2022年八年级下册英语BUGrammar语言点 2.pdf

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1、1 8BU1 Grammar 语言点一现在完成时的主要用法（一）表示动作开始于过去并持续到现在,常与 since,for,recently,so far,sinceago,over/in/during the past years等连用。（二）.表示动作发生在过去,对现在造成影响或结果,常与 already,yet,just,ever,never,before 连用。（三）.表示动作直到现在有多少次了.常与 once,twice,many times,how many times 连用二现在完成时的基本句型陈述句肯定形式。主语+have/has+过去分词+其它I have had lunch.

2、已经吃过午饭了。He has gone to Beijing.他去北京了。陈述句否定形式。主语+have/has+not+过去分词+（在助动词have/has后+not，可缩写为 havent/hasn t）I haven t had lunch.我还没吃午饭He hasn t gone to Beijing.他还没有去北京。一般疑问句形式及其答语。Have/Has+主语过去分词?（将助动词have/has提前，句末加问号）肯定回答：Yes,主语have/has.否定回答：No,主语haven t/hasn t.Has he gone to Beijing?他去过北京了吗？Yes,he has

3、./No,he hasn t.特殊疑问句形式。（疑问词+一般疑问句）特词+have/has+主语过去分词？Where has he gone?他去了哪里？练习：1.They have finished their homework.(改为一般疑问句，并做肯定回答)2.Mr.and Mrs.Li have come back.(改为否定句)3.John has played this computer game a few times.(改为否定句)4.We have seen that film.(改为一般疑问句，并做否定回答)5.Mr.Dong has repaired over ten b

4、ikes since last Monday.(改为否定句)三过去分词的构成规则变化1、直接加 ed looked watched 2、以不发音的e 结尾的，加 d changed moved3、以辅音字母加y 结尾的，变y 为 i，加-ed studied carried 4、重读闭音节，一元加一辅，双写辅音字母，加-ed planned dropped stopped 不规则变化见课本第 122-123 页。四与现在完成时连用的副词1.already 已经，常用于肯定句中。I have already seen the film.我已经看过这部电影了。2.yet 1)已经，常用在疑问句中。

5、Has Linda read the book yet?琳达已看过这本书了吗?2)还，仍然，常用于否定句和疑问句。He has not begun to work yet.他还未开始工作。3.ever 曾经，主要用于疑问句Have you ever wanted to travel around the world?你曾经想要周游世界吗？4.never 从来没有，表示否定He has never seen such a tall building.他从未见过这么高的楼。5.just 刚刚，常用于肯定句中I have just finished lunch.我刚吃过午饭。6.recently 不

6、久前，最近(=in recent years/days)I haven t seen them recently.我近来没见过他们。Have you used it recently?你最近用过它么？名师资料总结-精品资料欢迎下载-名师精心整理-第 1 页，共 5 页 -2 8BU1 Ex 翻译1)你已经收到你爸爸的来信了吗？2)我已经很长时间没有看见我姑姑了。3)Simon 曾经去过几次中国?4)她刚刚写好两篇文章。5)他们已经去电影院了。6)Smith 夫妇还没有回来。7)自从上午9 点你就在等他吗？8)人们自从1998 年开始使用这个新机场。用正确时态填空1.Hurry up!Lunch

7、 _already _(begin).2._ he ever _(ride)a bike?3.Liming _(hurt)his arm last week.He _ already _(stay)in bed for five days.4.Yesterday,she _(buy)one book in the bookshop.She _(not read)it since then.5.I _already _(lose)my pen.I _(buy)it two days ago.6.He _(wait)for an hour.7.I _(not finish)the work yet

8、.8._ you _(know)him since then?9.We _(be)there many times in the past 3 years.10.How long _ you_(stay)at home already?11.He _(not read)the book before.12.I _(hear)from my brother recently.13.Her sister _(go)to Changchun.She_(leave)this morning.14.He _(live)in his hometown since he left here.15.The w

9、riter _(finish)several story-books since 1990.单项选择：1._ you ever _ with a group?Yes,I have.A.Did,study B.Are,studying C.Were,studying D.Have,studied 2.Lucy,_ you _ your ticket?Not yet.A.did;find B.have;found C.has;found D.do;find 3.My grandmother _ a lot of changes in Tianjin since she came here.(201

10、1天津)A.sees B.can see C.will see D.has seen 4.My aunt is a writer.She _ more than ten books since 1980.(2011 北京)A.writes B.wrote C.has written D.will write 5.Why won t you go to the movie with me,Gina?Because I _ it twice.(2011 襄阳)名师资料总结-精品资料欢迎下载-名师精心整理-第 2 页，共 5 页 -3 A.see B.have seen C.saw D.will s

11、ee 6.China develops so fast.That s true.It _ a lot already.(2011 安徽芜湖)A.changes B.changed C.will change D.has changed 7.I d like to introduce my best friend to you,Peter.Thank you,Lucy.But we _ already.(2012河南)A.meet B.met C.will meet D.have met 8.Since 2000,Jingmen has become a new city.Everything

