八年级英语下册 Unit 8 Have you read Treasure Island yet语法写作 （新版）人教新目标版.ppt

语法点集中攻坚单元要点大本营单元一法练写作Unit 8 Have you read Treasure Island yet?语法讲堂现在完成时（一）现在完成时（一）现在完成时表示过去发生的动作对现在造成的影响或结果，也可以表示从过去某一时间开始，一直持续到现在的动作或状态。常与already（已经），just（刚刚），ever（曾经），never（从不），before（以前），yet（仍然）等连用。现在完成时的结构现在完成时的结构考点 1肯定句主语have/has动词的过去分词其他.eg:I have already finished my homework.我已经完成了我的作业。否定句主语have/hasnot动词的过去分词其他.eg:I have not heard from him yet.我还没收到他的来信。一般疑问句和简略回答Have/Has主语动词的过去分词其他？Yes，主语have/has.No，主语have/has not.Eg:Have you ever been to Beijing？你曾去过北京吗？Yes，I have.是的，我去过。/No，I havent.不，我没去过。have not 常简略为havent，has not 常简略为hasnt。注意：注意：典例典例Monica,you the exam!Congratulation！（黔南州）A.pass B.have passedC.will pass D.are passingB【点拨点拨】本题用本题用语境判断法语境判断法。由。由Congratulation！可知是已！可知是已经通过考试了，对现在的影响，用现在完成时。经通过考试了，对现在的影响，用现在完成时。already与与yet在现在完成时中的用法在现在完成时中的用法考点 2already adv.已经；早已通常用于肯定句中，一般用于have/has后，实义动词前，也有放在句尾的情况。I have already had breakfast.我已经吃过早饭了。yet adv.还；已经用于否定句和疑问句中，一般用在句末。I havent done my homework yet.我还没有做作业。典例典例Has your sister finished reading？Yes.She has finished it.（巴中）A.yet；yetB.yet；alreadyC.already；yetB【点拨点拨】本题用本题用语法判定法语法判定法。already常用于肯定陈述句中，常用于肯定陈述句中，yet多用于否定句或疑问句中。多用于否定句或疑问句中。一般过去时与现在完成时的区别一般过去时与现在完成时的区别考点 3(1)一般过去时表示过去某时发生的动作或单纯叙述 过去的事情。现在完成时强调过去的动作对现在造成的影响或结果。eg:I saw this film yesterday.我昨天看了这部电影。I have seen this film.这部电影我已经看过了。(2)一般过去时常与具体的表示过去的时间状语（如：yesterday，last week，three days ago，in 1990等）连用；现在完成时不与表示明确的过去的时间状语连用，但可以与in the past.years/weeks，so far等时间状语连用。eg：Tom wrote a letter to his parents last night.昨晚汤姆给他父母写了一封信。The weather has been so hot so far this summer.到目前为止，今年夏天天气一直很热。典例典例I the book club last week and I _ two books already.（新疆）A.join；read B.joined；readC.joined；have read D.joined；has readC【点拨点拨】本题用本题用寻找题眼法寻找题眼法。由句中时间状语。由句中时间状语last week可知可知第一个空应用一般过去时；由句中第一个空应用一般过去时；由句中already可知第二个空应用可知第二个空应用现在完成时。现在完成时。即学即练一、一、单项选择单项选择1(2016内江)I cant find my wallet anywhere.Im sure I _it.A.lost B.will loseC.lose D.have lost【点拨点拨】考查句子的时态。句意：我到处都找不到我的钱考查句子的时态。句意：我到处都找不到我的钱包了。我确信我包了。我确信我_它。从句意可知在此强调对现在它。从句意可知在此强调对现在所造成的影响或结果：找不到了。因此用现在完成时，故所造成的影响或结果：找不到了。因此用现在完成时，故选选D。D2(中考襄阳)When will you hand in your book report?Sorry,Im not sure.I _writing it yet.Adidnt finish Bdont finishChadnt finished Dhavent finishedD【点拨点拨】此题用此题用正确把握语境法正确把握语境法。根据。根据yet判断，应用现在判断，应用现在完成时，且是否定句。句意：完成时，且是否定句。句意：你什么时候交你的读书你什么时候交你的读书报告？报告？对不起，我不确定。我还没有写完。对不起，我不确定。我还没有写完。3(2015宜昌)_ Internet business _ traditional business in the past few years?Not really.ADoes；beat BWill；beatCHas；beaten DIs；beatingC【点拨点拨】考查时态的辨析。问句句意：在过去的几年中互考查时态的辨析。问句句意：在过去的几年中互联网商业击败了传统的商业吗？由时间状语联网商业击败了传统的商业吗？由时间状语in the past few years可判断出用现在完成时。可判断出用现在完成时。4(中考天津)_ you ever_ the new Minyuan Stadium？No,I havent.ADo;visit BHave;visited CDid;visit DAre;visitingB5(2016青岛)William Shakespeare _ for over 400 years,but his works still have great influence today.A.died B.was dyingC.has died D.has been deadD【点拨点拨】考查现在完成时态。