代词it用法-公开课

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,It, it , it , it, it?,Learning aims:,1. Learn,the,basic usage of the pronoun it,.,2.Trytouse,it,indifferent languagesituations.,3. Master some sentence patterns of it.,It,is never too old to learn.,活到老,学到老。,It,is no use crying over spilt milk.,It,never rains but it pours.,It,is easier to fall than to rise.,Proverbs with,i,t,摔倒容易爬起来难。(学坏容易学好难),覆水难收。,不鸣则已, 一鸣惊人。,The use of it,用作代词,(,pronoun,),做形式主语,(,formal subject,),作形式宾语,(,formal object,),强调,句型,(,emphatic sentence,),几个常用句型,习惯用法,(,idioms,),-What do you think of the,cartoon,?,-,It,s,one of the best,ones,that Ive seen.,Miss,Shen is m,y m,ummy,.,It,s,my little,girl,.,Whos the lovely baby?,It,can be used as,personal,pronouns,(人称代词), referring to,the person, animal or matter,mentioned above,or the person,who you are not,sure of,sex,.,summary,1,高考再现,He asked his teacher, “Sir,the water is awful.,Why did you pretended to like_38_?”,(,2010年广东,),it,It,is December 12,today,and,it,is,a sunny day,.,The l,azy,sheep,decide,s,to go for a walk to the park, though,it,i,s two miles away,.,It,l,ies in the south of the Sheep Village,.,Read the passage,and pay attention to,it,It,is winter,now and,it,is 15,C,.,It,s about 10 a.m.,and,it,is quiet,in the park, so the lazy sheep falls asleep in the park. Unluckily, the big big Wolf gets close to him and catches him. Help!,it,can be used as,im,personal,pronouns,(非人称代词), referring to,not exact things but,_,_,_, _, _, _, _,_,etc.,date,weather,time,distance,place,temperature,s,eason,c,ircumstance,Summary 2,1.,Whose umbrella is,that,?,It,s Marys.,2.,Whats,this,?,It,s a rose.,it,can be used as,demonstrative,pronoun,(指示代词),referring to,this,or,that,.,Summary 3,Fill in the blanks with,one, ones, it, that, those,.,(1) I cant find my watch.,You havent found _?If you want to buy a new _, I suggest you buy _ made in China.,(2) Weve got a big cup and two small _.,(3)The weight of an elephant is much greater than _ of a tiger.,(4)The books on the first shelf are easier than _ on the second shelf.,(5)The boy told his story and _ of the girl upstairs.,it,one,one,ones,that,those/ the ones,that,Conclusion:,指代上文提过的事物时, it指的是同名同物, 相当于the名词；,one指的是同名异物, 表示单数可数名词；复数形式用ones；,that后面常有后置定语, 有特指意义, 代替不可数名词或单数可数名词；,复数名词用those，相当于the ones。,It,+ be + adj.n.,p.p.,+,(,for sb.,),to do sth.,doing sth.,clause,Sentence,pattern:,formal subject (形式主语),It was so comfortable to walk on the grass.,It is said that Wang Lihong got married.,It is no good cheating in the exam.,It,+ be +,adj./n./,p.p.,+,clause,It is,clear,( obvious, true, possible, certain.),that .,It is,important,( necessary, strange, natural.),that .,(should do),It is,a pity,( a shame, an honor . ),that .,It is,said,(reported, believed, known, learned.),that .,It is,suggested,(ordered, demanded, insisted, commanded. ),that .,(should do),It is true that,to live a better life we have to accelerate the development of economy. But,it is also important that,we,should do,more to protect our environment.,It is a pity that,many people dont realize the significance of environmental protection.,It is known to us all that,how you treat life, and how life treats you. Therefore,it is suggested that,everyone,should do,a bit to contribute to the beauty of our motherland.,Translation,自11月8日起，本年度强度最大的台风“海燕”肆虐菲律宾。,据报导,“海燕”的最快时速达到每小时260千米。,很遗憾,这次台风带来极大的破坏，,显然,至少有1万人丧生。将食品和水送到灾区是,十分必要的,。,Since November 8th, Haiyan, the strongest typhoon in the world so far this year, has hit the Philippines.,It is reported that,the fastest speed of Haiyan is/reaches 260km per hour.,It is a pity that,the typhoon has caused serious/great damages. And,it,i,s clear,/obvious,that,at least 10,000 people,were,killed by Typhoon Haiyan.,Therefore,it is important that,food and water,should be sent,to the disaster-stricken areas.,it,used as formal object,(形式宾语),sb. +,think/find/consider/make,+,it,+,adj. /n.,+ to do/,doing/,clause,sb. +,like/love/enjoy/hate/appreciate,+,it,+,when/if,sb,. +,keep/bear,it,in mind/take,it,for granted that,Sentence patterns:,make,clear,find possible,S,+,think +,it,+ necessary +,(,for sb.,),to do,/doing,/clause,feel important, ,Sentence patterns:,形式宾语,a rule,S,+ V +,it,+,ones duty + ( for sb. ) to do,/doing,/clause,an honor,S + V +,it,+,no good + doing sth.,no use,Rewrite the sentences.,1. We think that it is our duty to clean our classroom every day.,We think,_,_,_,to clean our classroom every day.,2.,He felt that learning English well was important .,He felt,_ _,_,English well,.,3. 