主语从句与表语从句

1、Noun Clause,主语从句与表语从句,Subject clauses (明显) /possible/ likely/ probable;(可能) /certain/ necessary / important / natural / strange/ surprising) +that但在necessary / important / natural / strange/ surprising句中，从句要用(should) do,It is obvious,It is necessary,“It” is used as empty subject,1._ (是荣幸) that I can

2、 speak here. 2._ (真可惜) that we missed the football match. 3._(难怪) that he didnt come to school yesterday.,总结2： It +be +n. (no wonder/ an honor / a pity/ a surprise/ a fact) +that ,It is an honor,It is no wonder,It is a pity,“It” is used as empty subject,1._ (据说) that he was born in America. 2._ (大家决

3、定) that the sports meeting wil be put off till next week. 3._(人们建议) that all of us (should) plant trees every year.,总结3： It +be +v-ed (decided / thought/ expected / said / reported / believed / proved /suggested/ recommended/advised ) that但在suggested/ recommended句中，从句要用虚拟语气(should) do,It is said,It

4、is suggested,It is decided,“It” is used as empty subject,1._ (似乎) that I had met him before. 2._ (碰巧) that his parents were not at home. 3._(我突然想起) that I had left my key in my office,总结4： It +seemed/ happened/occurred + that,It seemed,It occurred to me,It happened,“It” is used as empty subject,1._

5、(没关系) whether you will come. 2._ (没影响) what color it is.,总结5： It doesnt matter/ makes no difference +that,It doesnt matter,It makes no difference,It + be+ adj. (obvious/ clear/ evident; (明显) /possible/ likely/ probable;(可能) /certain/ necessary / important / natural / strange/ surprising) +that 2. It

6、 +be +n. (no wonder/ an honor / a pity/ a surprise/ a fact) +that 3. It +be +v-ed (decided / thought/ expected / said / reported / believed / proved /suggested/ recommended/advised ) that 4. It +seemed/ happened/occurred + that 5. It doesnt matter/ makes no difference +that,It 作形式主语的情况,1、很遗憾我们输了比赛。

7、2、他在考试中作弊是事实。 3、她很可能明天回来。 4、很明显这个措施有效。 5、我突然想起我把钥匙忘在家。 6、碰巧他不在家。 7、不可否认他为中国作出了巨大贡献。 8、必须承认她帮过你。 9、大家建议他好好休息。 10、据说他在国外学习过。 11、人们相信太阳是一个大火球。,1、很遗憾我们输了比赛。 2、他在考试中作弊是事实。 3、她很可能明天回来。,It is a pity that we lost the game.,It is a fact that he cheated in the exam.,It is possible that she will come back tomo

8、rrow.,4、很明显这个措施有效。 5、我突然想起我把钥匙忘在家。 6、碰巧他不在家,It is obvios that this measure is effective.,It occurred to me that I had left my key at home.,It happened that he wasnt at home.,7、不可否认他为中国作出了巨大贡献。 8、必须承认她帮过你。 9、大家建议他好好休息。,It can not be denied that he has made great contributions to China.,It must be adm

9、itted that she has helped you.,It is suggested that he should take a good rest.,10、据说他在国外学习过。 11、人们相信太阳是一个大火球。,It is said that he has studied abroad.,It is believed that the sun is a big fire ball.,Joke 3 A guy had stayed sadly in a bar for more than half an hour. Then, a truck driver stepped up nex

10、t to him, took the drink from the guy, and drank it all down.,Poison,The poor man started crying. The truck driver said, Come on man, I was just joking. Here, Ill buy you another drink. I just cant see a man crying. No, its not that. This day is the worst of my life. First, I was late getting to my

11、office. My boss was pretty angry, and fired me. When I left the building to go to my car, I found out it was stolen. The police say they can do nothing. When I got home, I found my wife in bed with the gardener. I left home and came to this bar. And just when I was thinking about putting an end to m

12、y life, _ _.,B. the worst is that you,turn up and drink my poison,The worst is that you show up and drink my poison 表语 1.定义：在复合句中充当表语的从句叫主语从句。,表语从句,The question is whether we can rely on him. Thats because we were in need of money at that time . He looked as if he was going to cry . Thats why I was

13、late . 表语从句:在句中充当表语成分，一般放在连系动词之后. 作用：对主语进行解释说明。,表语从句,表语常位于系动词后，故表语从句也常位于系动词后，常见的系动词分为五类： Abe类 （am, is ,are, was,were） B“变得”（表由一类状态转为另一类状态） get, become, grow, turn , fall, come, go, run等 C“保持”（表某种状态）remain, keep, prove, rest, continue, stay等 D感观类: look , sound, taste, smell, feel E“似乎，好象”seem, appear

14、,True or False. 1. This is that what we want. 2. Shanghai is no longer that it used to be. 3. The problem is how will we get there. 4. The reason why he didnt come was because he was ill. 5.The problem remains if he will go there. 6. My suggestion is that you can take more exercise 7. The reason is

15、he is a student.,F,F,F,F,F,what,We will,that,whether,F,should,F,that,归纳： 1、引导词(同主语从句) 2、that 不可省， whether不可用if 3、the reason/ why/ the result 后用that引导表语从句 4、主语为表建议命令、要求、计划(suggestion, advice, order, command, request, proposal, plan)等名词时，表语从句用虚拟语气(should) do,二、名词性从句连接词的选用,（1）that 和what 的选用,that 和 what

16、 都可引导所有的名词从句。但是，what除起连接作用外，还在名词性从句中充当成分，可做从句的主语、宾语、或表语。而that在名词性从句中不充当任何成分，只起连接作用。,that / what,1._ he wants is a book. 2. _ he wants to go there is obvious.3.The result is _ we won the game.4.This is _ we want to know.5.Is _ he told us true ?6.We should pay attention to _ the teacher is saying.7. I

17、 have no doubt _ he will come.8. I have no idea _ he did that afternoon.,What,That,that,what,what,what,that,what,a. 主语从句b. 表语从句c. 同位语从句e. 介词后的宾语从句f. whether to do 做动词宾语不能用if to do.g whether or not 连在一起引导宾语从句时不用if.,if 和whether 的选用,不能使用if 的情况：,1. I asked her _ she had a bike.2._ we will hold a party i

18、n the open air tomorrow depends on the weather.3. Were worried about _ he is safe.4. I dont know _ he is well or not.5. I dont know _ or not he is well.6. The question is _ he should do it.7.The doctor can hardly answer the question _ the old man will recover soon.8. I dont know _ to go.,if / whether,Whether,whether,whether/if,whether,whether,whether,whether,if / whether,其它连接代词和副词的连用,主要根据名词性从句中的具体意义,正确的选择who、which、when、where、why、 how 等连接词，这些连接词既具有疑问含义，又起连接作用，同时在从句中充当各种成分。,我们何时举行运动会还没有决定。_ we shall hold our sports meet