1、名词性从句 高三一轮复习课时 1 主语从句宾语从句表语从句同位语从句主语从句在句中做-宾语从句在句中做-表语从句在句中做-同位语从句在句中-主语宾语表语同位语1.That he will come is certain.2.I know that he will come.3.The truth is that I have been there.4.The fact that she was late surprised us.主语从句宾语从句表语从句同位语从句 名词性从句1.为什么叫名词性从句？_整个从句相当于一个名词比较The man looked around.That the boy
2、 failed again in the exam disappointed his mother.同样作主语，从句可以表示较复杂的含义,一般是个动作或性质I know him.I know that he is writing his composition in his room.2.为什么要有名词性从句？那人看了看四周.(名词作主语)那孩子考试又不及格令他母亲很失望.(从句作主语)我知道他在房间里写作文.从句的特征:是一个句子,有一个引导词,引导词做从句的一个成分(that 除外)名词能做的成分,从句都能做 从句表达的意思比名词复杂得多关联词or引导词的分类123 that,whethe
3、r,ifwho,whom,whose,which,what,whatever,whoever,whichever,when,where,how,why 从属连词 连接代词连接副词在句中不担当成分,that无词义，有时可省略,if,whether有词义.有词义，在从句中担当成分，如主语、表语、宾语或定语.有词义，在从句中担当状语.备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句课时 2备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句 主语从句1.That he knows Japanese is known to all.他
4、懂英语,这一点大家都知道令我惊讶的是在这儿见到他.3.When he will come is unknown.4.Whether he is coming doesnt matter much.他来不来没什么要紧的.他什么时候来不清楚.他们是怎么登上山顶的仍是个秘密.5.It remains a secret how they climbed up the mountain.主语从句的位置 1.在句首 2.主语较长时通常放在后面,句首主语用 it 主语太长了!放到句尾That无词义,不可省略What“什么”,“所.的”2.What surprised me was to see him he
5、re.When“什么时候”主语从句不用 if备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句1.他考试肯定会考好.2.真可惜我们不能去游泳.3.碰巧那天我外出了.4.据说他已告诉了她一切.it 作主语的常用句型有:1.It+be+形容词+that 从句2.It+be+名称词组(duty/pity.)+that 从句3.It+be+过去分词(said/thought.)+that 从句4.It+不及物动词(seem/happen.)+that 从句 It is a pity that we cant go swimming.It is said that he
6、 told her everything.It happened that I was out that day.It is certain that he will do well in the exam.注意:It looked that he was right.可以说:It looks as if.()备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句Its likely/possible/important/necessary/clear that很可能/重要的是/必要的是/很清楚 Its said/reported that据说/据报道 It se
7、ems/appears/happens that显然、明显、碰巧.Its been announced/declared that 已经通知/宣布 Its no wonder that并不奇怪/无疑 Its a pity/a fact/a common knowledge(众所周知）/a common saying（俗话说）that备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句1.据说今年高一学生要学新教材.2.事实是他们靠自己完成了所有的任务.3.碰巧他们已经参加过军训了.4.众所周知,比尔 盖茨是世界上最富有的人.5.我们应该养成好的学习习惯这很重要.