句意：威廉考查现在完成时态。句意：威廉莎士比亚已经莎士比亚已经去世去世400多年了，但是他的作品在今天仍然有巨大的影响。多年了，但是他的作品在今天仍然有巨大的影响。结合语境可知用现在完成时态。结合语境可知用现在完成时态。die是非延续性动词，应用是非延续性动词，应用has been dead表状态，故选表状态，故选D。6Tim has already gone to England.(改为否定句)Tim _ _ to England _.7Her cousins have left there.(改为一般疑问句)_ her cousins _ there?8Mom cleaned the room yesterday.(改为现在完成时)Mom _ _ the room.9What is he doing now？(用these days改写句子)What_ he_ _ these days?二、按要求完成句子二、按要求完成句子hasnt goneyetHavelefthas cleanedhasbeen doing10The three students have been together for 3 hours(对画线部分提问)_ _ _ the three students _ together?11我已经吃过早餐了。I_ already_ my breakfast.12他以前读过那本书。He _ _ that book before.How long havebeen三、根据汉语意思完成句子三、根据汉语意思完成句子haveeatenhas read13我朋友还未离开。My friend_ _ yet.14我还没有找到丢失的钥匙。I_ _ the lost keys.15你决定要去哪里了吗？_ you _ where to go?hasnt lefthavent foundHavedecided返回单元要点大本营用本单元所学单词或短语的适当形式完成短文。用本单元所学单词或短语的适当形式完成短文。Mike is a Chinese boy.He likes reading _1(science fiction)very much.When he reads it,he cant _2(put it down)He has read it _3(ever since)five years ago.He wants to be a writer when he _4(grow up)Last Friday night，he had a dream.In the dream he _5(go abroad)by plane.Unluckily,the plane stopped working during the trip.science fiction put it downever sincegrows upwent abroadThe captain said to all the passengers，“_6(hurry up),or you _7(lose ones life)”Mike flew into the sky with the power of a magic stick and landed safely.Then he found a big box.It was _8(full of)treasure，and the treasure _9(belong to)him then.He was so happy that he woke up，and felt very tired.返回Hurry upwill lose your livesfull ofbelonged to“三步一注意法三步一注意法”写写读后感读后感 第一步：写出书名第一步：写出书名 及作者；及作者；第二步：写出书的第二步：写出书的 主要内容；主要内容；第三步：写出自己第三步：写出自己 喜欢的原因。喜欢的原因。注意：文章常用一般注意：文章常用一般现在时或现在完成时。现在时或现在完成时。典 例很多孩子喜欢看哈利波特，它的作者是J.K.Rowling。主要内容：Harry Potter 是一所魔法学校(magical school)的学生。他16岁了。他非常勇敢。要求：100词左右。_单元一法练写作 Do you know Harry Potter？Its my favorite spare time reading and its written by J.K.Rowling.Harry Potter is a magical school student who wears glasses and has no parents,and now he is 16 years old.He is very brave and known by everyone because it is said that he is the only person that will not be killed by the evil.When I read the book for the first time,I thought it was very exciting and interesting.So I read it again and again.Each time范文范文:I have different feelings.Books about Harry Potter have been sold millions of copies all over the world.Do you like Harry Potter？If you havent read the book yet,read it now and youll find a wonderful world.本文先介绍书名及作者。然后介绍了故事的内容。写出喜欢的原因，最后进行询问。本文添彩点：because的使用使短文更紧凑。so使短文更连贯。恰当运用了本单元所学的If you havent read the book yet，.Books about Harry Potter have been sold millions of copies.句型，足见作者深厚的功底。名师点评：名师点评：返回