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The use of “it” (1),Unit 3 Grammar,Objective,The pronoun “it” is used frequently in English and has many different functions. To learn and use “it” properly.,语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出语言规则和语法规律。,Look at these sentences in the book.,It is a beautiful day here and I am sitting under the big tree at the end of the garden. It seems amazing that at my age I am still fit enough to cycle 20 kilometres in an afternoon. Its my birthday in two weeks time and Ill be 82 years old!,Believe me, I know how easy it is to begin smoking and how tough it is to stop. I was addicted in all three ways, so it was very difficult to quit. It is not easy to stop smoking, but millions have managed to quit and so can you.,Pay attention to the word “it”.,下面几个同学都谈到了北京和北京奥运会，你知道下面每句话中it都指什么吗？,It is important for me to be a volunteer in Beijing Olympic Games.,Its a pity I missed the Opening ceremony of Beijing Olympic Games.,Beijing is a beautiful city, isnt it?,It was a great surprise to me when I got a ticket of Beijing Olympic Games by chance.,It is only ten minutes walk to Birds Nest from my home.,从上面的话中我们看到it的用处很广，那it到底有什么用法呢？ 接下来我们就详细 地来讲解一下。,做形式主语 it 可以用作先行词作为句子的主语,而把句子的真正主语移到后面去, 可以移到后面的主语是： 不定式 句子的谓语可以是:,e.g. It is important to know your limitations. 知道自己的局限性是很重要的。 be + 名词； e.g. It is a good idea to have a little notebook handy. 手边有个小笔记本是个好主意。,be + 形容词；,be + 介词短语； e.g. It is against the law to do that. 这样做是违法的。 其他类型的谓语 e.g. It gives me great pleasure to see the movie. 观看电影让我很高兴。,2) 动名词 用no good, no use, great fun, a new experience等名词作表语； e.g. It is fun working for him. 为他工作很有意思。,也可用某些形容词作表语； e.g. Do you think it is worthwhile quarrelling with him? 你认为和他吵值得吗？ 其他的谓语形式。 e.g. Does it matter wasting a little money? 稍微浪费一点钱行吗？,3) 主语从句 可以是that引导的； e.g. It is strange that it hasnt been noticed before. 真奇怪, 它以前没有引起注意。 It is a wonder that he is still alive. 他居然还活着, 真是个奇迹。,It happened that the harvest was bad that year. 碰巧, 那年的收成不好。 It is said that an earthquake struck Japan. 据说日本发生了地震。,也可能是wh-词引导的 e.g. It is still a question how many people are to come. 多少个人会来, 还是个问题。 It is no business of yours where I spend my summer. 我在哪儿过夏天, 这不关你的事。,It remains to be seen whether it will do us harm or good. 此事对我们是好是坏尚待分晓。 It was clear enough what he meant. 他的意思很清楚。,当复合宾语中的宾语是不定式、动名词、宾语从句时, 往往把宾语放在它的补足语后面, 而用it作形式宾语, 放在宾语补足语之前。,e.g. I think it no use arguing with him. 我认为和他争吵没有用。,2. 作形式宾语,I found it very interesting to study English. 我发现学英语非常有趣。 He made it clear that he was not interested in this subject. 他非常清楚地表示他对这门学科不感兴趣。,e.g. The frog is not a warm-blood animal. Its a cold-blooded one.,3. 用作人称代词,代替前文提到的事物,4. 作为非人称代词,起指示代词的作用, 指一个人或事物 e.g. Who is knocking at the door? Its me. 2) 泛指天气 e.g. Its a warm sunny afternoon.,3) 泛指时间 e.g. It was nearly midnight when she came back. 4) 泛指环境 e.g. It is noisy here. 5) 泛指距离 e.g. It is half an hours walk to the city center.,5. 用于某些习语 make it 及时赶到; 成功; 办成 e.g. You can make it if you hurry. 如果你赶快还可以及时赶到。 You neednt worry; he will make it.你不必担心, 他会办到的。,catch it (口语) 被责骂; 受处罚 e.g. If I come home late Ill catch it from my mother. 如果我回家晚了, 我妈妈会骂我。 Youll catch it because of your carelessness. 你会因为你的不小心受处罚的。,6. 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。,As the busiest woman in Norton, she made _ her duty to look after all the other peoples affairs in that town. A. this B. that C. one D. it,2. _ is our belief that improvements in health care will lead to a stronger, more prosperous economy. A. As B. That C. This D. It,3. The doctor advised Vera strongly that she should take a holiday, but _ didnt help. A. it B. she C. which D. he 4. Id appreciate _ if you would like to teach me how to use the computer. A. that B. it C. this D. you,5. Catherine bought a postcard of the place she was visiting, addressed _ to _ and then posted it at the nearby post office. A. it; her B. it; herself C. herself; her D. herself; herself,Review,it的用法： 形式主语；形式宾语；人称代词；代替指示代词；非人称代词表示时间、日期、地点、天气、温度、距离、环境等；某些习语及习惯用法。,1. If I can help _, I dont like working late into the night. (2006全国II) A. so B. that C. it D. them,Quiz I: Multiple choice,2. He got his first book published. It turned out to be a bestseller. When was _? _ was in 2000 when he was still in college. (2007浙江) A. that; This B. this; It C. it; This D. that; It,3. I admired the painting, and Ed said he would like me to have _ as a gift from him. (2008四川延考区) A. one B. it C. this D. some,4. I like this house with a beautiful garden in front, but I dont have enough money to buy _. (2009四川) A. one B. it C. this D. that,5. Being a parent is not always easy, and being the parent of a child with special needs often carries with _ extra stress. (2009北京) A. it B. them C. one D. him,6. The fact that she was foreign made _ difficult for her to get a job in that country. (2010辽宁) A. so B. much C. that D. it 7. The doctor thought _ would be good for you to have a holiday. (2010全国II) A. this B. that C. one D. it,8. The employment rate has continued to rise in big cities thanks to the efforts of the local governments to increase _. (2011北京) A. them B. those C. it D. that,9. The two girls are so alike that strangers find _ difficult to tell one from the other. (2011山东) A. it B. them C. her D. that 10. We feel _ our duty to make our country a better place. (2011 天津) A. it B. this C. that D. one,11. Sarah made _ to the airport just in time to catch her plane this morning. (2012全国II) A. herself B. this C. that D. it 12. No matter where he is, he makes _ a rule to go for a walk before breakfast. (2012陕西) A. him B. this C. that D. it,13. New technologies have made _ possible to turn out new products faster and at a lower cost. (2012四川) A. that B. this C. one D. it,
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