初升高英语衔接班第3讲(共8页).doc
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1、精选优质文档-倾情为你奉上总结it的用法和there be句型的用法(一)It的用法小结1. It作主语的句子(1)It指前面已经提到过的人或事物(有时指心目中的或成为问题的人或事物)时,It是真正的主语。如:Whats this ? Its a horse . 这是什么?这是一匹马。Who is it ? Its me . 谁?是我。Its the wind shaking the window . 是风刮得窗户响。(2)It指时间、季节 :如:What time is it ? Its nine . 几点了?九点了。Its time for the meeting . Lets go .
2、开会的时间到了,我们走吧!What day is today ? Its Saturday . 今天星期几?今天星期六。What is the date today ? Its Oct.(the)1st . 今天是几号?今天是十月一号。What season is it ? It is summer . 现在是什么季节?是夏季。(3)It指气候。Is it cold in this room ? No , it isnt . 屋里冷吗?不冷。Whats the weather like today ? Its fine . 今天天气怎么样?是晴天。It often rains in summe
3、r and it often snows in winter in this city . 这个城市夏天经常下雨,冬天经常下雪。(4)It指距离、情况等。如:It is five kilometres from my home to the school .从我家到学校有5公里。It is very near from this factory to that one .从这个工厂到那个工厂非常近。It is a long way to the sea .(这)离海很远。Is it well with you ? 你身体好吗?2. It作形式主语动词不定式、动名词短语或从句在句中起主语作用,而
4、这一部分用词较多时,可用it作为形式主语,放在句首代表其后所说的事实上的、真正的主语,而把真正的主语放在后面。(1)It +谓语+动词不定式。It作形式主语,动词不定式作真正主语。如:It is difficult to climb a mountain . 爬山是很艰难的。It is a good habit to do morning exercises . 做早操是个好习惯。It is important to do proper memory work in the study of a foreign language . 在学习外语时适当地做一些有助于记忆的练习是很重要的。It i
5、s right to do so . 这样做是对的。(2)It+谓语+动名词短语。It作形式主语,动名词作真正的主语。如:It is no use learning without thinking . 学而不思则罔。Its useless arguing with a silly boy . 和笨孩子争论是没有用的。(3)It+谓语+名词性从句。It作形式主语,以that引导的名词性从句是真正的主语。如:It is a pity that you didnt see such a good film .你没看这么好的电影,真可惜。It is certain that we shall suc
6、ceed . 我们一定会成功。It is strange that nobody knows where he lives .真奇怪,谁也不知道他住在哪里。It is said that the plane will take off at ten tomorrow morning .据说飞机明天上午十点起飞。3. It作形式宾语 It作形式宾语,代表其后所说的真正的宾语。真正的宾语是以that引导的名词性从句或不定式短语。如:I consider it wrong that you Chinese students learn English without comparing it wit
7、h your own language .我认为你们中国学生学习英语不和你们自己的语言比较是不对的。I find it not so difficult to learn a foreign language . 我发现学习一门外语不那么困难。I remember I made it clear to you that I was not coming . 我记得向你明确表示过我不来。They want to make it clear to the public that they are doing an important and necessary job .他们要向公众表明,他们在做
8、一件必需做的重要工作。 4. It用于强调结构在表示强调的结构中it可用作先行代词,这种结构的句型如下:It+动词be+被强调的部分(词或词组)+that+其他部分。如果强调的部分是人,可用who,whom代替that。如:Miss Wang teaches us English every Monday afternoon .王老师每周一下午教我们英语。强调主语:It is Miss Wang who teachers us English every Monday afternoon .强调间接宾语:It is us whom Miss Wang teaches English every
9、 Monday afternoon .强调直接宾语:It is English that Miss Wang teaches us every Monday afternoon .强调状语:It is every Monday afternoon that Miss Wang teaches us English .It was here that I first met him . 这就是我初次与他见面的地方。(强调状语)It is the people who(或that)are really powerful . 真正强大的是人民。(强调主语)(二)有关含有引导词there的句子结构英语
10、“There + be+(not)”结构表示“有(没有)某人或某物”时,there是无词义的引导词,be是谓语动词,它后面的名词是主语,两者在数上必须一致。句末往往有表示地点或时间的状语。1. 肯定式(表示“有”)There+(助动词或情态动词)+be+主语+地点(时间)状语。如:There is a picture on the wall . 墙上有一张画儿。There are 24 hours in a day . 一天有二十四小时。There was only one school in the village before . 以前这个村子里只有一所小学。There were 1,50