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 our duty,it important learning,it difficult,Translation,我,觉得,学习英语,很有趣,，但他却,明确表示,他对这个学科不感兴趣。我,认为,和他争执,没有用,。,我想,好好学习,是我们的责任,，因此,我们约定,每天早晨读英语。,I _ to study English, but he_ he is not interested in this subject. I _ arguing with him. I_ to study hard, so we _ to read English in the morning everyday.,find it very interesting,makes it clear that,think it no use,feel it our duty,make it a rule,sb. +,like/love/enjoy/hate/appreciate,+,it,+,when,/if,it用在不能直接跟宾语从句的动词,尤其是表示好恶的动词后面。如：,I,hate it,when,I have to,get up early in the morning,.,高考真题,1. I like it in the autumn _ the weather is clear and bright.,A. that B. when C. what D. how,2. I would appreciate it _ you call back this afternoon for the doctor,s appointment.,A. until,B. if,C. when,D. that,sb,. +,keep/bear,it,in mind/take,it,for granted that,Dont,take it for granted that,the goats will come here,!,Go and catch them!,I should,keep it in mind that,the pleasant goat is tricky. I will be back!,Reading,Advice from Grandad,A healthy life,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),It,s 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),形式主语,非人称代词(time),人称代词(代替前面提到的smoking),非人称代词(weather),形式宾语,5)Believe me,I know how easy,it,is,to begin smoking,and how tough,it,is,to stop,. (Line 8),6),I,t,was,time,to quit smoking. (Line 27),7),It,(the advice) might help you to stop and strengthen your resolve. (Line 29),8),It,is not easy,to stop smoking,. (Line 1,Page 19),非人称代词 (,time,),形式主语,人称代词(指代前面提到的advice),形式主语,口诀：,代词 it 本意它, 既可指这又指那;,时间天气均可指, 谈到距离也用它;,形式主宾均可做, 四个句型别忘了。,Sum Up,1.Complete the following exercises.,2.Finish exercise 2 on Page 21.,Homework,Grammatical filling or choosing the best answer,1. Ittookusoveranhour_(walk),alongthestreet.,2. Ithinkitagreathonor_(invite) tovisityourcountry.,3.,Itsdemandedthatwe_(notgo) thereonfoot.,4.,Itisimportantthatshe_(speak) withMrWilliamsimmediately.,5.,IntheUnitedStates,bustraveldoesntcostmuchas,traintravel,_?,A.donttheyB.doesit C.dotheyD.doesntit,6,.,Someone is ringing the doorbell. Go and see_.,A. who is he B. who he is,C. who is it,D. who it is,to talk,to be invited,(should) not go,should speak,7,.,Itisrainingcatsanddogs.,_.,A.,Soitis,B.,Soisit,C.,NeitheritisD.,Neitherisit,8,._raininghardfor3hourswithoutstopping.,A.Itis,B.,Itwas,C.IthasbeenD.,Ithadbeen,9,. Itisimportant_theiroffer.,A.,reject,B.rejectsC.torejectD.rejecting,10,.,Has_beendecidedwhenwearetoholdthe,sports-meeting?,A.thatB.thisC.,it,D.what,1,1,._thatshehasgonetotheUnitedStates?,A.WasittrueB.,Isittrue,C.,Itistrue,D.,Itwastrue, Complete the following sentences.,1. _ (正在下雨) when they left the station.,2. _ (对他来讲很困难) to study two languages.,3. It is no use _, you are simply wasting time.,4. _(不要紧/没关系)whether we go together or separately.,5. _ (普遍认为)that Chinas fast development in economy will benefit many countries in the world.,6. His parents managed to _ for him to go abroad. (possible),It was raining,Its difficult for him,arguing with them about this question,It doe,s,nt matter,Its generally believed,make it possible,1.,It was raining,2.,Its difficult for him,3.,arguing with them about this question,4.,It doe,s,nt matter,5.,Its generally believed,6.,make it possible,Rewrite these sentences using an “it” structure.,1.Giving up smoking is difficult.,It is,2.Some young people think they look attractive when they smoke.,It seems,3.Most people believe smoking causes cancer.,It is believed,difficult to give up smoking,.,that some young people think they look attractive when they smoke.,that smoking causes