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1、Learning Objectives(學(xué)習(xí)目標(biāo)學(xué)習(xí)目標(biāo)):By the end of this period, you will have been able to : 1.learn the basic use of it; 2. use it correctly and properly. The use of “it”Self-study請(qǐng)觀察下列句子，看看各句中的請(qǐng)觀察下列句子，看看各句中的it各指代什么，各指代什么，有何共同特征？有何共同特征？it用作用作人稱(chēng)代詞人稱(chēng)代詞：指代上文提到的：指代上文提到的_(例如句例如句_)或或_(例如句例如句_)。 小結(jié)小結(jié)1事物事物人人1. Wh
2、os it? It is me.2.Look at the picture. It is a picture of our school.213. Whose umbrella is that? Its Marys.4. Whats this? Its a rose. it用作用作指示代詞指示代詞：指代上文提到的：指代上文提到的_(例如句例如句_)或或_(例如句例如句_)。 that3this4小結(jié)小結(jié)25.It is half past eight now.6.Its only half an hours walk from here to our school.7. It is Frida
3、y today.8. It was a raining day .9. Its spring now.10. Its quiet in the caf. 11.It lies in the south of Shaoguan city.12. It is 40C ! You got a high fever!TimeDistanceWeatherdateSeasonCircumstanceit用作用作非人稱(chēng)代詞非人稱(chēng)代詞：指代上文提到的：指代上文提到的_、_、_、_、_、_ _等。等。 placetemperature 小結(jié)小結(jié)3時(shí)間時(shí)間 距離距離日期日期 季節(jié)季節(jié) 環(huán)境環(huán)境 地點(diǎn)地點(diǎn) 溫度溫
4、度Self-test1 Match the function of “it”1. Whats this? It is a box of apples. 2. It rained for three days.3. A tall man stood up and shook hands. It was Mr. Li.4. I hear you bought a new bike. Can you show it to me?5. Its three miles from here to the nearest garage.6. It was five oclock when we got ba
5、ck home yesterday.A.指天氣指天氣 B.指時(shí)間指時(shí)間 C.替代前面提到的事物替代前面提到的事物D.替代前面提到的人替代前面提到的人 E.指距離指距離 F.指代指代this/that1.it指代同名同物指代同名同物,特指特指 “這個(gè)這個(gè)”。 The story is interesting and I like it.2. that指代同名異物指代同名異物 ，為特指，為特指, 相當(dāng)于相當(dāng)于the 名詞名詞 。 The umbrella you bought is cheaper than that I bought. 3. one指代同名異物指代同名異物 ，為泛指。相當(dāng)于，為泛
6、指。相當(dāng)于aan名詞名詞 This dictionary is useful, so I want one.1. I cant find my watch. You havent found _?If you want to buy a new_.2. The population of China is larger than_ of any other country. 3. Im looking for a house. Id really like _ with a garden. 區(qū)別區(qū)別 it, that, oneoneitthatone13.It is hard for him
7、to finish the job tonight.14.It is kind of you to help me with the problem.15.It is no good cheating in the exam. 16.It was reported that a car accident happened.17.It was obvious that he told a lie.18.It is a pity that he is ill.it用作形式主語(yǔ)，替代作主語(yǔ)的從句用作形式主語(yǔ)，替代作主語(yǔ)的從句(例如句例如句_)、動(dòng)詞不定式動(dòng)詞不定式(例如句例如句_) 、動(dòng)詞、動(dòng)詞-i
8、ng短語(yǔ)短語(yǔ)(例如句例如句_) ，而把真正的主語(yǔ)置于句尾。，而把真正的主語(yǔ)置于句尾。16-1813-1415小結(jié)小結(jié)4形式主語(yǔ)形式主語(yǔ)真正的主語(yǔ)真正的主語(yǔ)1) It be adj. (for sb.) to do sth.此處此處adj. 通常為描述事件的形容詞通常為描述事件的形容詞: easy, difficult, necessary, important, possible, dangerous, useful, useless2) It be adj. of sb. to do sth.此處此處adj. 通常為描述人的形容詞通常為描述人的形容詞: kind , nice, rude,
9、polite,careful, careless,foolish, clever, wise, crazy3) It is + noun + 從句從句 It is a pity (a shame /an honor /a good thing/a fact /a surprise/. ) that . 4)Its no good/ use/pleasure doing It is no use cheating in the exam.It is clear ( obvious, true, possible, certain ) that .5)It is adj. + 從句從句It is
