资源描述
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,*,Grammar,The use of “it”,it,真实身份大揭底,.,用作人称代词,.,用作非人称代词, .It,作形式主语,. It,作形式宾语,. It,用在特定句型中,. It,用在固定习语中,“It”,用作“人称代词”,1. It,指代上文中提到的物、事。,（简化语言，避免重复）,eg,. My pen is missing. I cant find,it,.,Xian isabeautifulcity, isnt,it,?,Is this your dog,？,No,it,isnt.,2.,指代性别不明的人（常指,baby,）,/,说话人不清,楚性别的人（常在打电话、敲门等时）,:,eg,. The baby cried because,it,was hungry.,There is a knock at the door.,It,must be the,milkman.,3.,代替上文中的指示代词,this/that,-Who is that over there?,-,It,s Helen.,.,用作人称代词,“It”,用作“非人称代词”,“,it,”,表示天气、时间、日期、距离、价值、度量、温度、,环境，季节，情况等（称为非人称的,it,）：,It,is about 5 kilograms.,How is,it,going?,.,用作非人称代词,It,is a bit windy. (,指天气,),It,was nearly midnight when she came back.,It,s May 1, 2017.,It,is 150 yuan.,It,is summer now.,It,was very quiet inthecaf.,It,is half an hourswalkto the city centre,（指时间）,（指日期）,（指价格）,(,指季节,),（指度量）,(,指环境,),(,指距离,),(,指情形,),“It”,用作“形式主语”,（,8,）,it,：形式主语,to do,：真正主语（,3,）,it,：形式主语,doing,：真正主语（,1,）,it,：形式主语,that,从句：真正主语（,4,）,adj.,：,legal,，,illegal,，,polite,，,impolite,，,possible, impossible , clear,，,obvious,，,evident , certain,，,suitable,，,fit,，,useful,，,useless,，,etc.),一、,it,+ be +,adj.,(+,for,sb.,）,+,to do sth,.,“,（对,sb.,来说，）做某事是,的。,”,It,is,important,for,us,to learn English well,.,it,+ be +,adj.,+,of,sb.+,to do sth.,It,s kind,of,you,to help me with the problem,.,It,s generous(adj.,慷慨的,),of,you,to donate such a large of money to charity,.,（ 此处,adj.,通常为描述,“,人,”,的形容词：,brave, kind,，,unkind,，,nice,，,rude,，,considerate,，,careful,，,careless,，,silly,，,foolish,，,stupid,，,clever,，,wise,，,crazy.,）,it,+ be +,n.,+,to do sth.,It,is,a good ide,a,to quit smoking before one comes pregnant.,It,is,a pity/sham,e not,to see that scholar in the flesh.,“做某事（真）是个,”,常用,n.,有：,good idea / a pity/ a shame,等,二、,it,+ be +,n./ adj.,+,doing,sth.,eg .,It,s,no use,crying over spilt milk.,It,s,a waste of time,playing computer games.,It,s,worth,visting.,It,s useless,thinking too much.,Its no use/useless doing sth,做某事是无用的,Its no good/a waste of time/fun/worth doing sth,It,is very,clear,that,he,s,round and tall like a tree.,三、,1.,It,+ be +,adj.,+,that,从句,.,It,is,certain,that,everything,will get on,well due to our hard work.,It,is,strange,that,he,shouldnt feel,ashamed of his behavior.,（当,adj.,为,strange/surprising /natural/,important/necessary,等时，,that,从句中即,(should ) + do,）,2.,it,+ be + n. +,that,从句,.,It,is,no wonder,that,you,are,breathless.,It,is,a pity /shame,that he,should get,into the,habit of abusing alcohol.,（,其中，当,n.,为,a pity (a shame /an honor /a,Surprise.,等,表示,出乎意料,时，常译为“,竟然,”，,则,that,从句中的,v.,用虚拟语气，即,should + do,）,。,没有这种意义时，则不用虚,拟语气。例如：,It,is reported,that,many people,died,in the,earthquake.,3.,it,+ be + V.ed+,that,从句,.,“据, /,有人（人们）,”,It,is suggested,that,the students,(should),build up,their strength.,(,其中，当,v.,为,insist;command, order;suggest,recommend;require, request, demand,等时，,that,从句中的,v.,用虚拟语气，即,( should ) + do,4.,it,+ Vi+,that,从句,.,(,常用,v.,有,happen, seem,appear ,looks,等,.),It,happened,that,he met his teacher in the street.,eg.,It,seems,that,he will be back in a few days.,“It”,用作“形式宾语”,（,2,）,1.,“某些谓,v.,+,it,宾语,+,宾补 （,n.adj.,）,+,真宾（,to do doingthat,从句）”,. It,作,“,形式宾语,”,常用的,v.,有,: think, believe, make, find, consider, feel,etc.,I,think,it,no use,arguing with him.,I,found,it,very interesting,to study English.,He,made,it,clear,that smoking is banned in,the school.,He,considers,it,his duty,to help those at risk.,2.,某些,谓,v.,+,it,形宾,+,真宾,（,that/when/if,从句）,（常用,v.,用：,like, love, appreciate;dislike, hate,depend on , count on; see to , make sure;,takefor granted,等。）,eg. I dont,like,it,when one speaks with his mouthful.,eg. I would,appreciate,it,if I were admitted to the school football team.,eg. I,hate,it,that you speak when your mouth full.,eg. Dont,take,it,for granted,that famous brands mean high quality.,eg. You can,depend on,it,that he will come here on time.,Exercises Time,I.,单项选择,1. He didnt make _ clear when and where the meeting would be held.,(,天津,),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,),A. As B. ThatC. This D. It,高考实例,3. The doctor advised Vera strongly that she should take a holiday, but _ didnt help. (,全国卷,III),A. it B. she C. which D. he,4. Id appreciate _ if you would like to teach me how to use the computer. (,山东,),A. thatB. it C. this D. you,
展开阅读全文