仁爱版英语九年级上册 Unit2 Topic1 Pollution has causes too many problems. 复习讲义（无答案）

1、第四讲-Unit 2 Topic 1 Pollution has cased too many problems.初中英语年级九年级重难点一般过去时与现在完成时的区分【知识储备】重点语法：一般过去时和现在完成时的区别1、 HYPERLINK /s?wd=%E4%B8%80%E8%88%AC%E8%BF%87%E5%8E%BB%E6%97%B6&hl_tag=textlink&tn=SE_hldp01350_v6v6zkg6 t _blank 一般过去时：侧重陈述一件过去的事情，与现在没有关系标志词： HYPERLINK /s?wd=yesterday&hl_tag=textlink&tn=SE

2、_hldp01350_v6v6zkg6 t _blank yesterday , last week , a moment ago，in 2013等例：I opened the door half an hour ago.2、 HYPERLINK /s?wd=%E7%8E%B0%E5%9C%A8%E5%AE%8C%E6%88%90%E6%97%B6&hl_tag=textlink&tn=SE_hldp01350_v6v6zkg6 t _blank 现在完成时：过去发生或已经完成的动作对现在造成的影响，与现在有关系（注：它不与表示过去的 HYPERLINK /s?wd=%E6%97%B6%E9%

3、97%B4%E7%8A%B6%E8%AF%AD&hl_tag=textlink&tn=SE_hldp01350_v6v6zkg6 t _blank 时间状语连用）标志词：already（已经）/just（刚刚）/ever（曾经）/never（从不）/before（以前）/yet（仍然）/recently（近来）标志短语：in recent years（近年来）/so far（到目前为止）/in the past + 一段时间标志次数：once（一次）/twice（两次）/three times（三次）/several times（几次）等标志时间：for +时间段since +时间点since

4、+时间段+ago主句（现在完成时）since+从句（过去时）It is/has been+时间+since从句（过去时）例：I have opened the door.一般过去时&现在完成时的考点例析例1：_ you _ your homework yet ?Yes . I _ it a moment ago .A. Did ; do ; finished B. Have ; done ; finishedC. Have ; done ; have finished D. will ; do ; finish例2：I_aletterfromhimsinceheleft.A.didntrece

5、iveB.haventgotC.didnthaveD.haventheard例3：These farmers have been to the United States .Really ? When _ there ?A. will they goB. did they go C. do they goD. have they gone 例4：.It _ ten years since he left the army .A. is B. has C. willD. was语法练习题：（A）单项选择题1. Little Bob did his homework and _ TV yester

6、day evening.A.watchB.watchesC. watchedD. is watching2. Hello, may I speak to your father, please?Sorry, my father _ to Shanghai. He went there this morning.A. goes B. has gone C. have been D. go3. Though he _ the book three times, he hopes to read it again.A. read B. reads C. has read D. would read4

7、. Julia isnt going to the cinema with us because she _ the film.A. sees B. saw C. will see D. has seen5. My grandparents _ in that city since 2008.A. will live B. live C. have lived D. were living6. A nice car! Is it yours?No, it isnt. I _ it from a friend of mine two days ago.A.borrowB. have borrow

8、edC. will borrowD. borrowed7. Excuse me, look at the sign NO PHOTOS!Sorry, I _ it.A. dont, seeB. didnt seeC. havent seenD. wont see8. The twins didnt go to the theatre, they _ the light music all night.A. have enjoyedB. will enjoy C. are enjoyingD. were enjoying9. Mr. Black is going to marry a girl

9、he _ in Japan last year.A. meetsB. metC. has metD. would met10. Paul and I _ tennis yesterday. He did much better than I.A. playB. will playC. playedD. are playing（B）用适当的时态填空：1.Shes_(live)hereeversinceshewasten.2.Bothofthem_(be)inHongkongfortendays.3.Bothofthem_(come)toHongkongtendaysago.4.Halfanhou

10、r_(pass)sincethetrain_(leave). 5._you_(find)yourwatchyet? 7.-Areyouthirsty?-No,I_just_(have)someorange.8.We_already_(return)thebook. 9.Myfather_(read)thenoveltwice.10.I_(lost)mywatchyesterday. Section A1、You could see bees and butterflies dancing. 译：你能看见蜜蜂和蝴蝶在飞舞。see sb. doing sth.-看见某人正在做某事。强调事件，(延续