11、0 students in our school last year . 去年我校有一千五百名学生。注意:如果there + be之后是并列主语,第一个主语又是单数名词时,习惯上用There is 如:There is a boy and a girl in the room . 屋里有一个男孩和一个女孩。There is a pen and some books on her desk . 她的书桌上有一支钢笔和一些练习本。2. 否定式(表示“没有”)There + be(助动词或情态动词)+not(any)(或+no)+主语如:There was not an underground in
12、 Beijing before . 北京从前没有地下铁道。There are not fairies in the world . 世上没有神仙。There is nothing more for me to do now . 现在没有别的什么事要我做了。There are not many people who want to read this book . 没有多少人要看这本书。There wont be a dance this weekend . 本周末没有舞会。3. 疑问式(1)一般疑问句 Be+there+(any)+主语? 助动词或情态动词+there+be+(any)+主语?
13、如:Is there anything I can do for you ? 我能为你做点什么吗?Is there any water in your bottle ? 你的瓶里有水吗?Will there be a report by the famous scientist this afternoon ? 今天下午有那位著名科学家做报告吗?(2)特殊疑问句:疑问词(+名词)+be+there+状态?如:How many months are there in a year ? 一年有几个月?Whats there in your pocket ? 你口袋里装的是什么?When will
14、there be lasting world peace ? 什么时候世界上能有持久的和平? 4. 含有引导词there的句子用seem to be,happen to be,used to do或live等词作谓语的结构。 如:There happened to be an old friend of mine in the shop .恰好在商店里有我的一个老朋友。There used to be a temple here . 以前这儿有一座庙。There seemed to be no point in refusing . 看来没理由拒绝。There once lived an ol
15、d fisherman in a village by the sea .从前,在海边的一个村庄里住着一个老渔民。【模拟试题】综合练习(一)1. Look ! There some apples in that tree . A. is B. was C. are D. were2. Whats on the plate ? There some bread on it . A. is B. are C. has D. have3. Lucy and Lily going to the Great Wall tomorrow . A. are B. is C. am D. be4. Three
16、 fourths of the homework today . A. has finished B. has been finished C. have finished D. have been finished 5. A large number of the students in our class girls . A. are B. was C. is D. be6. The number of in our class fifty . A. student , is B. the students , are C. the students , is D. students ,
17、are 7. Either of the two books for you . You can choose one . A. are B. were C. is D. was 8. The population of our country by 50 percent over the last twenty years . A. has increased B. were risen C. have been increased D. have rose 9. Maths my favourite subject . A. be B. is C. am D. are10. Here a
18、new pair of shoes for you . A. is B. are C. have D. has11. The Chengs here for years . A. is living B. have lived C. has lived D. lives 12. Not only my brother buy also I good at painting . Both of us good painters . A. are , are B. am , are C. is , is D. are , is 13. Two months quite a long time .
19、Yes , Im afraid that he will miss a lot of his lessons . A. is B. are C. was D. were14. Every man , woman and child in this club to realize the danger of smoking . A. come B. comes C. have begun D. must 15. Everyone except David and Sam there when the meeting began . A. is B. was C. are D. were16. A
20、re the twins on the football team ? No , neither of them on the team . A. is B. are C. were D. be17. I have no letters from Peter . Oh , well , no news good news now . A. is B. are C. was D. were18. One and a half apples on the table . A. is leaving B. is left C. are left D. left 19. When and where
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