9Bunit1Asia语法词组总结

1、9B unit1 Asiait 用法完全归纳一、it 作人称代词的用法 1.指事物作为人称代词， it 可以除人以外的一切事物或动物。 如： I dropped my watch and it broke. 我把手表掉在地上摔坏了。 2. 指人it 指人主要用于指不性别不明的婴儿或用于确认某人的身份。如：Is it a boy or a girl? 是男孩还是女孩 ?There is a knock on the door. It must be the postman有人在敲门，一定是 邮递员。【说明】在答语中，常用来指本人，如说It s me 3. 代替某些代词代词 it 还可用于代替指示

2、代词 this, that 以及复合不定代词 something, anything, nothing 等。如：“What s this? ”“It s a new 这是h什么.？” 是一种新机器”。Nothing is wrong, is it? 没出什么问题，是吗 ?二、it作非人称代词的用法1. 基本用法it 作非人称代词的用法，主要用于指时间、距离、价值、天气、气候 及温度等自然现象。如：It s too late to go there no现在去那儿已经太迟了。It can get very hot here. 这里有时会很热。 2. 用于某些句型It s time for st该

3、做某事了。It s time to do st该做某事的时候了。It s time for sb to do st某人该干某事了。It s (about / high) time + t-从句 .某人该做某事了。(从句谓语用过去式，有时也用“should#词原形”)It s first (second) time + th从句.某人第几次干某事。(从句谓语用现在 完成时 )It s时间段+ since-从句.自从有一段时间了。It s时间段+ before-从句.过多长的时间才 三、it 用作形式主语1. 基本用法 当不定式、动名词、从句等复杂成分用作句子主语时，为保持句子平 衡，通常把真正的

4、主语放在句末，而在句首使用形式主语it。如：It s very importanot rtemember this. 记住这一点很重要。2. 用作形式主语的的重要句型 (1) It + be + adj. for (of) sb to do sth 某人做某事It is hard for him to make up his mind. 他很难下定决心。It was foolish of her to say such a thing. 她说那样的话，真是太蠢了。【说明】介词 of 与 for 的区别是： of 用于指某人的性格、属性、特 征等，介词for表示对象，意为对来说”It takes

5、 sb +时间段+ to do sth.某人做某事花了 时间It takes years to master a new Ian guage要花多年的时间才能掌握一 门新的语言。【说明】此句型可以有以下多变种变体： It took me an hour to write the Ietter. =The Ietter took me an hour (to write). =I took an hour to write the Ietter. 我写这封信花了一个小时。(3) It is up to sb to do sth. 该由某人做某事It s up to you to to make

6、the choiC得.由你来作选择。 (4) it look (seem, appear, happe n, occur) that as if,似乎It seemed as though he didn t recogrf他似乎没认出我来。 If it were not for, / If it had n若不是e 因为r,If it were not for their help, we couldnt hadvifeficguoltieovs.er the四、it用作形式宾语 1.基本用法 当不定式、动名词、从句等复杂成分用作宾语且其后跟有宾语补足语 时，通常会在宾语补足语前使用形式宾语

7、，而将真正的宾语移至句末。其基本结构为 动词+it+宾语补足语+不定式(动名词或从句)”。女口：I find it difficult to do the job well. 我发现做好这件事不容易。2. 用作形式宾语的几个特殊结构 (1)动词+ it + that-从句。如：I like it that you came. 你来了，我很高兴。 【说明】能用于此结构的动词不多，常见的有 have, take, put, like 等。 (2)动词 + it + whe n (if)-从句。如：I dislike it when you whistle. 我不爱听你吹口哨 【说明】能用于此结构的

8、动词不多，常见的有 enjoy, hate, love, like, dislike, appreciate, prefer 等。 (3)动词 + prep + it + that-从句。如：See to it that you re not late注意而万不要再迟至叽 【说明】能用于此结构的动词不多，常见的有 see to, look to, insist on, stick to, depend on, answer for 等。 (4)动词+ it +介词短语+ that -从句。如：I owe it to you that I am still alive. 多亏有你我才仍然活着。

9、【说明】能用于此结构的动词不多，常见的有 take it for granted, bring it to sb s attention, owe 等o sb1. c on ti nue to the end2. take a rest3.on one s way back4. the capital of5. be attracted by坚持到最后休息一下厂在某人回去的路上的首都被吸引6. be filled with7. spe nd the summer8. c on sist of /be made up of9. a man-made lake10. all over the ar

10、ea充满避暑由组成 一个人工湖 遍及这个地区Il.step by step12.1 n differe nt shapes13.1 n stra nge shapes14. wish sb. a nice trip15. be ope n to16.in a hurry17. see . with one18. drag on dance19. get lost20. take up21. be well worth doing步一步地形态各异奇形怪状祝某人旅途愉快对开放匆忙地s own e亲s艮所见舞龙 迷路 占据很值得做某事语法： 一选择题1. Is necessary to take o

11、ff our shoes when we enter the lab?A. everyone B .this C. her D. it2. I don t think _ possible to master a foreign languagewithout much memory work.A. this B. thatC. itsD. it3. Alice received an invitation from her boss, came as a surprise.A. it B. thatC. whichD. he4. Does matter if he can t finish

12、the job on time?A. this B. thatC. heD. it5. Tom s mother kept telling him that he should work harder, but didn t helpA. heB. whichC. sheD. it6. The weather turned out to be very good, _ was more than we could expect.A. whatB. whichC. that D. it7. is a fact that English is being accepted as an intern

13、ational language.A. ThereB. ThisC. ThatD. It8. I hope there are enough glasses for each guest to have .A. itB. thoseC. themD. one9. I hate when people talk with their mouths full.A. itB. thatC. theseD. them10. electricity plays such an important part in our life?A. Why is it that B. Why is it C. Why it is that D. Why is that二填空题1. is well know to us all that the earth is round.2. doesn t matter much whether he ll co