Book-Unit3-grammar-it用法(课堂PPT).ppt

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,*,*,*,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,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,*,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,*,*,*,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,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,*,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,*,*,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,*,*,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,*,*,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,*,*,The use of“it”,1,1.,It,is easier,to fall than to rise,.,摔倒容易爬起难。,2.,It,takes two,to make a quarrel,.,一个巴掌拍不响。,3.,It,s never too late,to learn,.,活到老，学到老。,4,.,It,s,no use,crying over spilt milk,.,覆水难收。,5,.,It,never rains but,it,pours,.,祸不单行。,6,.,It,takes,all sorts(,to make the world,),.,世界之大无奇不有。,Proverbs(,谚语,)with“It”,2,1).,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(time),形式宾语,3,5).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(指代前文提到的advice),形式主语,4,It 用法归纳,一人称代词:_;,二,非人称代词:_;,三,形式主/宾语(其真正主或者宾语是:_),指代前面提到的事物,表时间,天气,距离等,v,-ing,to,do,主语从句,5,It,seems,that some young people think they look attractive when they smoke,.,6,It,is believed,that smoking causes cancer,.,It,is illegal,to advertise cigarettes in this country,.,7,It,is a pity,that he got into the habit of smoking at such an early age,.,8,It,seems,that some young people think they look attractive when they smoke.,It,is believed,that smoking causes cancer.,It,is illegal,to advertise cigarettes in this country,.,It,is a pity,that he got into the habit of smoking at such an early age.,9,it,作形式主语的句型常见的有,：,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,主语,+(should)do,5.,It,is,a pity,(shame/duty/fact/honor/no surprise.),that,6.,It,happens,(seems/looks/appears/turns out),that,7.,It,doesnt matter/makes no difference,+,wh-/how,8.,It,takes,sb.,to do sth,9.,It,is,no good,(use)/a waste of time(money,),doing sth,10.,It,looks,(seems),as if,归纳,1.,It,is,adj.(for sb./of sb.),to do,10,I,make,it,a rule,to be in bed by 10 pm,.,After the winter vacation,he found,it,difficult,to accustom himself to getting up early,.,11,I,think,it,unlikely,that Ill get a job,.,Grandad felt,it,necessary,to do something to help Jame to quit smoking,.,12,I,make,it,a rule,to be in bed by 10 pm,.,After the winter vacation,he,found,it,difficult,to accustom himself to getting up early,.,Grandad,felt,it,necessary,to do something to help Jame to quit smoking,.,I,consider,it,a great honour,to be invited,.,I,think,it,unlikely,that Ill get the job,.,5(verbs)=1(it)+2(n./adj.)+2(to do/that-.),it,作形式宾语的常见句式,归纳,13,We would appreciate,it,if you didnt smoke here,.,I hate,it,when my parents argue,.,14,5.I,like,it,when a book is so good that you cant put it down,.,3.Most people,dislike,it,when they are told what to do,.,4.I just,love,it,when you bring me presents,!,1.We would,appreciate,it,if you didnt smoke here,.,2.I,hate,it,when my parents argue,.,it,用在表示,好恶,的动词后面，代替宾语从句。,15,You can depend on,it,that the children will clean their classroom every day,.,I just took,it,for granted,that my parents would always be around,.,16,See to,it,that youre ready on time,!,You can depend on,it,that the children will clean their classroom every day,.,I just took,it,for granted,that my parents would always be around,.,17,it,的一些习惯用法,How is,it,with your study?,学习好吗？,Thats,it,.,这就对了。,It,went hard with him.,他身遇不幸。,It,is all over with me.,我完蛋了。,We must fight,it,out.,我们必须坚持到底。,I cant help,it,.,我没,有办法。,18,in-class exercises,当堂训练,19,改错(必做),You wont find difficult to get to the city,center.(2004全国),2.I know there is not easy to be a teacher.,(2004湖北),3.This is not surprising that the Silver,Ghost was regarded as“the best car in,the world”.,it,It,it,20,(2015,浙江,)How would you _ if you were watching your favorite TV program and someone came into the room and just shut it off without asking you?(like),如果你正在看最喜欢的电视节目，有人进了你的房间没有问你就把门关上了，你会,怎么想,？,(2014,浙江,)An average of just 18.75cm of rain fell last year,_ the driest year since California became a state in 1850.(make),去年平均,18.75,厘米的降水量，,使得该年份,成了加州自,1850,年以来最为干旱的一年。,like it,making it,21,(2014,全国,)-Whos that at the door?,-_ the milkman.(be),(2014,陕西,)Id really _(,感激,)if you could let me know in advance whether or not you will come.(appreciate),(2012,全国,)Sarah _(,成功到达,)to the airport just in time to catch her plane this morning.(make),It is,appreciate it,made it,22,(2012,陕西,)No matter where he is,he _(,使,.,成为习惯,)to go for a walk before breakfast.(make),(2012,四川,)New technologies have _(,使,.,成为可能,)to turn out new products faster and at a lower price.(make),(2011,天津,)We _(,觉得是我们的责任,)to make our country a better place.