1、彭泽一中高中英语高考复习教学课件,彭泽一中 赵万 2018.10.26,it的用法、常用句型及高考改错之十大典型,知识梳理,it可以作代词（如人称代词、非人称代词）和引导词，也可以用于强调句式中，还可以用于一些固定表达中。一、it作代词 1. 用作人称代词，指代：上文提到过的人、事、物或情况等；婴儿、性别不明或没必要区分性别的人或动物。此外，it也可指代未知的人。如： In my opinion, life in the twenty-first century is much easier than it was used to.,Someone is ringing the doorbel
2、l. Go and see who it is. Its John on the phone.2. 用作非人称代词，指时间、天气、距离或自然现象等。如： It is only half an hours walk to the hospital. Its about two kilometers from here to the station. It is raining heavily outside.,二、it作引导词 1. it作形式主语的常用句型 “It + be +名词+主语从句”中从句谓语常用“（should +）动词原形”。常用于本句型的主要有a pity, a shame,
3、no wonder, no accident等。如： It is a great pity that he should be so greedy. It is a shame that he should attempt to injure the reputation of an honest man. It was no accident that such a book should appear in the 18th century. “It + be +形容词+主语从句”中从句谓语常用“（should +）动词原形（或完成时）”。常用于本句型的形容词主要有impossible,
4、strange,surprising等。如： It is impossible that it should be a mere coincidence. Its strange that she should have been arrested for stealing. It was surprising that he should have finished writing a novel in only twenty days. “It +动词（+宾语或状语）+主语从句”。常用于本句型的动词主要有please, happen等。如： It pleased me very much
5、that he succeeded.,It pleases me that he should want to talk with me. It so happened that he had just left for Tianjin. “It +动词的被动语态+主语从句”。常用于本句型的动词主要有accept, admit, allow, announce等。如： Its accepted that the universe is endless. It is generally admitted that he is a trustworthy person. It was announ
6、ced that all prisoners would be set free.,2. it作形式宾语根据句子结构的需要，人们常用it作形式宾语，而将真正的宾语放在宾语补足语后。常用于这种句型的动词有believe, bring, consider, declare, feel, find, make, prove, think等。如： I find it amazing that anyone would want to listen to that music. I dont think it possible to master a foreign language within 3
7、months. I found it worthwhile reading this book.,it作形式宾语的常用句型： 1）动词+ it + if / when从句 当enjoy, like, dislike, love, hate, prefer, appreciate等动词后需要接一个if或when引导的从句时，需要在动词后接it作形式宾语。如：She wont like it if you arrive late. He hates it when people use his bike. Id prefer it if I didnt have to do so much wor
8、k. I would appreciate it very much if you would help me with it.,2）动词+介词+ it + that从句 能用于此句型的主要有：depend on, answer for, see to。如： You may depend on it that he will turn up in time. I cant answer for it that the boy is honest. Ill see to it that all these letters will be sent to the post before twelv
9、e.,三、it用于强调句型中 强调句型可以对句中除谓语动词以外的成分加以强调。 四、it用在一些固定表达中 As someone puts it, . 像某人所说的那样 Please see to it that . 请务必 When it comes to . 当提到时 It looks / seems as if . 看起来好像 Its time for sth. 该做某事了 Its time (for sb.) to do sth. （某人）该干某事了 It is (high) time that . （早就）该 Its first / second / third / . time +
10、 that . 这是某人第几次干某事（从句谓语用现在完成时）,It is / has been +一段时间+ since . 自从已经； It wasnt / wont be long before . 没过多久就 / 很快 Its + 时间段 + before . 过时间才 五、it与one的区别 两者均可代替前面提到的事物，区别是：it指的是与前面已提到的事物为同一物，此时的it等于“the +名词”；而one 指的是与前面已提到的事物为同一类物，此时的one等于“a +名词”。如： I have a dictionary but Ive lent it to Mary. I havent
11、 a dictionary; can you lend me one?,巩固练习,I. 选用括号内合适的词填空。 1. It was only after she had begun to carry out the task _ (that, when) Mary realized it was extremely difficult to complete. 2. _ (It, As) is our belief that we can make a good life if we work hard. 3. _ (It, What) is suggested that parents s
12、hould pay more attention to their childrens inner world.,that,It,It,4. As a matter of fact, _ (that, it) is not failure itself, but what we think of failure and what we do afterwards that counts. 5. Do you still drive your Ford car?No, I sold _ (it, that) two years ago. 6. You must keep _ (it, what)
13、 in mind that you can never be too careful when proofreading the newspaper. 7. Will _ (that, it) be convenient for you to start work tomorrow?,it,it,it,it,8. _ (There, It) is no doubt that the visiting team, which has better players, will win the match. 9. I dont think I can work out the maths probl
14、em. Its too difficult.Think it over, and perhaps you will make _ (it, that).,There,it,II. 用there或it的正确形式填空。 1. During my stay there I made _ a rule not to eat fatty foods. 2. Id appreciate _ if you could help me find out the reason why the computer doesnt work. 3. I kept telling Mary not to stay up
15、too late any more, but _ didnt help. 4. _ is an urgent need for qualified teachers. 5. I like _ when I am with people like Mr. Ma, who is always willing to help others.,it,it,it,There,it,6. Who is making loud noises outside the window?_ is Tom, my neighbours son. 7. _ was no point in staying any lon
