表語從句課件_高一英語課件 (3)

1、Unit2 The Predictive ClauseRevision： 定語從句的功用：相當(dāng)于一個形容詞形容詞，修飾一個名詞或代詞（即先行詞）。常緊跟在先行詞后，作定語定語用。如：如：I dont like the man who wears a beard.賓語從句的功用：相當(dāng)于一個相當(dāng)于一個名詞名詞，作及物動詞、，作及物動詞、形容詞或介詞后的形容詞或介詞后的賓語賓語表語從句的功用： 如：如：I dont know where I can got so much money. It depends on whether we have enough money. I am sure tha

2、t he will come this afternoon.相當(dāng)于一個名詞名詞，作連系動詞如:be,look,taste,seem 等后的表語表語。一、表語從句的定義：表語從句在復(fù)合句中作主句的作主句的表語表語。表語從句和主語指同一內(nèi)容，它對主語進(jìn)行解釋、說明解釋、說明，使主語的內(nèi)容具體化。二、表語從句的表現(xiàn)形式1.由從屬連詞引導(dǎo)。如：由從屬連詞引導(dǎo)。如：“that”,“whether” The question is whether we should ask them for help. The trouble is that he has never done the work befo

3、re.2.由連接代詞引導(dǎo)。如：由連接代詞引導(dǎo)。如：“what” “who”“whom”“whose” “which” Guilin is not what it used to be. What she wants to know is which dress she should buy.3.由連接副詞引導(dǎo)。如：由連接副詞引導(dǎo)。如：“when”“why”“where”“how”“because” That is where Lu Xun used to live. That is why he didnt pass the exam.4.另可由另可由as if ,as though引導(dǎo)。引導(dǎo)

4、。如： It looks as if it were going to rain.表語從句兩大要素:1. 除除that外的所有引導(dǎo)詞都外的所有引導(dǎo)詞都有自己的意義有自己的意義。2. 除除that,whether外的所有引導(dǎo)詞都外的所有引導(dǎo)詞都須在從句須在從句中充當(dāng)相應(yīng)的成分中充當(dāng)相應(yīng)的成分。一些引導(dǎo)詞的用法（一）一些引導(dǎo)詞的用法（一） that在表語從句中 ,又 。The fact is that he hasnt yet recover from illness. The reason why he has to go is that his mother is ill in bed. 既不

5、充當(dāng)成分既不充當(dāng)成分 沒有意義沒有意義比較比較在定語從句中的用法。There are some films that Id like to see.She is the only one among us that knows French.結(jié)論:that 在引導(dǎo)定語從句時引導(dǎo)定語從句時,指事物,也可指人, 在從句中作主語或賓語作主語或賓語,作賓語時常可省略。一些引導(dǎo)詞的用法（二）一些引導(dǎo)詞的用法（二）What 在表語從句中充當(dāng) 表示 .1. The question is what caused the accident. 2. That mountain is no longer what

6、 it used to be .3. What he told you was what had been discussed at the meeting.主語、賓語或表語主語、賓語或表語什么，什么樣子，或所什么，什么樣子，或所的（人或事）的（人或事）另：另： what 不引導(dǎo)定語從句不引導(dǎo)定語從句一些引導(dǎo)詞的用法（三）一些引導(dǎo)詞的用法（三） Which 在引導(dǎo)表語從句時,常充當(dāng)_ 表示 。如： I read about it in some book or another,but what I dont know is which (book) it is. 比較比較在定語從句中的用法。C

7、hina is a country which has a history of 2000 years.A dictionary is a book which gives the meaning of words. 定語定語,表語表語其中哪一個其中哪一個結(jié)論: which在引導(dǎo)定語從句時引導(dǎo)定語從句時,指事物, 在從句中作主語或賓語作主語或賓語,作賓語時常可省略一些引導(dǎo)詞的用法（四）一些引導(dǎo)詞的用法（四） 當(dāng)主句的主語為reason,或者是why由引導(dǎo)的從句時,與它們相關(guān)的表語從句用_,而不能由_ 引導(dǎo); because 引導(dǎo)表語從句時只能用于_ 句型中.如: The reason why

8、I was late was that I missed the train. I was late. It/That/This was because I missed the train.that來引導(dǎo)becauseIt/That/This is /was because一些引導(dǎo)詞的用法（五）一些引導(dǎo)詞的用法（五） whether在表語從句中表 ,但不充當(dāng)句子的成分。if 引導(dǎo)表語從句.如: What the doctor really doubts is whether my mother will recover from the serious disease soon“是否”不能1

9、. Li Lei is now in a new jacket. He looks as if he were an American boy. 2. The girl is giving us a vivid description of the moon. It seems as if she had been to the moon many times.3. It looks as if it might rain.4. The clouds are gathering.it looks as if it is going to rain.一些引導(dǎo)詞的用法（六）一些引導(dǎo)詞的用法（六）由由as if ,as though引導(dǎo)表語從句時要注意語態(tài)引