cancer.,4.You are not allowed to advertise cigrettes in this country.,It is illegal,5.You could suffer from bad health if you keep smoking.,It is likely,6.You have to take pills to control your bloody pressure.,It is necessary,to advertise cigrettes in this country,.,that you could suffer from bad health,if you keep smoking.,for you to take pills to control,your bloody pressure.,it,used in,emphatic sentence,(强调句中),It is/was + 被强调部分 + that/who .,It is not until + 被强调部分 + that .,I met Tom in the park yesterday.,1),It was,I,who,met Tom in the park yesterday.,2),It was,Tom,that,I met in the park yesterday.,3),It was,in the park,that,I met Tom yesterday.,4),It was,yesterday,that,I met Tom in the park.,强调时间状语和地点状语时与其他从句的区别：,1. It was in 1921,that,our Party was founded.,2. It was 1921,when,our Party was founded.,3. It was at the street corner,that,I met Lucy yesterday.,4. It was the street corner,where,I met Lucy yesterday.,Test:,1. It was on the farm,_,we practised planting crops.,2. It was the farm,_,we learned a lot .,3.Was it in this palace _ the last emperor died?,A. that B. in which C. where D.whic,h,4 .It was yesterday when we chatted a lot on line.(,改错）,that,where,that,It was in New Zealand _ Elizabeth first met Mr. Smith.,A. that B. how C. which D. when,It was with great joy _ he received the news that his lost daughter had been found.,A. because B. which C. since D. that,It is not until + 被强调部分 + that .,该句型也是强调句型。主要用于强凋时间状语，译成汉语 “直到才”，可以说是not . until . 的强调形式。例如:,It was,not until,she took off her dark glasses,that,I realized,she was a famous film star.,=,Not until,she took off her dark glasses,did I realize,she was a famous film star.,=,I didnt realize,she was a famous film star,until,she took off her dark glasses.,1. 我们直到半夜才到达露营地。,It was not until,midnight,that,we,reached the camp site.,= We,_,the camp site,_,midnight.,2.,It,was not until,we had stayed together for a couple of weeks,that,I found we had a lot in common.,=,_,we had stayed together for a couple of weeks,_,we had a lot in common.,didnt reach,until,Not until,did I find,it强调句型的省略形式,(1)Where did you get to know her?,It was on the farm _we worked.,A. that B. there C. which D. where,正确答案：,D,。答句完整形式应为：It was on the farm where we worked that I got to know her.,(,2,),-,-,Who made such a stupid mistake?,-,_,_,Tom.,A. It was B. He was C. That was D. There was,正确答案：,A,。答句完整形式应为：It was Tom who made such a stupid mistake.,考查和定语从句连用,1.,It was the university _ he was teaching _ sent him to America.,2.It was playing computer games,_,cost the boy plenty of time,_,he ought to have spent doing his lessons.,where,that,that,which,和名词性从句连用,It is not who is right but what is right _ is of importance.,that,和状语从句连用,It was after he got what he had desired _ he realized it was not so important.,that,Some sentence patterns,1.,It,appears /seem,that.,在.看来似乎,2.,It,happened,that.,碰巧，偶然,3.,It is,likely,that.,很可能，大概,4.,It is,(high),time,that,主语,did,/,should do,该做某事的时候了,5.,It is,the first ( second . ) time,+,that,+,主语,have,/,has done,某人第几次做某事的时候,6.,It is,时间段,since,主语,did,非延/延续,自从以来已有一段时间/不做某事已经多久了,7.,It,is,+,时间段,+,before,.,.,才,.,1.,Im sorry youve been waiting so long, but itll still be some time _ Brian gets back.,2.,It was not long _ he left.,3.,That was really a splendid evening. Its years _ I enjoyed myself so much.,4.,Its thirty years since we last met.,-But I still remember the story, believe it or not, _ we got lost on a rainy night.,5.,Isn,t it time you _,(get),down to,finishing,the papers?,before,before,since,that,got,1.,他来看我时碰巧我在看电视。,(happen),It happened that I was watching TV when he came to see me.,2.,似乎他总是正确的。,(seem),It seems that he is always true.,3.,这是他第二次来这座城市。,It is the second time (that) he has come to visit the city.,4.,_,(,似乎,),that some young people think they look attractive when they smoke.,It seems,Idioms (,习惯,用法,),make it,成功,安排在或定在某时间,forget it,别提了,忘了它吧,Dont mention it,.,别提了,表示不用谢,It doesnt matter,.,没关系,It(That) depends,.,视情况而定,You guessed it,.,你猜着了,Its hard to say,.,很难说,Its up to you to do sth.,由你来决定做某事,