人教八年级下册Unit9SectionAGrammarfocus4a4c课件.ppt

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1、Unit 9写出下列动词的过去式和过去分词写出下列动词的过去式和过去分词.shop _ _ 2.arrive _ _3.look _ _ 4.go _ _e _ _ 6.study _ _7.visit _ _ 8.learn _ _9.read _ _ 10.take _ _ 11.give _ _ 12.cut _ _13.hear _ _ 14.see _ _15.write_ _ 16.try _ _17.invent _ _18.collect_ _19.am/is _ _ 20.are _ _21.listen_ _ 22.start_ _23.sing _ _ 24.buy _

2、_25.sell _ _26.have/has _ _27.do/does _ _ 28.carry_ _29.feed _ _看看你写对的有多少个？看看你写对的有多少个？.shop shopped shopped 2.arrive arrived arrived 3.look looked looked 4.go went gone e came come6.study studied studied7.visit visited visited8.learn learnt learnt/learned learned10.take took taken11.give gave given1

3、2.cut cut cut13.hear heard heard 14.see saw seen15.write wrote writen16.try tried tried17.invent invented invented 18.fly flew flown19.am/is was been20.are were been 21.Listened Listened Listened22.started started started23.sing sang sung24.buy bought bought25.sell sold sold26.have/has had had 27.do

4、/does did done28.carry carried carried29.feed fed fed过去时间过去时间.agolast.When sb didWhen sb years oldyesterday具体过去时间具体过去时间如：如：in 1991just now刚才刚才常见过去时的时间状语：常见过去时的时间状语：space museum_ Yang liwei _ a space museum?Has ever been to history museum_ they _ a history museum?Haveever been to art museum_ I ever _

5、 to an art museum?Have beenwater park_ the people _(游泳）in a water park?Haveever swum zoo_ the man _ (喂过）the deer?Hasever fedamusement park_ he ever _（旅游)an amusement park?HasvisitedGrammar FocusHave you ever Have you ever been to a science been to a science museum?museum?Yes,Ive been to a science mu

6、seum./Yes,Ive been to a science museum./No,Ive never been to a science No,Ive never been to a science museum.museum.Have you ever Have you ever visited the space visited the space museum?museum?Yes,I have.I went there last year./Yes,I have.I went there last year./No,I havent./No,never.No,I havent./N

7、o,never.Ive been to the Ive been to the art museum manyart museum manytimes.times.Me,too.And Ive also visited the Me,too.And Ive also visited the nature museum.nature museum.Me neither.Me neither.Ive never been to Ive never been to a water park.a water park.表示是否去过了某地表示是否去过了某地表示是否去过了某地表示是否去过了某地表示是否曾经

8、做过了某事表示是否曾经做过了某事表示是否曾经做过了某事表示是否曾经做过了某事表示曾经做过了某事几次表示曾经做过了某事几次表示曾经做过了某事几次表示曾经做过了某事几次have been to have been to 某地某地某地某地.可以和可以和可以和可以和never,ever,just,before,oncenever,ever,just,before,once等副词连用等副词连用等副词连用等副词连用表达肯定或否定的简短回答表达肯定或否定的简短回答表达肯定或否定的简短回答表达肯定或否定的简短回答看看你可以正确的用看看你可以正确的用 also,too,either,neither,填空吗？填空

9、吗？B.)1.Li Ming has done homework.-Me,(1)too.（So have I.我也我也已经做了。）已经做了。）2.I have done homework,(2)too.I have(3)also done homework.Kate,(4)too.Kate has done homework,(5)too.3.They havent been to America.=They never been to America.3.They havent been to America.=They never been to America.-(We havent b

10、een to America,(7)either.We,(6)neither.（=Neither have we.我们也我们也不。不。）(注：注：neither 和和 so 放在句首要倒装放在句首要倒装:You are Chinese,so am I.You bought a new pen yesterday.Neither did I.My mother gets up at 6:30 am.So do I.Kate was twelve years old last year.So was Lucy./So were we.构成：构成：1.肯定句：肯定句：have(助动词助动词)+p.p

11、 has(第三人称单数助动词第三人称单数助动词)+p.p 2.否定否定句：句：have(助动词助动词)+not+p.p has(第三人称单数助动词第三人称单数助动词)+not+p.p 3.把把have 或或has 放句首，变成一般疑问放句首，变成一般疑问句。句。4.have not 常缩略为常缩略为 havent。has not 常缩略为常缩略为 hasnt。（1）Have you had your lunch yet?Yes,I have.I have just had it.(现在现在我不饿了我不饿了)表示过去发生或表示过去发生或已经完成的动作已经完成的动作对现在造成的影对现在造成的影响或

12、结果。响或结果。（2）I have already taught him some English.John has never been to the space museum.My boy has just started junior high school.现在完成时现在完成时常常与时间副词与时间副词already,never,ever,just,before,yet等连用。等连用。1.sb.have/has been to sp.但现在已不在那里了但现在已不在那里了,”已经回来已经回来,侧重指经历侧重指经历,后后可接次数，如可接次数，如once，twice，three times等表

13、示等表示“去过某地几次去过某地几次”，也可和也可和 just，never，ever等等连用。连用。2.sb.have/has gone to sp.意为意为“某人已经去某地了某人已经去某地了”，可能在去某地的路上，可能在去某地的路上，也可能到达了某地。总之，也可能到达了某地。总之，说话时该人不在现场，说话时该人不在现场，一般一般不用不用第一人称、第二人称代词作句子的主语。第一人称、第二人称代词作句子的主语。3.sb.have/has been in sp.表示表示“在某地呆了多少时间在某地呆了多少时间”，常与，常与时间段时间段的的状语状语连用连用，例如：for+一段时间 for a year，