10、said (reported/believed.) that . 6)It is v-ed that it用作形式賓語(yǔ)，替代不定時(shí)，動(dòng)詞用作形式賓語(yǔ)，替代不定時(shí)，動(dòng)詞-ing短語(yǔ)或從句表示短語(yǔ)或從句表示的真正賓語(yǔ)。常用的動(dòng)詞有的真正賓語(yǔ)。常用的動(dòng)詞有think, believe, make, find, consider, feel等。等。 sb think/ believe/make it + adj /n + to do/ doing/ clause19.I think it no use arguing with him.20.I found it very interesting to
11、 study English.21.He made it clear that he would not go there.小結(jié)小結(jié)5Self-test2 Rewrite the sentences use “it”. 用用it改寫(xiě)下列句子改寫(xiě)下列句子1.To give up smoking is difficult.2. Learning without thinking is no use. 3. that you didnt see such a film was a pity.4. We think that it is our duty to clean classroom ever
12、y day. We think _ _ _ to clean classroom every day. 5. He felt that learning English well was important . He felt _ _ _ English well6. They found that that they would finish their work in two days was difficult. They found _ _ that they would finish their work in two days.It is difficult to give up
13、smoking.It is no use learning without thinking.It was a pity that you didnt see such a film.it our dutyit important learningit difficultPractice必做：必做：1.填空填空2.劃出劃出P18-19文章中含文章中含 “it”的句子的句子,并指出并指出it 的用法。的用法。選做：選做：翻譯翻譯Fill in the blanks with proper words. (必做必做)1. They have made _ a rule _(not smoke) i
14、n the room.2. _ worried her _ her hair was turning grey.3. It _(know) to all that the UK consists of four countries.4.Today is a beautiful day._ today.5. I hope to have a computer, but I cant afford to buy_.6. It is no use _(try) to persuade him because he wont take your advice.It is useless _(try)
15、to persuade him because he wont take your advice.tryingit not to smokeItthatknown It is a beautiful day one to try1)It is a beautiful day here and I am sitting under the big tree at the end of the garden. ( Line 1)2)It seems amazing that at my age I am fit enough to cycle 20 kilometers in an afterno
16、on. (Line2)3)Its my birthday in two weeks time. (Line 3)4)Your mother tells me that you started smoking some time ago and now you are finding it difficult to give it up.(Line 7)形式主語(yǔ)形式主語(yǔ)非人稱(chēng)代詞非人稱(chēng)代詞(time)人稱(chēng)代詞人稱(chēng)代詞(代替前面提到的代替前面提到的smoking)非人稱(chēng)代詞非人稱(chēng)代詞(weather)(weather)形式賓語(yǔ)形式賓語(yǔ)劃出劃出P18-19文章中含文章中含 “it”的句子的句子,并指
17、出并指出it 的用法的用法(必做必做)5)Believe me,I know how easy it is to begin smoking and how tough it is to stop. (Line 8)6)It was time to quit smoking. (Line 27)7)It might help you to stop and strengthen your resolve. (Line 29)8)It is not easy to stop smoking. (Line 1,Page 19)非人稱(chēng)代詞非人稱(chēng)代詞 (time)形式主語(yǔ)形式主語(yǔ)人稱(chēng)代詞人稱(chēng)代詞(指代
18、前面提到的指代前面提到的advice)形式主語(yǔ)形式主語(yǔ)Translate the sentences with it.（選做）（選做）1.我的書(shū)不見(jiàn)了，到處都找不到。我的書(shū)不見(jiàn)了，到處都找不到。2.哭是沒(méi)有用的?？奘菦](méi)有用的。3.據(jù)報(bào)道，這次事故有據(jù)報(bào)道，這次事故有3人死亡。人死亡。4.我發(fā)現(xiàn)學(xué)數(shù)學(xué)很難。我發(fā)現(xiàn)學(xué)數(shù)學(xué)很難。It is reported that 3 people died in the accident.My book is missing. I cant find it anywhere.It is no use crying.I find it difficult to learn math.Homework Rewrite the sentences of Ex.2 in text book(p21).
公開(kāi)課book6unit3 it的用法
