Bhave been toChas gone toDhas been to4.（）Yangjiang，a famous female writer，_for about a month so farAdied Bhas been dead Chas been died21has/have+过去分词结构1.过去发生对现在的影响；2.过去发生一直延续到现在；用法for+时间段since+时间点already;yet;ever.时间
14、状语总结总结221.（）Its nice to see you againWe_ each other since 2014Awont seeBdont seeChavent seen Ddidnt see2.（）Mount Yangming is fantastic._ your ever _ it?A.Have,visitedB.was visitingC.Do,visit3.（）-_you ever _to the Great Wall？-Yes，Three times（）AHas，beenBHave，been CHave，gone4.（）-The boy misses his parents very much-So he doesThey _ the hometown for nearly two yearsAhave left Bwill leave Chave been away from课后练习课后练习