11、性)行动正在进行。see sb. do sth.-看见某人做某事。表示看见整个事件，(短暂性)行动的全过程，动作已经结束。总结:这样的动词还有-hear, watch, find, feel -叫做感官动词2、The flowers and grass have gone！译：花和草都没有了。have/has gone-已经不复存在，不见了，消失了 我的足球不见了，我找不到它了。My football _ _. I cant find it.3、It smells terrible. 译：难闻极了。smell terrible - 系表结构 总结：系动词本身有词义，但不能单独用作谓语，后边必须

12、跟表语（多为形容词），构成系表结构说明主语的状况、性质、特征等情况。常见的系动词:be, feel ,sound, taste, smell, look, turn, become ,get ,go .4、Look, there are several chemical factories pouring waste water into the stream. 译：看，有几家化工厂正往小溪里排放废水。waste废弃的，无用的(形容词) waste land_ waste water_waste - 废物，废料(名词) 常用短语： (a) waste of-一种的浪费waste - 浪费(动词

13、) 用法： waste doing sth.- 浪费做某事 several = a few 一些 后面接可数名词复数 eq oac(,3) there be + sb./sth. + doing sth. 有某人某物正在做某事 练习：有个小男孩正在树下玩耍。译：_ _a boy _ under the tree.there be + sb./sth. + to do sth. 有某人某物去做某事练习a. There is no time to think. 译：_Section B1、Whats wrong with you? 译：你怎么了？同义句 1)_ 2)_2、How long have

14、 you been like this? 译：你像这样多长时间了？how long-多长时间，多久。谓语动词必须为延续性动词。区别： when-什么时间。 谓语动词多为短暂性动词。练习：1) -_have you learned English? -Since two years ago. 2) -_did you start to learn English? -Two years ago.3、The bad air makes my chest hurt. 译：糟糕的天气让我胸口疼。hurt - 感到疼痛(不及物动词) 拓展：1)弄伤,弄疼(及物动词) 2)受伤的(形容词)4、。The c

15、hemical factory produces terrible gas.译:化工厂向外排放难闻的气味make 和produce 都有_意思。一般可互换。但make 还有“做”的意思。5、I cant bear the environment here .译：我不能忍受这的环境。cant bear sth./ doing sth. 不能容忍某事/做某事 如:I cant bear staying up so late. 这么晚不睡觉我受不了。6、Anyway, I hope the government will solve this problem soon .译：无论如何，我希望政府能快

16、点解决这个问题。anyway-无论如何，不管怎样, 一般用于句首，后用逗号隔开。Section C1、However, not all people know that noise is also a kind of pollution and is harmful to humans health. 译：然而，并不是所有的人都知道噪音也是一种污染并且对人类健康一样有害。not all - 不是所有的都(部分否定)not与all, every以及every的派生词连用时表示部分否定。neither, none, nothing, nobody, no one等，则表示全部否定。be harmf

17、ul to sb. / sth. - 对某人/物有害 = do harm to sb /sth2、Quite a few people living near airports also have hearing loss. 译：很多生活在机场附近的人也失去了听力。quite a few = many 许多 quite a little = much 许多very few 几乎没有几个very little 几乎没有一点3、 Recently, it is reported that many teenagers in America can hear no better than 65-ye

18、ar-oldpeople do, because these young people always listen to loud pop music.译：近来，有报道说，美国许多青年人的听力和65岁的老人一样差，因为这些年轻人总喜欢听劲爆的音乐。It is reported that-据报道 (后接that从句) 据说_ 众所周知_no better than和（几乎）一样坏/差 = almost as bad/badly as4、It not only disturbs others but also does great harm to peoples hearing. 译：它不禁打扰别

19、人而且严重损害听力。do(great) harm to sb. / sth. = be (great) harmful to sb./sth. - 对某人/某物有(很大)伤害 harm还可以作动词：harm sb./sth. - 伤害某人/某物Section D1、 create 动词， “造成，创造”通常指“创造新事物，塑造出人物、角色”等含意。2、with 表示伴随，引导的介词短语在剧中做状语。 反义：without with+ 某种工具 “用.使用.”= use sth.3、heavy industry 重工业 light industry 轻工业4、blood 名词，“血液” 常用作不

