Book Unit grammar it用法PPT學(xué)習(xí)教案

1、會(huì)計(jì)學(xué)1Book Unit grammar it用法用法1.It is easier to fall than to rise. 摔倒容易爬起難。摔倒容易爬起難。2.It takes two to make a quarrel. 一個(gè)巴掌拍不響。一個(gè)巴掌拍不響。3.Its never too late to learn. 活到老，學(xué)到老?；畹嚼希瑢W(xué)到老。4.Its no use crying over spilt milk. 覆水難收。覆水難收。5.It never rains but it pours. 禍不單行。禍不單行。6.It takes all sorts (to make the

2、world). 世界之大無(wú)奇不有。世界之大無(wú)奇不有。Proverbs(諺語(yǔ)) with “It”第1頁(yè)/共40頁(yè)1).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 afternoon. (Line2) 3).Its my birthday in two weeks time. (Line

3、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)非人稱代詞非人稱代詞(time)人稱代詞人稱代詞(代替前面提到的代替前面提到的smoking)非人稱代詞非人稱代詞(time)形式賓語(yǔ)形式賓語(yǔ)第2頁(yè)/共40頁(yè)8).It is not easy to stop smoking. (Line 1,Page 19)非人稱代詞非人稱代詞(time)形式主語(yǔ)形式主語(yǔ)人稱代詞人稱代詞(指代前文

4、提到的指代前文提到的advice)形式主語(yǔ)形式主語(yǔ)第3頁(yè)/共40頁(yè)It 用法歸納用法歸納一人稱代詞一人稱代詞:_;二二 非人稱代詞非人稱代詞:_;三三 形式主形式主/賓語(yǔ)賓語(yǔ)(其真正主或者賓其真正主或者賓語(yǔ)是語(yǔ)是:_)表時(shí)間表時(shí)間,天氣天氣,距離距離等等v-ing,to do,主語(yǔ)從句主語(yǔ)從句第4頁(yè)/共40頁(yè)It that some young people think they look attractive when they smoke.第5頁(yè)/共40頁(yè)It that smoking causes cancer.It 第6頁(yè)/共40頁(yè)It that he got into the hab

5、it of smoking at such an early age.第7頁(yè)/共40頁(yè)It It It It 第8頁(yè)/共40頁(yè)it作形式主語(yǔ)的句型常見(jiàn)的有作形式主語(yǔ)的句型常見(jiàn)的有：2. It is clear (likely/obvious/true/possible/certain.) that 3. It is said (reported/believed/announced/hoped.) that 4. It is suggested (ordered/demanded/insisted/ commanded. ) that 主語(yǔ)主語(yǔ)+(should) do5. It is a pi

6、ty (shame/duty/fact/honor/no surprise.) that6. It happens (seems/looks/appears/turns out ) that7. It doesnt matter / makes no difference +wh-/how8. It takes sb. . to do sth9. It is no good (use) / a waste of time (money) doing sth It looks ( seems ) as if歸納歸納1. It is adj. (for sb./ of sb.) to do 第9頁(yè)

7、/共40頁(yè)Iit a rule .it 第10頁(yè)/共40頁(yè)I it unlikely that Ill get a job.it 第11頁(yè)/共40頁(yè)I it a rule .it it I it a great honour .I it unlikely .it作形式賓語(yǔ)的常見(jiàn)句式作形式賓語(yǔ)的常見(jiàn)句式歸納歸納第12頁(yè)/共40頁(yè)it it 第13頁(yè)/共40頁(yè)5. I like it .3. Most people dislike it .4. I just love it ! 1. We would appreciate it .2. I hate it .it用在表示用在表示好惡好惡的動(dòng)詞后面

8、，代替賓語(yǔ)從的動(dòng)詞后面，代替賓語(yǔ)從句。句。第14頁(yè)/共40頁(yè)第15頁(yè)/共40頁(yè)it 第16頁(yè)/共40頁(yè)第17頁(yè)/共40頁(yè)第18頁(yè)/共40頁(yè)改錯(cuò)改錯(cuò) (必做必做)1. You wont find difficult to get to the city center. (2004全國(guó)全國(guó))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”. it Itit第

9、19頁(yè)/共40頁(yè)like itmaking it第20頁(yè)/共40頁(yè)It isappreciate itmade it第21頁(yè)/共40頁(yè)makes it a rulemade it possiblefeel it our duty第22頁(yè)/共40頁(yè) itwhat ones thatitit第23頁(yè)/共40頁(yè)It was with a strong belief that Martin Luther king led mang movements against racial discrimination.第24頁(yè)/共40頁(yè)III. 強(qiáng)調(diào)結(jié)構(gòu)中的it（emphatic structure ）It

