1、语法图解Section Grammar 主语从句和表语从句探究发现My feeling is that theyre going to be big one day.But the big surprise of the evening was when I was elected prom queen!China is no longer what it used to be.The reason why Im calling you is that I want to invite you to my birthday party.That she has became an artist
2、 may have been due to her fathers influence.What we should do next remains unknown.Whether it will do us harm remains to be seen.Its a good thing that the exams are finished.我的发现(1)以上句中，句中黑体部分均引导从句，而句中黑体部分则引导从句。表语主语一、主语从句1主语从句的引导词连词种类连词从属连词that，if,whether连接代词what,who,whom,which,whose,whatever,whoeve
3、r,whichever,whomever连接副词when,where,how,whyWhether hell visit our company hasnt been decided yet.他是否参观我们的公司还没有决定。That they are true friends is obvious.很显然他们是真正的朋友。What he did really satisfied us all.他做的事确实让我们大家满意。2常用 it 作形式主语的句型(1)Itbe形容词(obvious,true,natural,surprising,possible,likely,certain,clear,
4、probable,etc)that 从句It is certain that she will do well in this exam.可以肯定她这次考试一定会考得不错的。It is quite clear that the ear of the elephant is like a huge fan.很显然，大象的耳朵像一把大扇子。(2)It be名词词组(no wonder,an honour,a good thing,a pity,no surprise,etc)that 从句It is no wonder that she was so upset.难怪她如此心烦意乱。Its a p
5、ity that I cant attend your birthday party.真可惜我不能参加你的生日宴会。(3)It be 过 去 分 词(said,reported,thought,expected,decided,announced,arranged,etc)that 从句It is said that another shopping mall will be built in our city.据说我们城市将再建一座大型购物中心。(4)It seems/happens/appears/turns out/occurs 等不及物动词或短语that 从句It seems that
6、 Alice is not coming to the party at all.艾丽丝似乎根本不会来参加晚会。It turned out that nobody remembered the address.结果是无人记得那个地址。It happened that I saw him yesterday.碰巧我昨天看见他了。(5)It doesnt matter(makes no difference,etc)连接代词或连接副词引导的主语从句It makes no difference where we shall have the meeting.我们在哪里开会毫无区别。It doesnt
7、 matter whether she will come or not.她是否要来没有关系。3主语从句易混点辨析(1)that 与 whatthat 引导主语从句时，不作任何句子成分，只起连接作用。多数情况下，that 引导的主语从句常放于句末，用 it 作形式主语。what 引导主语从句时，在句中作主语、宾语、表语和定语。That she survived the accident is a miracle.她在事故中幸免于难简直是奇迹。What you need is more practice.你所需要的是更多的练习。(2)who 与 whoeverwho 引导的从句的内容带有疑问性。
8、whoever 则表示泛指，相当于 anyone who。Who will give us a speech is unknown now.谁将向我们发表演讲现在还不知道。Whoever wins the prize may get the car.无论谁获奖都可以获得这辆车。即时演练 111.单句语法填空_ will take the place of our original headmaster hasnt been decided yet.It is true _ a smart phone plays an important role in our daily life._ we
9、will hold the meeting next week is being discussed._ surprised me most was that she didnt even know where the problem lay.WhothatWhereWhat_ we can finish the project as planned is uncertain.Therefore,we must try our best._ he gave up the chance of studying abroad is unknown.It suddenly occurred to h
10、im _ he had left his keys in the office._ he got the important information from the company was a mystery.WhetherWhythatHow12.句型转换They say that the mobile phone was invented not very long ago._ _ _ _ the mobile phone was invented not very long ago.Whether we will hold a party in the open air tomorro
11、w depends on the weather.It depends on the weather _ we will hold a party in the open air tomorrow.It is said thatwhetherAnyone who breaks the law should be punished._ breaks the law should be punished.Im planning a visit to my hometown._ _ _ is a visit to my hometown.WhoeverWhatIm planning1表语从句的引导词
12、(1)从属连词 that 和 whetherThe trouble is that I have no money with me.问题就是我身上没有钱。The question is whether we can raise the funds we need.问题是我们能否募集到需要的资金。二、表语从句(2)连接代词 who,whom,what,which,whoever,whatever,whichever；连接副词 where,when,how,why。The problem is who we can turn to for help when we got into trouble
13、.问题是当我们陷入麻烦时求助谁。This is where I dont agree with you.这就是我不同意你的地方。(3)连词 becausebecause 引导表语从句时强调原因，why 引导表语从句时强调结果。She often comes late.Thats because she has a baby to take care of.她经常迟到。那是因为她有一个孩子要照顾。She has a baby to take care of.Thats why she often comes late.她有一个孩子要照顾。那就是她经常迟到的原因。(4)连词 as if,as th
14、oughTwenty years has past,but its as though/if it were only yesterday.二十年过去了，但事情宛如昨天一样。2表语从句注意事项(1)名词 reason 作主语时，后面的表语从句表示原因时要用 that 引导，而不用 because。The reason why he was late is that it was raining hard.他来晚了是因为天正下大雨。(2)在一些表示“建议、劝说、命令”的名词后面的表语从句中，谓语动词用虚拟语气，即：should动词原形，should可省略。My suggestion is tha