8、用 it 句型翻译It is said that the Senior Grade one students will learn a new text this year.It is a fact that they finished all the work by themselves.It happened that they had had their military training.It is well-known that Bill Gates is the richest person in the world.It is important that we(should)f
9、orm a good habit of studying.Note:It is important/necessary/natural/our duty/essential/strange that sb(should)do sth.固定句型,should可以省略翻译:真奇怪他今天竟然迟到了.It is strange that he should be late today.strange不省略should为好备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句课时 3备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句表语从句
10、从句引导词 同主语从句,外加as if/as though,1.The truth is that he has never been to the countryside.2.The question is whether we can finish the experiment by Friday.3.It looks as if it were going to rain.实际情况是他从未去过农村.that 一般不省略问题在于我们能否在明天下午之前完成这项实验.表语从句不用 if好象看上去要下雨似的.(其实不会)as if/as though从句常表示不真实的情况She talks as
11、 if/as though she had been there before.又比如4.This school is no longer what it was before.这所学校已不再是从前的那个样子了.系动词后面她说话的口气好象以前去过那儿似的.what=?备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句注意下列表语从句中where,how,why 的译法1.This is where Lu Xun once lived.2.That was how they won the match.3.This is why she got up so ea
12、rly this morning.这就是鲁迅曾经住过的地方.他们就是这样赢得这场比赛的.这就是她为什么今天早上起得这么早的原因.1.我们就是这样克服困难的.2.那就是他昨天缺席的原因.3.这就是我们上星期碰头的地方.This is/That was how we overcame the difficulties.That is why he was absent yesterday.This is where we met last Sunday.固定句型固定句型 This is where This is why This is how.这就是的地方这就是的原因这就是的方法备战2021届高
13、考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句句式句式意义意义例句例句That is why结果结果That is why we dont trust him.That is because原原因因That is because he often lies.The reason why.is that.The reason why we dont trust him is that he often lies.比较三个句式（表语从句）“那就是那就是的原因的原因”“那是因那是因为为”“的原因的原因是是”备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习
14、之名词性从句课时 4备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句及物动词介词 形容词 +宾语从句宾语从句 在句子中起宾语作用的句子叫宾语从句在句子中起宾语作用的句子叫宾语从句 I dont know why he is always late for school.We all agree with what you said at the meeting.Id appreciate if you can spare some time to have a chat with me now.it 宾语从句备战2021届高考语法专项复习之名词性从句备战20
15、21届高考语法专项复习之名词性从句 宾语从句经常做介词的宾语1.The Swede stood still,except _ his lips moved slightly.2.She is not satisfied with _ she has achieved.3.Mary always thinks of _ she can do more for the class.4.He wrote a letter of thanks to _ helped him.(任何一个)5.It depends on if we have enough time.whether 介词后面不用 if t
16、hat what how whoever6.Are you sorry for which you have done?what 介词后面不用 which形容词后的从句是宾语从句1.Im afraid (that)Ill be late.2.We were surprised that he lost the game.我恐怕要迟到了.that 可以省略我们对他在比赛中的失败感到惊异.此类表语形容词有:afraid pleased happysatisfied anxious suresurprised certain gladaware用它们造句_备战2021届高考语法专项复习之名词性从句备
17、战2021届高考语法专项复习之名词性从句宾语从句 that 常省略不能省略that 的宾语从句有哪些？He said that the exhibition was excellent and that he wanted to visit it once more.()Conclusion 1 句中动词后有两个以上的宾语从句时，紧跟动词的宾语从句可以省去that，其余的宾语从句中that一般都不能省去。宾语从句备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句Just then I noticed,for the first time,that our mi
18、nster was wearing his fine green coat and his black silk cap.刚才我注意到我们的部长第一次穿上了他的高档绿色大衣，并戴上了他的黑色丝质礼帽。Conclusion 2 主句谓语和宾语之间有插入语时，宾语从句中的that不能省去备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句We all believe it true that Mr Smith was elected chairman of the club.Conclusion 3 it作形式宾语，其后引导的宾语从句的that不能省去备战2021届
19、高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句1.We think that middle school students master one foreign language possible.(改用形式宾语 it)2.We have made that a foreign language is useful weapon in the struggle of life clear.(改用形式宾语 it)我认为学好英语是必要的.I consider that we should learn English well necessary.We consider he
20、r suitable for the job.宾语宾补consider find think feel make 等动词常带宾语补足语,这时要用形式宾语 it,宾语从句放到宾补之后We think it possible that middle school students master one foreign language.We have made it clear that a foreign language is useful weapon in the struggle of lifeI consider it necessary that we should learn En