20、可数名词, high blood pressure 高血压5、as well “也” 常用在句末。 Eg: I dont it as well.【当堂小测】1、根据句意及首写字母提示，完成句子。1) I have b_ to the West Hill before.2)All the flowers, grass and fish have g_.3) There are s_ chemical factories pouring waste water into the river.4) We call a small narrow river a s_.5)She was still _

21、(虚弱的) after her illness.6)_(不管怎样)，I will try my best to finish it .7)The workers can _(生产) more toys after using the new machines.8)This factory makes _(太多的) noise. It is _(太)noisy.2、从方框中选择合适的单词，用正确的形式填空。mess shame several waste polluteLook！，_birds are singing in the tree.What a _! Can you clean you

22、r room, Tom?Dont throw rubbish around. It can _the environment.To my _, I did worst in the last exam in my class.Some homeless people live in that _house.3、用所给词的适当形式填空。1)It was _ (report) that Liu Xiang would take part in the next Olympics.2)Look! There is a little boy _ (play) soccer on the playgro

23、und.3)Noise pollution can cause people _ (become) sick or deaf.4)Its a pity that such a beautiful lake _ (go).5) People who work and live in _ (noise) conditions may go deaf. 4、单选( )1)Oh, the rice _ terrible. It must go bad.smells B. touches C. sees ( )2)- What _ in your hometown in recent years ? -

24、 There are many new tall buildings.was happened B. have happened C. has happened ( )3)-Would you like to go out for a picnic with us? -_ , but I have a lot of things to do .Of course not B. Id love to C. Thats all right( )5) I left my pen on the desk just now and now it _.is going B. has gone C. has

25、 left( )6) I _that village two months ago.visited B. visit C. have visited( )7)Trees are good for us . We must prevent anyone from _.cutting up them B. cutting down them C. cutting them down( )8)Dont make noise! There are several students _over there. Asleep B. sleeping C. to sleeping ( ) 9)-Listen,

26、 there is a bird _in the tree. - How wonderful.A.sings B. to sing C. singing ( )10)How long has he been abroad?-He has been abroad_last year.A for B after C since ( )11) The rubbish is almost everywhere ,Do you still want to have a picnic here?_, I hate to stay here.A Yes , of course , B Of course n

27、ot C Id love to ( )12) Planes and machines produce _ noise.A much too B too much C too many ( )13) I cant bear the students _mach noise in class. A make B to make C making ( )14)It is reported that the bad weather will _for three days.A begin B stay C leave 【课后作业】1、选用下列单词并用其适当形式填空 relation, produce,

28、 walk, play, chest, once, influence, so, live, cancer 1. _ you are interested in playing computer games, you will have trouble giving it up.2. The boy is _ young that he cant look after himself. 3. He is used to _ to school.4. I think its a wonderful place _ in. 5. You can enjoy _, concerts and oper

29、as every day if you like. 6. The chemical factory has _ terrible gas. It should be far away from the center of the city. 7. I didnt sleep well last night because my _ hurt badly. 8. The questions have no _ to his lessons. 9. What he said has a strong _ on me. 10. The _ has spread to his stomach. He

30、is dying. 2、从方框中选择适当的句子补全对话。 Jim: Good morning , 1 Grandma: I have a cough all the time. Jim: 2 Grandma: Ive been like this since last week.Jim: 3 Grandma: Yes . I have . But Im not feeling better.Jim: 4 Grandma: Because the air pollution here is serious. It causes my breathing problem.Jim: I want t

31、o write to the newspaper about the pollution . 5 Grandma: Yes. I hope the government will solve this problem soon.Jim: I believe well have good environment by then.Have you seen the doctor?How long have you been like this? Why ?Do you have any suggestion to the government , grandma?Whats wrong with

32、you ?1)_ 2)_ 3)_4)_5)_3. 阅读理解。 The earth is about 4600 million years old. Modern man has lived on the earth for only 35000 years but during that time we have changed our planet in many ways. Many of the things that we have done are good but more are not good for the earth. Water pollution A lot of p

33、eople birds and fish die each day because of water pollution. Factories have polluted the land and the water. As a result many rivers and lakes are now dead. Air pollution In big cities factories as well as cars trucks and buses are the main cause of air pollution. Many people in cities now have serious health problems. For example Mexico city used to be a beautiful sunn