15、t we(should)start early tomorrow.我的建议是明天早点出发。(3)as if/though 引导的表语从句常用虚拟语气。用一般过去时表示现在，过去进行时表示现在进行，过去完成时表示过去，“could/would/might动词原形”表示将来。The elephant feels as if/though it were a wall.大象摸起来像一堵墙。即时演练 221.单句语法填空One reason for her preference for city life is _ she can have easy access to places like sho
16、ps and markets.My opinion is _ we should communicate with parents frequently.The question is _ we can finish our work in time.thatthatwhetherThe most unforgettable moment for the young pianist was _ she won first place in the competition.The Smiths moved to New York last month.That was _ Mr.Smith wa
17、s offered a well-paid job there.You say Martin is quite lazy,and that is _ I disagree.Thank you very much.The bike is _ I have been looking forward to getting.whenbecausewherewhat22.单句改错The problem is that we can get so much money for the operation or not in such a short time._Susan caught a bad col
18、d.That was because she didnt go to school today._The reason why he didnt come was because he had to take care of his sick mother._thatwhetherbecausewhybecausethatI believe hard work is that it takes to accomplish my goal._My suggestion is that we must send a medical team to the flooded area immediat
19、ely._thatwhatmustshould 或去掉 must链接高考单句语法填空1(2017北京高考改编)Every year,makes the most beautiful kite will win a prize in the Kite Festival.whoever解析：考查主语从句。句意：每年，在风筝节，任何风筝做得最漂亮的人都会赢得一份奖品。makes the most beautiful kite 是主语从句，空格处引导主语从句且在从句中作主语，指人，故填 whoever。2(2016北京高考改编)Your support is important to our work
20、.you can do helps.Whatever解析：考查主语从句。句意：你的支持对我们的工作很重要。无论你能做什么(whatever)，都会对我们有帮助。分析句子结构可知，所填词引导主语从句，且在从句中作 do 的宾语，所以 whatever“无论什么”符合语境。3(2016北京高考改编)The most pleasant thing of the rainy season is one can be entirely free from dust.that解析：考查表语从句。句意：雨季最愉快的事情莫过于不受灰尘的袭扰。分析句子结构可知，此处是表语从句，且从句中不缺任何成分，故填 tha
21、t。4(2016江苏高考改编)It is often the case anything is possible for those who hang on to hope.that解析：考查主语从句。句意：通常情况下，对于那些心存希望的人，一切皆有可能。分析句子结构可知，it 作形式主语，anything is possible for those who hang on to hope 作真正的主语，空格处引导主语从句且在从句中不作任何成分，故填 that。5(2015安徽高考改编)A ship in harbor is safe,but thats not ships are built
22、 for.what解析：考查表语从句。句意：港口里的船是安全的，但是那不是建造船的目的。空格后的句子是表语从句，表语从句中 for 缺少宾语，故用 what。6(2015北京高考改编)we understand things has a lot to do with what we feel.How解析：考查主语从句。句意：我们如何理解事情与我们的感受有很大关系。根据逻辑意义应该表示方式，故用 how。7(2015江苏高考改编)Li Bai,a great Chinese poet,was born is known to the public,but some wont accept it.
23、解析：考查主语从句。句意：中国伟大诗人李白的出生地大家都知道，但是一些人不接受。where 引导主语从句，where 在从句中作地点状语。Where演练提能.单句语法填空1_ surprised me most was _ the little girl could play the violin very well.2The question is _ we can reduce the cost of the product.3_ we do is to serve the people.4It was really astonishing _ he refused to talk to
24、you.WhatthatwhetherWhateverthat5The doubt is _ has got away with my dictionary by mistake.6I failed in the exam.That is _ I didnt prepare for it.7_ we can get in touch with him remains unknown.8_ you are is my home my only home.9_ will happen to the world is difficult to predict.10Thats _ I dont agr
25、ee.You should have a more active life.whobecauseHowWhereverWhatwhere.完成句子1它是否对我们有害还有待于观察。_ remains to be seen.2你穿什么并不重要，只要你看上去干净整洁就行。It doesnt matter _，so long as you look neat and tidy.3然而，我们从来没有丧失过继续尝试的热情，这是非常重要的。However,_ we never lose the enthusiasm to keep on trying.Whether it will do harm to u
26、swhat you wearit is important that4他有心脏病。那是因为他抽烟太多。He has heart disease.That is _.5我们最后一次痛快地游玩是我们参观水上公园的时候。The last time we had great fun was _.because he has been smoking too muchwhen we were visiting the Water Park.短文改错Last Sunday,it was my fathers funny day.After supper,my father went to see the
27、film.But in our surprise,he came back just about half an hour later.I asked him what was the matter.He smiled and told us about the funny thing what had happened in the cinema.He was sitting in his seat while a woman came to her and said the seat was hers.Surprising,they looked at their ticket caref
28、ully,only to find the seats shown in their tickets were the same while the colors were different.So they looked at the tickets carefully.After a while,my father apologized to the woman,saying,“Sorry,I make a mistake.Take this seat,please.”The fact was that his ticket found out under the glass on his desk was for the film a month ago.答案：第二句：thea第三句：into第五句：whatthat第六句 whilewhen;herhim第七句：SurprisingSurprised;tickettickets第八句：carefully 前加 more第九句：makemade第十句：去掉 out谢谢 观 看