16、ger. 8. Im as good a cook as she is except when _ comes to making pizza. 9. I have no idea who _ was that taught me the trick, which helped me to solve the problem. 10. _ is a hard job for such a little boy to carry the heavy box upstairs. Lets give him a hand.,It,There,it,it,It,III. 选择正确的词完成下面短文。,i
17、t, these, that, what, the,Do you have a drawer or a box of your special stuff? 1. _ may look like junk to anybody else, but to you 2. _ may be very important. Maybe 3. _ is your set of last years hockey cards, a bottle top you hoped would show the winning number, the smoothest pebbles you could find
18、 on the beach, and your class photo. If you have kept things like 4. _, then you are a collector! Some people might call 5. _ collection junk,it,it,It,these,the,but you can call 6. _ MEMORABILIA (MEM-or-a-BILLY-a) (值得纪念的事物). That sounds more impressive, doesnt 7. _? If you think about 8. _ happens w
19、hen you look through your collection, you might guess what memorabilia are. Sometimes just looking at one of your special things helps to trigger (触发) a memory of how you got 9. _. In most kinds of collections 10. _ is easy to see how the items belong together.,it,it,what,it,it,If you collect stamps
20、, anybody can see how they make a collection. 11. _ is not so easy for somebody else to understand how your memorabilia make a collection. Thats why other people think they are junk. But they do belong together because they are all part of your life. They are part of that special something 12. _ mak
21、es you different from anybody else.,It,that,真题再现,从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。 1. Sarah made _ to the airport just in time to catch her plane this morning. (2012大纲全国卷II)A. herself B. this C. that D. it,2. New technologies have made _ possible to turn out new products faster and at a lower cost. (四川2
22、012)A. that B. this C. one D. it 3. The employment rate has continued to rise in big cities thanks to the efforts of the local governments to increase _. (北京2011)A. them B. those C. it D. that,4. Why dont you bring _ to his attention that youre too ill to work on? (江西2011)A. that B. it C. this D. hi
23、m,高考语法改错,之it的用法,做形式主语 作形式宾语 用于强调结构 用作人称代词 作为非人称代词 习惯用法,1. It is honest for you to tell me the truth.,it十大典型错误例析,of,Its kind/nice of sb. to do sth,【改错】,_,Its important/necessary for sb. to do sth,2. It is great importance to protect the environment.,it十大典型错误例析,of,It is very important to do sth.,【改错】,
24、3. It was clear they had no desire for peace.,it十大典型错误例析,that,It is + 形容词 + that,【改错】,做形式主语,4. It is illegal drive a car without a license.,it十大典型错误例析,to,It is + 形容词 + to do sth.,【改错】,做形式主语,5. It is no doubt that he will study abroad.,it十大典型错误例析,There,There is no doubt/possibility /chance等常常引出同位语从句，
25、进一步说明doubt, possibility, chance等中心词的具体内容。,【改错】,对比：Its no wonder (that)没什么奇怪。,与there be结构的惯用句型的区别,61. I find this difficult to remember so many grammars.,it十大典型错误例析,it,find it + adj. + to do sth.,【改错】,形式宾语,62. No matter where he is，he makes a rule to go for a walk before breakfast.,it十大典型错误例析,it,make
26、 it a rule to do sth.养成做某事的习惯，该结构中it为形式宾语，真正的宾语是动词不定式to go for a walk,【改错】,形式宾语,7. I hate so when the weather in Changsha becomes freezing cold because there is no heater inside.,it十大典型错误例析,it,句意为：我讨厌长沙天气很冷的时候，因为室内没有暖气。 有些动词如like，appreciate，dislike，hate等习惯上先用it作形式宾语，再接一个宾语从句。,【改错】,固定结构,8.You may dep
27、end on that they will support you.,it十大典型错误例析,it,固定结构depend on it that. 表示“相信某事”，it为形式宾语。,【改错】,固定结构,9. If youre buying todays paper from the stand，could you get it for me？,it十大典型错误例析,one,paper作“报纸”讲时是可 数名词。结合情景，说话人要对方给自己捎一份报纸，也就是a paper，而与此相对应的就是one。句意为：如果你要从书报摊买今天的报纸，你能给我买一份吗？,【改错】,_,10. That is ha
28、lf an hours walk to the city center.,it十大典型错误例析,It,注意！,It作为非人称代词,泛指距离,【改错】,_,非人称代词it,作为非人称代词,1)起指示代词的作用， 指一个人或事物 Who is knocking at the door？ 2) 泛指天气 今天阳光灿烂。 Its sunny today. 3) 泛指时间 她回来时已经快半夜了。 It was nearly midnight when she came back.,Its me.,4) 泛指环境 这里很吵。 It is noisy here. 5) 泛指距离 去市中心要走半个小时的路。
29、It is half an hours walk to the city center.,11. If I can help that，I dont like working late into the night. （全国卷I06-26）,it十大典型错误例析,it,It的一些习惯用法 意思是“如果我有办法的话，我可不喜欢工作到深夜。” I cant help it. 我没有办法。,【改错】,_,It的一些习惯用法,It的一些习惯用法 How is it with your study? 学习好吗？ Thats it . 这就对了。 It went hard with him. 他身遇不幸。 It is all over with me. 我完蛋了。 We must fight it out.我们必须坚持到底。 I cant help it. 我没有办法。,