10、is/was + 被強(qiáng)調(diào)部分 + that/who.+其他成分I met Tom in the street yesterday.強(qiáng)調(diào)結(jié)構(gòu)的一般疑問(wèn)句型： Is/was + it + 所強(qiáng)調(diào)的部分 + that / who?Was it you that met Tom in the stress yesterday?強(qiáng)調(diào)結(jié)構(gòu)的特殊疑問(wèn)句型： 疑問(wèn)詞 + is/was + it + that/who? Who was it that you met in the street yesterday?Where was it that you met Tom yesterday?第25頁(yè)/共40頁(yè)

11、.notuntil.句式用于強(qiáng)調(diào)句型要注意 否定詞 not 前移構(gòu)成：It is/was not until + 被強(qiáng)調(diào)部分 + that .I didt go to bad until 10 oclock yesterday evening.It was not until 10 oclock yesterday evening that I went to bed.I didnt realize she was a famous film star until she took off her dark glasses.It was not until she took off her d

12、ark glasses that I realized she was a famous film star.第26頁(yè)/共40頁(yè)3.It is no use (和他們爭(zhēng)論這一問(wèn)題), you are simply wasting time. (argue) 6.His parents managed to (使成為可能 ) for him to go abroad. (possible)4._（不要緊/沒(méi)關(guān)系）whether we go together or separately.( matter)7. According to the witnesses, it was at two oc

13、lock ( 該事故 發(fā)生 ). ( happen )1. ( 正在下雨 ) when they left the station.( rain )2. ( 對(duì)他來(lái)講很困難 ) to study two languages. ( difficult )8. ( 正是在這片耕地上 ) that the farmers produce food for the whole population of China. ( farmland )10. It ( 直到他們聯(lián)手 ) that they achieved their goals.( join )9.It ( 直到1920 年) that re

14、gular radio broadcasts began. ( until)5. (普遍認(rèn)為)that Chinas fast development in economy will benefit many countries in the world.( generally, believe ) It was rainingIt is difficult for himarguing with themIt doesnt matterIt is widely believedmake it possiblethat the accident happenedIt was on this f

15、armlandIt was on this farmland was not until 1920 was not until they joined hands第27頁(yè)/共40頁(yè)it作形式賓語(yǔ)的常見(jiàn)句式作形式賓語(yǔ)的常見(jiàn)句式為了記憶方便我們把該句型總結(jié)為為了記憶方便我們把該句型總結(jié)為5123結(jié)構(gòu)結(jié)構(gòu)。 5指主句中常用的動(dòng)詞：指主句中常用的動(dòng)詞：think,make,find, consider,feel； 1指的是形式賓語(yǔ)指的是形式賓語(yǔ)it； 2指的是賓補(bǔ)的兩種形式：指的是賓補(bǔ)的兩種形式：形容詞或名詞；形容詞或名詞； 3指的是真正賓語(yǔ)的三種形式：指的是真正賓語(yǔ)的三種形式：不定式短語(yǔ)，動(dòng)名詞短語(yǔ)

16、不定式短語(yǔ)，動(dòng)名詞短語(yǔ) 或從句?；驈木洹e think it our duty to take good care of the old. He felt it a waste of time listening to such lectures. They found it difficult that they would finish their work in two days. 歸納歸納第28頁(yè)/共40頁(yè)形式主語(yǔ)形式主語(yǔ)1).Its no use cheating in the test .2).Its believed that you cheated in the test.3

17、).It was wrong to cheat in the test.Learning and Summary(句型歸納句型歸納):It is/was+_或或_或或_+ _. _. _. n p.p. v-ing that-clause to do sth adj.第29頁(yè)/共40頁(yè)久才.It is/has been years/days since sb did sthIt was/had been years/days since sb had done sth第30頁(yè)/共40頁(yè)用用it改寫(xiě)下列句子改寫(xiě)下列句子(必做必做)1).Giving up smoking is difficult

18、.(Its.) 2).Most people believe smoking causes cancer.(It is believed.) 3).The night was dark and stormy when the man started his journey.(It was a.) 4).Dont quit on stressful day.(Its no use.)Its difficult to give up smoking.Its believed that smoking causes cancer.It was a dark and stormy night when

19、 the man started his journey.Its no use quitting on stressful day.第31頁(yè)/共40頁(yè)選擇題選擇題 (compulsory必做必做)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

20、economy. (浙江浙江2006)A. As B. ThatC. This D. ItCD第32頁(yè)/共40頁(yè)3. The doctor advised Vera strongly that she should take a holiday, but _ didnt help. (2005全國(guó)全國(guó))A. it B. she C. which D. he4. Id appreciate _ if you would like to teach me how to use the computer. (山東山東2006)A. thatB. it C. this D. youAB第33頁(yè)/共40

21、頁(yè)5. -Im looking for a flat.(江西江西 2009) -Would you like _ with _ garden? A. it; the B. it; a C. one; a D. one; the6. It was along the Missippi River _Mark Twain spent much of his childhood.(天津天津2008)A. how B. which C. that D. whereC C 第34頁(yè)/共40頁(yè)改錯(cuò)改錯(cuò) (必做必做)1. You wont find difficult to get to the city center. (2004全國(guó)全國(guó))2. I know there is not ea