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1、Period TwoLearning about Language it的用法()it用于强调句式“It is/was被强调部分that/who句子的其余部分”结构1it结构概述it用在强调结构中，为了强调句子的某一成分(通常为主语、宾语和状语)。My mother met Tom in the street yesterday.It was in the street that my mother met Tom.我母亲就是在大街上遇到了汤姆。2it结构在句中的应用(1)强调主语Its only I who am willing to go to the cinema.想去看电影的只有我。I
2、t is not only blind men who make such stupid mistakes.犯这样愚蠢的错误的不仅仅是瞎子。(2)强调宾语It was her that I met yesterday.我昨天见到的是她。It was a key that I found in his pocket.我在他口袋里找到的是钥匙。(3)强调状语It was because her mother was ill that she didnt go to work.是因为母亲病了她才没有去上班。3it结构的否定句It was not Olivia but her sister that
3、I saw.我看见的不是奥莉维亚，而是她的妹妹。It was not for several years that I had an opportunity of seeing him again.(I did not have an opportunity of seeing him again for several years.)我有好几年没有机会再见到他了。4it结构的疑问句(1)这种强调句的一般疑问句只需把is/was提前。Was it you that broke the window?是你把窗户打破了吗？Was it in 1937 that the Second World W
4、ar broke out?第二次世界大战是在1937年爆发的吗？Is it Professor Wang who teaches you English?是王教授教你们英语吗？Was it during the AntiJapanese War that he died?他是在抗日战争期间去世的吗？(2)这种强调句的特殊疑问句，只需在一般疑问句前加上疑问词就可。Who was it that broke the window？打破窗子的是谁？When was it that you called me yesterday?你昨天是什么时候打电话给我的？What is it that you w
5、ant me to do？你要我做的是什么？How was it that you succeeded？你是怎么成功的？Why is it that smoking is not allowed here?这儿为什么不允许吸烟？Where was it that he bought the bike?他是在什么地方买到这辆自行车的？5有时可用It might be.that.，It must have been.that.句型表示强调。It might be his father that youre thinking of.你关心的可能是他父亲。It must have been his b
6、rother that you saw.你看到的想必是他的兄弟。6在现代英语中，that/whom可省略Was it in Nanjing(that)you first met him?你是在南京第一次碰到他的吗？It was my mother(whom)you saw the other day.你几天前见到的是我妈妈。7这一强调句型可用于原因状语从句，当原因状语从句是as，since引导时，应改为because引导，但结果状语从句、条件状语从句、让步状语从句等不能用于这一强调句型She missed the first bus since she got up late.It was b
7、ecause she got up late that she missed the first bus.她因起晚了而误了第一班车。8使用这一强调句型时，需注意否定转移Money cant buy everything.It is not everything that money can buy.钱不能买到一切。He didnt go to bed until twelve oclock last night.It was not until twelve oclock last night that he went to bed.昨晚他12点才去睡觉。I didnt realize it
8、until I got off the bus.It was not until I got off the bus that I realized it.直到下车我才意识到这一点。9用这一强调句型时，要注意以下几点(1)不论强调句子的哪一部分，都可用that连接句子的其余部分。(2)被强调部分指人时，可用who取代that；指物时，有时可用which取代that。(3)如果被强调部分指人，并且作后面句中的宾语时，也可用whom代替who。(4)that，who等常常被省略掉，特别是在口语中，在强调直接宾语或间接宾语、时间或地点状语时。(5)如果被强调的主语为人称代词时，可用主格，也可用宾格形
9、式。(6)被强调部分通常不能用不定代词，除非其后还有定语。(7)如果被强调部分在后面的句子中为定语时，要用whose引导后面的句子。(8)在强调介词宾语时，介词常置于whom等之前(介词whom)，但也可把介词放在其宾语之前，或放在句末。(9)如果强调的是主语时，that，who或which之后的谓语的人称和数要与被强调的主语保持一致，但在口语中的个别情况下，也可能遇到与it一致的现象。Its me that has to give it up.我不得不将它放弃。(10)it之后的be动词的时态通常要与that之后的谓语呼应或一致。(11)这一句型通常不能用来强调由since，as，why，a
10、lthough，whereas等引导的从句。.单项填空1Why！I have nothing to confess._ you want me to say?AWhat is it that BWhat it is thatCHow is it that DHow it is that答案A解析What is it that you want me to say？是强调句，对疑问词what进行强调。其语序应该为：疑问词一般疑问句。2It was for this reason_ her uncle moved out of New York and settled down in a smal
11、l village.Awhich BwhyCthat Dhow 答案C解析强调句型的考查。3_ was it that the road accident happened yesterday?In front of the market.AWhen BWhereCWhich DHow答案B解析本题是强调句型的特殊疑问形式，由答语in front of the market可知，强调的应是地点，故用where。4It was after he got what he had desired_he realized it was not so important.Athat Bwhen Csin
12、ce Das答案A解析被强调的部分是一时间状语。what he desired作got的宾语。在强调句型中，只有被强调的部分是人时，引导词可以用who/whom，其余一律用that。5It is the ability to do the job _ matters not where you come from or what you are.Aone Bthat Cwhat Dit答案B6Was it in 1982 _ you were in college _ you got to know her?Awhen；that Bthat；thatCwhen；when Dthat；when答
13、案A解析本题是强调句型的一般疑问句式。you were in college是一定语从句，in 1982在其中作时间状语，故用when引导。被强调部分是含有定语从句的时间状语，所以第二个空只能用that引导。7It was not until she got home _ Jennifer realized she had lost her keys.Awhen Bthat Cwhere Dbefore答案B解析被强调部分是not.until.这一固定结构。8It is these poisonous products _ can cause the symptoms(症状) of the f
14、lu，such as headache and aching muscles.Awho Bthat Chow Dwhat答案B9I just wonder _ that makes him so excited.Awhy it does Bwhat he doesChow it is Dwhat it is答案D解析根据句意“我想知道是什么使得他如此兴奋”可知，被强调部分是what，强调句型在句中作wonder的宾语，宾语从句应用陈述句语序，故选D。10It is what you do rather than what you say_matters.Athat Bwhat Cwhich Dthis答案A解析强调句型。被强调部分是主语从句what you do rather than what you say。句意为：重要的是你做什么，而不是你说什么。11On the contrary，I think it is Brown，_ you，_ to blame.Amore than；are Bless than；who areCrather than；that is Drather than；is答案C解析根据句意“相反地，我认为是布朗而不是你该受责备”可排除A、B两选项；分析句式可知本句为一强调句型，第二空必须由that
