高中英语 it的用法.unit3 a healthy life课件 新人教版选修6.ppt

1. The boy became fatter and fatter each day and made his parents sad. A. whichB. whatC. he D. it 2. Someone is ringing the doorbell. Go and see A.who is he B.who he is C.who is it D.who it isLife is like a fire; it begins in smoke, and ends in ashes.1. 用作人称代词用作人称代词 2. 用作非人称代词用作非人称代词 Read and analyze the sentences.It is Friday today.It was very cold last Monday. It is about 8:30 now.It is about 25km from Longxian to Bazi.It lies in the south of Shaoguan city.It is 40C ! You got a high fever!Conclusion: it 可以用作非人称代词可以用作非人称代词, 表示表示_,_, _, _, _, _等。等。dateweathertimedistanceplacetemperature 日期日期天气天气时间时间距离距离地点地点温度温度她回来时已接近午夜。她回来时已接近午夜。It was nearly midnight when she came back. 这里很吵。这里很吵。It is noisy here.今天很冷。今天很冷。It is very cold today.3. It 3. It 做形式主语做形式主语真正的主语可以是后面的：真正的主语可以是后面的：To do To do V-ing V-ing 主语从句主语从句 It is important to know your limitations. 知道自己的局限性是很重要的。 It is a good idea to have a little notebook handy. 手边有个小笔记本是个好主意。 It is against the law to do that. 这样做是违法的。 It gives me great pleasure to see the movie. 观看电影让我很高兴。It is no good/no use/great fun/worthwhile/a new experience doing sth. It is fun working for him. 为他工作很有意思。为他工作很有意思。Do you think it is worthwhile quarrelling with him？ 你认为和他吵值得吗？你认为和他吵值得吗？Talk about the following pictures, using It is no use/good doing sth 做做没有用没有用/不好不好It is fun doing sth 做做很有趣很有趣还想跑？还想跑？甭想！甭想！想追我想追我?没门没门！It is a wonder that he is still alive. 他居然还活着他居然还活着, 真是个奇迹。真是个奇迹。 It happened that the harvest was bad that year. 碰巧碰巧, 那年的收成不好。那年的收成不好。It is said that there was an earthquake in Japan. 据说日本发生了地震。据说日本发生了地震。It后主语从句（1）It + be + 名词 + that从句e.g. It is a pity/a fact/a wonder/no wonder that （2）It + be + 形容词 + that从句e.g. It is important/likely/possible/right that （3）It + 不及物动词 + that 从句e.g. It seems/happens/appears that（4） It + be + 动词的过去分词 + that从句e.g. It is said/believed/known/reported thatEx. 2 P21 4. It 做形式宾语做形式宾语 I found it very interesting to study English. 我发现学英语非常有趣。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那门学科不感兴趣。他非常清楚地表示他对那门学科不感兴趣。形式宾语2， 3， 4 金榜 P375.用于强调句中用于强调句中 e.g. It is Prof. Lin who teaches us English. (强调主语强调主语) It is English that Prof. Lin teaches us (强调宾语强调宾语) It was in Shanghai that I saw the film. (强调状语强调状语) It was in 2001 that I went to university. (强调状语强调状语)Prof. Lin teaches us English6.用于特殊句型中用于特殊句型中 6. 用于某些习语用于某些习语 make it 及时赶到及时赶到;成功成功;办成办成 e.g. You can make it if you hurry. 如如果你赶快还可以及时赶到。果你赶快还可以及时赶到。 You neednt worry; he will make it.你不必担心你不必担心, 他会办到的。他会办到的。catch it 被责骂被责骂; 受处罚受处罚e.g. If I come home late Ill catch it from my mother. 如如果我回家晚了果我回家晚了, 我妈妈会骂我。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。你会因为你的不小心受处罚的。7. It的一些习惯用法的一些习惯用法uHow is it with your study? 学习好吗？学习好吗？uThats it . 这就对了。这就对了。uIt went hard with him. 他身遇不幸。他身遇不幸。uIt is all over with me. 我完蛋了。我完蛋了。uWe must fight it out.我们必须坚持到底。我们必须坚持到底。uI cant help it. 我没有办法。我没有办法。 It is never too old to learn. 活到老活到老, 学到老。学到老。 It is easier to fall than to rise. 摔倒容易爬起来难。摔倒容易爬起来难。 It is no use crying over spilt (溢出的溢出的) milk. 覆水难收。覆水难收。 It never rains but it pours(泼水泼水). 不鸣则已不鸣则已, 一鸣惊人。一鸣惊人。Proverbs(谚语谚语) with “It” It is easy to open a shop but hard to keep it always open. 创业容易守业难。创业容易守业难。 It takes three generations (代代) to make a gentleman. 十年树木十年树木, 百年树人。百年树人。Translation 1.帮助我你真是太善良了。帮助我你真是太善良了。 Its kind of you to help me.2.每天做早锻炼有益于身体健康。每天做早锻炼有益于身体健康。Its good for us to do morning exercises every day. = It does us good to do morning exercises every day. 3.我们认为帮助灾区的人民抗风雪暴是我们的职责。我们认为帮助灾区的人民抗风雪暴是我们的职责。 We feel it our duty to help the people in disaster-stricken areas to fight against the snow storm.4.三天之后他将要回来。三天之后他将要回来。 It will be 3 days before he comes back.5.在英国懂得英语是非常重要的在英国懂得英语是非常重要的. It seems very important that you know English in Britain. 6.碰巧我看过这部电影碰巧我看过这部电影It happens that I have seen this film.7.据说这位电影明星已经到了杭州。据说这位电影明星已经到了杭州。 