《人教版选修6unit3-grammar优秀课件》由会员分享，可在线阅读，更多相关《人教版选修6unit3-grammar优秀课件（35页珍藏版）》请在金锄头文库上搜索。
1、Grammarit it的用法的用法的用法的用法I. I. 人称代词人称代词人称代词人称代词II.II.形式主语；形式宾语形式主语；形式宾语形式主语；形式宾语形式主语；形式宾语III.III.用于强调句型中用于强调句型中用于强调句型中用于强调句型中it作人称代词作人称代词1.The frog is not a warm-blooded animal. Its a cold-blooded one.1. 用于指刚提到的事物，以避免重复。用于指刚提到的事物，以避免重复。2 My pen is missing. I cant find _. 3 The adolescent is gaining w
2、eight, and _ worries his parents.4.-Sorry, sir. There is only one blue tie available. Take _?-No, thanks. I prefer a black _.ititwhichitone2. 用于指代人用于指代人 2)2)指代说话者不太清楚的那个人，常用在打指代说话者不太清楚的那个人，常用在打电话和敲门时。电话和敲门时。e.g. Who is knocking at the door？ _is me.1) 1) 性别不明时性别不明时Look at the poor baby. _is crying ag
3、ain.ItIt3. 代替指示代词代替指示代词that, this Whose pill is this？ _is mine.Whos that over there?_Helen.ItIts4.4.用来表示时间、天气、距离、自然环境，用来表示时间、天气、距离、自然环境，地点、温度；抽象的环境地点、温度；抽象的环境. .1)Its half past five now.2) Its getting freezing cold.3) Its 10 minutes drive to the post office?4) It was very quiet at the moment.5) How
4、is it getting along?(time)(weather)(distance)(environment)(situation)it作形式主语、形式宾语作形式主语、形式宾语1. 做形式主语做形式主语 1) 不定式不定式 It +be+adj.+ for (of) sb.+ to do； It is important for you to learn English well. Its generous of you to donate such a large amount of money to charity.It + be+名词名词+to doe.g. It is a goo
5、d idea to quit smoking before one becomes pregnant. 没有见到那位学者本人真可惜！没有见到那位学者本人真可惜！It is a pity/ shame not to see that scholar in the flesh.be+介词短语；介词短语；It is against the law to sell cigarettes to adolescents in Britain. 其他类型的谓语其他类型的谓语It gives me great pleasure to see a movie. It takes careful preparat
6、ions to pass a job interview.2) 动名词动名词 It be+ no good/ no use/useless/ worth/ fun/a waste of +doing It is much fun working for Google. In the opinion of many teachers, it is a waste of time playing computer games.It is no use crying over spilt milk.3) 主语从句主语从句a It +be +adj.+thatIt is certain that ev
7、erything will work out successfully due to our hard work.It is strange that he should not feel ashamed of his behavior. It is strange/surprising/important/necessary, +that + S + should +dob It +is +n.+thate.g. It is a pity/shame that he should get into the habit of abusing alcohol. _ that you are br
8、eathless; you have been walking for hours.It is no wonderc It +is +said/ reported/ believed/ known to sb thate.g. It is said that the book has been translated into several languages.It +is+suggested/ordered/required/ insisted that S+(should)+doIt is suggested that the students (should) build up thei
9、r strength. 也可能是也可能是wh-词引导的词引导的It is still a question how many people are to come to the meeting. It is none of your business where I will spend this summer holiday.It remains to be seen whether it will do the environment harm or good. 对环境有好处还是有害处对环境有好处还是有害处, 还要等着瞧。还要等着瞧。It (so) happens that .It see
10、ms/ appears that It happened that my grandad went out when the fire broke out. 1)1) 当复合宾语中的宾语是不定式、动名词、宾语从句当复合宾语中的宾语是不定式、动名词、宾语从句时时, ,用用it it 作形式宾语作形式宾语, , 将真正的宾语放在宾语补足语将真正的宾语放在宾语补足语之后之后 S+S+make/make/ think/ believe/find/consider/feel think/ believe/find/consider/feel +it+adj./n.+to do /doing/that+i
11、t+adj./n.+to do /doing/that. . He considers it his duty to help those at risk. I think it no use arguing with him. 作形式宾语。作形式宾语。The school has made it clear over and over again that smoking is banned in the school. 2) like/ love/ enjoy/ prefer/ dislike/ hate/ appreciate +it+ that/ when/ if从句从句 I dont
12、 like _ when one speaks with his mouth full.要是准许我加入校足球队，我将不胜感激。要是准许我加入校足球队，我将不胜感激。(admit)I would appreciate it if I were admitted to the school football team.it I hate _you speak when your mouth is full.3) depend on it that rely on it that see to it that (make sure that) take it for granted thatDont