21、glish well.it不能漏从句后移备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句His article is very good except that there are only a few unfit sentences.He differs from others in that he devotes his spare time to reading.Conclusion 4 except，in后的宾语从句不能省去that备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句1.I doubt if/wheth
22、er he will pass the exam.2.I dont doubt that we will win the match.3.Do you doubt that he did it on his own?doubt问题肯定句中用 if/whether否定句中用 that 疑问问句中用 that 1.I doubt _ he is telling the truth.2.We never doubt _ the plan will be carried out.3.Does he doubt _ you are from Austria?4.Im doubtful _ he will
23、 agree to this.if/whether that that if/whether备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句课时 5备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句同位语从句被修饰词有:fact,news,hope,opinion,order,question,problem,belief,truth,theory,decision,discovery,conclusion,promise,rumor,fear,thought,suggestion,plan,idea同位语从句说明它们的内容
24、常见引导词:that,whether(if),how,wh-疑问词1.The fact that deeds are better than words is quite clear.2.The question how I did it is hard to answer.3.They had no idea where they should go to find some food.4.The question whether he comes or not is not important.5.A thought came to me that he might be in the l
25、ibrary.事实胜于雄辨这一道理非常清楚.我怎么做的这一问题难回答.他们根本不知去哪儿找食物他是否来这个问题不重要.我突然想到他可能在图书馆.被别的词隔开备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句1.Two thirds of all girls in Britain are on a diet./The fact worries their parents and teachers a lot.2.The Queen of England was on a three-day visit in China./We heard the news la
26、st night._ The fact that two thirds of all girls are on a diet worries their parents and teachers a lot._We heard the news last night that the Queen of England was on a three-day visit in China.备战2021届高考语法专项复习之名词性从句备战2021届高考语法专项复习之名词性从句4.Time travel is possible./There is no scientific proof for the
27、idea.5.Chinese students should be given more free time./The suggestion is welcomed by many people,especially kids in school.3.Teenagers should not spend too much time online./Many British parents hold the view._Many British parents hold the view that teenagers shouldnt spend too much time online._Th
28、ere is no scientific proof for the idea that time travel is possible._The suggestion that Chinese students should be given more free time is welcomed by many people,especially kids in school.课时 6Whether it is going to clear up keeps me wondering.If it is going to clear up keeps me wondering.正误Conclu
29、sion 1 在主语从句中位于句位于句首首只用whether不用ifif和whether的辨析Conclusion 2 在表语从句中只用whether不用ifThe question is whether the TV play is worth watching.Conclusion 3 在同位语从句中只用whether不用ifIm in doubt whether I should agree to the plan.Conclusion 4 引导宾语从句且前置以及作介词的宾语时，只用whether不用ifWhether he is single I dont know.She is no
30、t certain about whether she has done anything wrong.Conclusion 5 其后接动词不定式时，只用whether不用ifCan you tell me whether to go or to stay?Conclusion 6 后跟or not时，只用whether不用ifI want to know whether or not the train goes there.Practice timeif/whether1.I asked her _ she had a bike.2.Were worried about _ he is s
31、afe.3.I dont know _ he is well or not.4.I dont know _ or not he is well.5.I dont know _ to go.if/whetherwhetherwhether/ifwhetherwhether同位语从句与定语从句的不同之处1、从句的作用不同：同位语从句用来进一步说明前面名词的内容；定语从句用来修饰、限定前面的名词。The news that our team has won the final match is encouraging.The news that you told us is really encou
32、raging.（从句说明“消息”的内容：我们队取得了决赛胜利。）（从句对“消息”加以限定：是你告诉我们的，而非来自其他渠道。但消息是何内容却不得而知。）2、引导从句的关联词that的功能不同：that引导同位语从句时是一个纯连词，不充当任何成分；而引导定语从句的that是关系代词，既指代先行词又须在从句中充当成分。1)Dad made a promise that he would buy me CD player if I passed the English test.2)Dad made a promise that excited all his children.（that 不充当任
33、何成分）（that指代promise，又在从句中充当主语。）语序问题1.The photographs will show you _ A.what does our village look like B.what our village looks like C.how does our village look like D.how our village looks like 2.You can hardly imagine _when he heard the news.A.how he was excitedB.how was he excitedC.how excited he wasD.he was how excited注意：名词性从句要用陈述句语序 3.He asked_for a violin.（MET 92）A.did I pay how much B.I paid how much C.how much did I pay D.how much I paid Thank you