14、或since+过去时间点,since three days ago.意为意为“某人曾经某人曾经去过去过某地某地”，一般过去时只强调过去的动作一般过去时只强调过去的动作；现在现在完成时强调过去的事情对现在的影响。完成时强调过去的事情对现在的影响。一般过去时通常与表示过去的时间状一般过去时通常与表示过去的时间状语连用；语连用；现在完成时则不能与表示过去现在完成时则不能与表示过去的时间状语连用。的时间状语连用。一般过去时单纯表示过去的经历一般过去时单纯表示过去的经历；现现在完成时表示过去的动作或状态延续到在完成时表示过去的动作或状态延续到现在并可能持续下去。现在并可能持续下去。一般过去时的时间状语有

15、：一般过去时的时间状语有：yesterday,last.,ago,just now 刚才刚才in1980,in October,共同的时间状语有：共同的时间状语有：this morning,tonight,this summer,before,already,现在完成时的时间状语有：现在完成时的时间状语有：ever,never,just,already,yet,for+一段时间一段时间,since+过去时间点过去时间点,in past three years 一般过去时的时间状语有：一般过去时的时间状语有：yesterday,last week,ago,in1980,in October,ju

16、st now 共同的时间状语有：共同的时间状语有：this morning,tonight,this summer,before,already,现在完成时的时间状语有：现在完成时的时间状语有：for,since,ever,never,just,already,yet,in past years 比较：比较：I have seen the film.我看过这部电影。我看过这部电影。(我了解这部电影的内容我了解这部电影的内容)I saw the film last month.我上个月看了这部电影。我上个月看了这部电影。(只说明上星期看了这部电影，不只说明上星期看了这部电影，不 涉及现在的情况涉

17、及现在的情况)4aPut the correct forms of the verbs in the blanks.1.A:Do you want _(come)to the space museum?B:No,Ive already _(be)there three times.2.A:Have you _(see)the robots at the science museum?B:Yes,I _(go)there last weekend.to comebeenseenwent3.A:Lets _(spend)the day at the zoo.B:Well,Ive already _

18、(be)there a couple of times,but Im happy _(go)again.4.A:How about _(go)to the art museum?There are some special German paintings there right now.B:Sure.When do you want _(go)?spendbeento gogoingto go5.A:Have you ever _(visit)the history museum?B:No,Ive never _(be)there.visitedbeen4bFill in the blank

19、s with the correct forms of the verbs in brackets.Most of us _(see)Mickey Mouse,Donald Duck and other famous Disney characters in cartoons before.But have you ever _(be)to Disneyland?Disneyland _(be)an amusement park with a special theme Disney characters and movies.have seenbeenisThere _(be)many ex

20、citing rides,lovely restaurants and fantastic gift shops there.You can also _(see)the Disney characters walking around the park.And have you ever _(hear)of a Disney Cruise?This _(be)a boat ride with a Disney theme.You can _(take)a ride on the boat for several days and eat and sleep on it.areseeheard

21、istakeOn the boat,you can _(shop)and have Disney parties before you _(arrive)at the Disney island.shoparrive4cAnswer the survey questions and then ask your partner.Have you ever.You Your partnerbeen to another province in China?lost something important?left your homework at homecopy others homework常

22、见的非延续动词转换为延续动词：常见的非延续动词转换为延续动词：buy have had borrow have kept leave have been away die have been dead come back have been back open have been opened（3）知识拓展知识拓展close have been closed fall asleep/go to bed have been asleepbegin/start have been on get up have been upjoin have been a member of finish/end

23、 have been overarrive have been in become-be专项练习：专项练习：1.Kate去年买了这块手表。去年买了这块手表。2.Kate买这块手表已经一年了。买这块手表已经一年了。3.我们两年前来这个学校。我们两年前来这个学校。4.我们来这个学校已经两年了。我们来这个学校已经两年了。5.我们两年前成为了中学生。我们两年前成为了中学生。6.我们成为中学生两年了我们成为中学生两年了。（3）知识拓展知识拓展专项练习：专项练习：1.Kate去年买了这块手表。去年买了这块手表。Kate bought her watch last year.2.Kate买这块手表已经一年了

24、。买这块手表已经一年了。Kate has had her watch for one year./Kate has had her watch since one year ago.（3）知识拓展知识拓展3.我们两年前来这个学校。我们两年前来这个学校。We came to this middle school two yeas ago.4.我们来这个学校已经两年了。我们来这个学校已经两年了。We have been in this middle school for two years./since two years ago.5.我们两年前成为了中学生。我们两年前成为了中学生。We beca

25、me middle school students two years ago.6.我们成为中学生两年了。我们成为中学生两年了。We have been middle school students since two years ago.看图，用现在完成时造句。（可以参考看图，用现在完成时造句。（可以参考本节课所学和给出的地点、时间和动词本节课所学和给出的地点、时间和动词以及图片内容等等）以及图片内容等等）北京北京上海深圳深圳广州广州 other places地点地点zoothe forest amusement parkmovie theater museum riversea用本节课学习的内容造句：用本节课学习的内容造句：现在完成时现在完成时justfor+一段时间一段时间 alreadysince+过去时间点过去时间点never in the past(two years)ever常见现在完成时的时间状语（副词）：常见现在完成时的时间状语（副词）：once/three timesso far