13、 take it for granted that famous brands mean high quality.it that 1.You can _(相信）相信）he will come here on time.2.Can you _(保证）保证）the door is locked when you leave? 3._(我将不胜感激）我将不胜感激）if you could share your umbrella with me.4.Dont _ all those who get good grades in the examination will prove too be th
14、e most successful.depend on it thatsee to it thatI would appreciate ittake it for granted thatIt用于强调句型中用于强调句型中 1) “It is/was+被强调部分被强调部分+that+句子的其他部分句子的其他部分”。如果强调的是如果强调的是人人,可以用可以用who, whom代替代替that。Tom risked losing his life to save a drowning child last year.It was Tom that risked losing his life to
15、save a drowning child last yearwhoIt is I _ singing in the garden. that am Was it Tom that risked losing his life to save a drowning child last year2) Is /was it +2) Is /was it +被强调部分被强调部分+that+thatWho was it that risked losing his life to save a drowning child last year.3) 3) 疑问词疑问词+is/was +it+ tha
16、t+is/was +it+ that注意：注意：Can you tell me _ risked losing his life to save a drowning child last year?who it was thatHis health didnt improve until he quitted smoking.It was not until he quitted smoking that his health improved .Not until he quitted smoking did his health improve.4)It was not until4)I
17、t was not until thatthat 1. 我是在街上遇见她的父亲的。我是在街上遇见她的父亲的。(强调在街上强调在街上)2. 你是你是8点开始工作的吗？（强调时间）点开始工作的吗？（强调时间）3. 他为什么不能回答这个问题？他为什么不能回答这个问题？4.我把手提包落在了我们先前吃晚饭的餐馆里了我把手提包落在了我们先前吃晚饭的餐馆里了It was in the street that I met her father.Was it at eight oclock that you began to work?It was in the restaurant where we had
18、had supper that I left my handbag.Why was it that he couldnt answer the question？It用于固定的句型或短语中用于固定的句型或短语中 It is time that you _a judgement about it.1)It is (high/about) time that+ 1)It is (high/about) time that+ 主语主语+did/should +do+did/should +doIt is the first time that he_ such an important matter
19、.2)It is the first /second2)It is the first /secondtime that time that + +主语主语+has done+has donemadehas decided on It is two years _ he got into the habit of smoking.3)It is /has been +3)It is /has been +一段时间一段时间+since+since+主语主语+did+didIt will not be long _the new measure takes effect.It was two we
20、eks _he ran out of money.4)It will be /was +4)It will be /was +一段时间一段时间+before+before+主语主语+does/ did+does/ didsincebeforebeforeIt was nearly 12 oclock _he came back last night.5)It was+5)It was+时间点时间点+when+when 注意注意: :It was at 12 oclock _he came back last nightwhenthatmake it 及时赶到及时赶到;成功成功;办成办成 e.g
21、. You can make it to the cinema if you hurry. 如果你赶快还可以及时赶到电影院。如果你赶快还可以及时赶到电影院。 You neednt worry; he will make it.你不必担心你不必担心, , 他会办到的。他会办到的。 Could we make it next Monday? ( (约定时间）约定时间）视情况而定视情况而定It /that (all) depends.不紧张；放轻松点不紧张；放轻松点Take it/things easy.我无能为力；控制不了自己我无能为力；控制不了自己I cant help it.这就对了这就对了T
22、hats it.由某人决定，负责由某人决定，负责Its up to sb.Just as our teacher often puts it, diligence makes up for intelligence.uHow is it with your study? 学习好吗？学习好吗？uWe must fight it out/ stick it out/ stick to it.我们必须坚持到底。我们必须坚持到底。u- Look out for the steps. They are slippery.u- (I ) Got it.50.泉水，奋斗之路越曲折，心灵越纯洁。7、你今天成为
23、这个样子，是因为你今天之前所遇到的人，把你一点点送到这个时点；你以后要成为什么样的人，也取决于今后谁会在你身边。你无法改变命，但你可以运-你不能决定谁向你走来，但你可以争取让谁留在身边。8.人的生命似洪水在奔流，不遇着岛屿暗礁，难以激起美丽的浪花。54.只要你不回避与退缩，生命的掌声终会为你响起。72.只有爱你所做的，你才能成就伟大的事情。如果你没找到自己所爱的，继续找别停下来。15.如果放弃太早，你永远都不知道自己会错过什么。20.当你面对挫折、面对不如意的时候，应该有淡定如水的心境。读懂了淡定，才算懂得了人生。43.人生不得行胸怀，虽寿百岁犹为无也。32.萤火虫的光点虽然微弱，但亮着便是向
24、黑暗挑战。58.埋首前进，只为抬头能看见梦中最向往的地方。100.浪花总是着扬帆者的路开放的。三、所有成功的背后，都是苦苦堆积的坚持；所有人前的风光，都是背后傻傻的不放弃。只要你愿意，并为之坚持，总有一天，你会活成自己喜欢的模样！15.如果放弃太早，你永远都不知道自己会错过什么。91.从今天起，大家不要再躲藏了，应该让别人知道你，知道你所做的事情。69.压力、挑战，这一切消极的东西都是我取得成功的催化剂。52.一切都不是自己想怎样就怎样的，活着就要学会身不由己。64.上游，是勇士劈风破浪的终点；下游，是懦夫一帆风顺的归宿。91.从今天起，大家不要再躲藏了，应该让别人知道你，知道你所做的事情。35.我们最值得自豪的不在于从不跌倒，而在于每次跌倒之后都爬起来。77.所有偷过的懒都会变成打脸的巴掌。