(feel),makes it a rule,made it possible,feel it our duty,23,语法填空(optional 选做):,The best place for a summer holiday is the seaside.In England,1,_is not only the rich who can take their children to the seaside;if a factory worker or a bus driver,a street cleaner or a waiter wants to take his wife and children to Southend or Margate,he is usually quite able to do so.Now,2,_is it that children like so much about the seaside?I think,3,_ is the sand,the sea and the sun more than any other things.Of course,there are lots of exciting things to see,and to do,but it is the feeling of sand under,4,_feet,of salt water on ones skin,and of the warm sun on ones back,5,_makes the seaside what,6,_is!,it,what,one,s,that,it,it,24,It was,with a strong belief,that,Martin Luther king,led mang movements against racial discrimination.,25,III.,强调结构中的,it,（,emphatic structure,）,It is/was+,被强调部分,+that/who.+,其他成分,I,met,Tom,in the street,yesterday,.,强调结构的一般疑问句型：,Is/was+it+,所强调的部分,+that/who?,Was it you that met Tom in the stress yesterday?,强调结构的特殊疑问句型：,疑问词,+is/was+it+that/who?,Who,was it that,you met in the street yesterday?,Where,was it that,you met Tom yesterday?,26,.notuntil.,句式用于强调句型要注意,否定词,not,前移,构成：,It is/was,not until,+,被强调部分,+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 dark glasses,that I,realized,she was a famous film star.,27,3.It is no use,(,和他们争论这一问题,),you are simply wasting,time.(argue),6.His parents managed to,(,使,成为可能,)for him to go,abroad.(possible),4._,（不要紧,/,没关系）,whether we go together or separately.(matter),7.According to the witnesses,it was at two oclock,(,该事故,发生,).(happen),1.,(,正在下雨,)when they left the station.(rain),2.,(,对他来讲很困难,)to study two languages.(difficult),8.,(,正是在这片耕地上,)that the farmers produce food for the,whole population of China.(farmland),10.It,(,直到他们联手,)that they achieved their goals.(join),9.It,(,直到,1920,年,)that regular radio broadcasts began.(until),(,普遍认为,)that Chinas fast development in economy will,benefit many countries in the world.(generally,believe),It was raining,It is difficult for him,arguing with,them,It doesnt matter,It is widely believed,make it possible,that the accident,happened,It was on this farmland,It was on this farmland,was not until 1920,was not until they joined hands,28,it,作形式宾语的常见句式,为了记忆方便我们把该句型总结为,5123,结构,。,5,指主句中常用的动词：,think,make,find,consider,feel,；,1,指的是形式宾语,it,；,2,指的是宾补的两种形式：,形容词或名词；,3,指的是真正宾语的三种形式：,不定式短语，动名词短语,或从句。,We,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.,归纳,29,形式主语,1).,It,s no use,cheating in the test,.,2).,It,s believed,that you cheated in the test,.,3).,It,was,wrong,to cheat in the test,.,Learning and Summary(句型归纳):,It is,/,was,+,_,或,_,或,_,+,_.,_.,_.,n,p.p.,v-ing,that-clause,to do sth,adj.,30,It is(about/high)time that sb did sth,should do sth.,正是某人做某事的时候了,.,It/This/That,is the first time,that,sb has done sth,这是第一次某人做某事,It,will be long,before,sb does sth.,过了好久才,.,It,will not be long,before,sb does sth.,不久就,.,It,was long,before,sb did sth,过了好久才,.,It,is,/,has been years/days,since,sb did sth,It,was,/,had been years/days,since,sb had done sth,31,用it改写下列句子(必做),1).Giving up smoking is difficult.(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.),It,s difficult,to give up smoking,.,It,s believed,that smoking causes cancer,.,It,was,a dark and stormy night,when the man started his journey.,It,s no use,quitting on stressful day,.,32,选择题 (compulsory必做),1.He didnt make _ clear when and,where the meeting would be held.(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2006),A.As B.ThatC.This D.It,C,D,33,3.The doctor advised Vera strongly that,she should take a holiday,but _ didnt,help.(2005,全国,),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,2006),A.thatB.it C.this D.you,A,B,34,5.-Im looking for a flat.(江西 2009),-Would you like _ with _ garden?,A.it;the B.it;a,C.one;a D.one;the,6.It was along the Missippi River _,Mark Twain spent much of his childhood.,(天津2008),A.how B.which C.that D.where,C,C,35,改错(必做),You wont find difficult to get to the city,center.(2004全国),2.I know there is not easy to be a teacher.,(2004湖北),3.This is not surprising that the Silver,Ghost was regarded as“the best car in,the world”.,it,It,it,36,人称代词?非人称代词?形式主/宾语?请判断:,1).Toms mother kept telling him to work,harder but,it,didnt help.,2).,It,s no use,learning without thinking,.,3).,It,s about 15 miles from here to the bus station.,4).,It,s a pity,that you didnt see such a film,.,5).-Who is knocking at the door?,-,It,s me.,6).,It,s getting colder and colder every day.,7).All time is no time when,it,is past.,光阴一去不复返。,8).,She felt,it,useless,to talk with him about that,.,形式主语,形式主语,形式宾语,人称代词,非人称代词,人称代词,非人称代词,非人称代词,37,语法填空(optional 选做):,The best place for a summer holiday is the seaside.In England,1_,_is not only the rich who can take their children to the seaside;if a factory worker or a bus driver,a street cleaner or a waiter wants to take his wife and children to Southend or Margate,he is usually quite able to do so.Now,2,_is it that children like so much about the seaside?I think,3,_ is the sand,the sea and the sun more than any other things.Of course,there are lots of exciting things to see,and to do,but it is the feeling of sand under,4,_feet,of salt water on ones skin,and of the warm sun on ones back,5,_makes the seaside what,6,_is!,it,what,ones,that,it,it,38,Homework,1.Finish exercise 2 on page 21:Rewrite the sentences.,2.Revise and master the use of,it,.,3.Preview the Reading:,HIV/AIDS:Are you at risk?,39,Good Bye！,40,