It is reported that the movie star has arrived in Hangzhou. = The movie star is reported to have arrived in Hangzhou.8.他的腿是在哪里受伤的？他的腿是在哪里受伤的？Where was it that he got his legs hurt?9.因为下雨的原因我们推迟了运动会。因为下雨的原因我们推迟了运动会。 It is because of the rain that we put off the sports meet. 10.是什么阻止他来的？是什么阻止他来的？What is it that prevents him from coming on time?高考链接高考链接1. He didnt make _ clear when and where the meeting would be held. (天津天津2007) A. this B. that C. it D. these 2. _ is our belief that improvements in health care will lead to a stronger, more prosperous economy. (浙江浙江2006)A. As B. ThatC. This D. ItCD3. The doctor advised Vera strongly that she should take a holiday, but _ didnt help. (2005全国全国)A. it B. she C. which D. he4. Id appreciate _ if you would like to teach me how to use the computer. (山东山东2006)A. thatB. it C. this D. youAB5. It was _ he came back from Africa that year_ he met the girl he would like to marry. (江西江西2009)A. when; then B. not; untilC. not until; that D. olny, when6. It was along the Missippi River _Mark Twain spent much of hid childhood.(天津天津2008)A. how B. which C. that D. whereC C 改错改错 You wont find difficult to get to the city center. (2004全国全国)2. I know there is not easy to be a teacher. (2004湖北湖北)3. This is not surprising that the Silver Ghost was regarded as “the best car in the world”.find后加后加itthere itThis ItExercises:1. I hate _ when people talk with their mouths full. A. it B. that C.these D. them 2. In which play is _ your brother will appear? A. that where B. this when C. it that D. it where3. _ the harder you work, the better result youll get. A. Its believed that B. What we believed that C. Its fact D. What the fact isACA4. Nothing can stop us, _? A. cant it B. can it C. cant we D. can we5. -Can you tell us how the war was won in the end ? - I dont know, _. A. Its hard to say B. It doesnt matter C. Its no use saying D. It depends on the workBA6. Does _ matter a lot whether she will come here by bus or by taxi? A. The thing B. that C. it D. her mother7. -Listen! Someone is unlocking the goods. -_ must be your father coming back from Beijing. A. It B. There C. That D. ThisCA8. -Have you written a letter to her ? -No, but Im going to write _ tonight. A. it B. that C. those D. one9. - Are they coming to the meeting? - _. A. I know so B. I am sure so C. I am sure of it D. I question it10. _ now pretty late, we took candles and went upstairs. A. Being B. For C. For being D. It beingDAD11. The teacher told the students _. A. why to learn English important B. why was it important to learn English C. why it important to learn English D. why it was important to learn English12. The TV sets made in China are much better than _ in Japan. A. that B. those C. them D. itDB13. Our food and service are better than _ used to be. A. It B. we C. they D. them14. -Im looking for a flat. -Would you like _ with _ garden? A. it; the B. it; a C. one; a D. one; the15. _ four years since I joined the Army. A. It was B. It is C. There is D. There wasCCBTell the function of “it”: Its difficult to remember all their names.2. Its very quiet in the caf. 3. It rained for three days.4. He made it clear that he didnt want to speak to me.5. It was nice to meet you. 形式主语形式主语, 代替代替CircumstanceWeather形式宾语形式宾语, 代替代替形式主语形式主语, 代替代替6. It was on Tuesday that Smith came.7. Its three miles from here to the nearest garage.8. A tall man stood up and shook hands. It was captain Lawrie.9. I hear you bought a new bike. Can you show it to me?用于强调句型中用于强调句型中Distance人称代词人称代词, 代表前面提到的人代表前面提到的人人称代词人称代词, 代表前面提到的物代表前面提到的物10. It was five oclock when we got back home yesterday.11. It was dirty and wet below the ship where the slaves were kept. 12. It was on this coast that lots of his people disappeared. 13. It was most likely that one third of them had lost their lives.TimeCircumstance用于强调句型用于强调句型作引导词作引导词, 在句中作形式主语在句中作形式主语, 代替后面的从句代替后面的从句