12、_.(2013 湖北荆州)A.is changed B.was changed C.had changed D.has changed 9.Julia isn t going to the cinema with us because she _ the film.(2013浙江湖州)A.sees B.saw C.will see D.has seen 10.Look at these stamps.I _ them for five years.Wow,they are wonderful.(2013 湖南衡阳)A.kept B.have kept C.have bought II.Fill

13、 in the blanks.1.I _(have)dinner.I am full.2.We _(read)this story.3.They _(see)the movie.4.She _(buy)some nice toys.5.Hurry up!Lunch _ already _(begin).6.We _(wash)our clothes.They re clean now.7._ he ever _(ride)a bike?III.将下列句子改为否定句或疑问句。1.I ve already had dinner.(否)I _ _ dinner _.2.He has just fin

14、ished his homework.(否)He _ _ his homework _.3.Mum has cooked the dinner.(否)Mum _ _ the dinner.4.I have done my homework.(疑)_ you done your homework _?5.I have ridden a horse.(疑)_ you _ ridden a horse?IV.翻译1.你已经制作好生日贺卡了吗？2.我已经吃过早饭了，现在一点也不饿。3.你这周日准备做什么？还没决定。4.自从 1978 年以来，他一直住在这儿。5.你读过哈利 波特这本书么？是的，我已经读

15、过好多遍了。练习：一用现在完成时态完成下面的句子：1 I _(do)my homework already.2 He _(not finish)his homework yet.3 _ you ever _(be)to Beijing?4 We _ never _(see)such an exciting match before.5 Mother _ just _(clean)the house.Please don t come in.名师资料总结-精品资料欢迎下载-名师精心整理-第 3 页，共 5 页 -4 6 They _(practice)this dialogue twice.二选

16、择相应的副词1.Have you done your homework _?(for,just,yet)2.I have _ been to Chengdu.(ever,never,yet)3.He has _ washed the dishes.(already,ever,for)4.He has worked there _ he left school.(already,just,since)5.Have you cleaned your room _?(for,just,yet)6.She has known Sam _ nine years.(for,never,since)7.Ha

17、ve you _ ridden a horse?(ever,for,yet)8.They have _ arrived.(ever,just,yet)9.We have not completed the project _.(already,for,yet)三句型转换1.He has just told the girl about this.（疑问句）2.They have seen the film before.（否定句）3.The Japanese girl has answered her sister s letter.（画线部分提问）4.He s never been to H

18、ong Kong,_ _?（反意疑问句）5.The students have copied these words twice.（画线部分提问）四用括号中动词的适当形式填空1.It _（rain）for a week.2.I don t know this woman.I _(meet,never)her.3.Let s go to the cinema.No,I_(see,already)the film.4.We_(finish,not)our homework yet.Will you wait a minute?5.John _(come,not)yet.He will be bac

19、k in a minute.6.Mr.Green often goes to America.In fact,he _（be）there ten times.7.Great changes _(take)place in my hometown in the past few years.8.Where s John?He_ just _（go）to the teachers office.9.She _（study）English since she was ten.She _（begin）to study English when she was ten.10.Jim isn t here

20、.He _（go）to the library.He _（go）there an hour ago.11.They _（travel,never）on a train.12.Simon _(finish)his homework a moment ago.13.What _ he _(do)yesterday?-He _(see)a film.14.We sometimes _(go)to work on the farm.Last week we _(go)there and _(help)the farmers pick apples.15.Sandy _(read)the story a

21、bout Harry Potter several times.16.He _(wait)for an hour.17.I _(not finish)the work yet.18._ you _(know)him since then?19.We _(be)there many times in the past 3 years.名师资料总结-精品资料欢迎下载-名师精心整理-第 4 页，共 5 页 -5 20.The dog _(die)3 days ago.21.They _(finish)the work so far.22.I _(not read)the book before.23

22、.He _ just _(do)it.24.I _(telephone)a friend when Bob _(come)in.25.I _(hear)from my brother recently.26.My sister _(walk)to school every day last year.27.We _(have)an exam again sometime next week.28.Up to now,we _(plant)2000 trees.29.Lucy _(go)to Shanghai.She _(leave)this morning.30.Tom _(buy)the b

23、ike 2 years ago.31.He _(finish)his work in an hour.32.Last night,it _(rain)heavily.33.Listen!The song _(sound)great.用括号中动词的适当形式填空1 He _(wait)for an hour.2.I _(not finish)the work yet.3 _ you _(know)him since then?4 We _(be)there many times in the past 3 years.5 The dog _(die)3 days ago.6 They _(fini

24、sh)the work so far.7 I _(not read)the book before.8 He _ just _(do)it.9 I _(telephone)a friend when Bob _(come)in.10 I _(hear)from my brother recently.11 My sister _(walk)to school every day last year.12 We _(have)an exam again sometime next week.13 Up to now,we _(plant)2000 trees.14 Lucy _(go)to Shanghai.She _(leave)this morning.15 Tom _(buy)the bike 2 years ago.16 He _(finish)his work in an hour.17 Last night,it _(rain)heavily.18 Listen!The song _(sound)great.名师资料总结-精品资料欢迎下载-名师精心整理-第 5 页，共 5 页 -