内容正文:
Predicative Clauses
表语从句
01
Teaching aims
Teaching aims
掌握表语从句的含义及由一些引导词来引导,语序和时态的问题。
1.Knowledge and Ability
2.Process and Method
学生通过小组讨论等方式,能完成基础练习并能灵活运用引导词,并能在作文当中运用表语从句。
3.Process and Method
通过表语从句,让学生意识到英语语法的重要性,并在实际生活中运用。
02
Lead in
Definition
表语是用来说明主语的身份、性质、品性、特征和状态的,表语常由名词、代词、数词、动词过去分词、动词的-ing形式、副词、介词短语、形容词、不定式和从句等来充当。
What part does the underlined part serve as in each sentence?
1.The problem is puzzling.
2.Mary’s daily job is cleaning the house.
3. The person stood in front of you just now is my headmaster.
4.The door remained closed.
形容词充当表语
动词-ing形式充当表语
名词充当表语
过去分词当表语
5.When I went to your house, you were out.
6.No one was in the dorm, when she arrived.
7.My job is to teach you English.
8.The reason why he came late was that his clock didn’t work.
不定式充当表语
从句充当表语
副词充当表语
介词词组充当表语
03
New Knowledge
表语从句的定义
在复合句中,位于系动词之后充当表语的名词性从句称为表语从句。表语从句和主语指同一内容,它对主句主语进行解释,说明,使主语的内容具体化。
The question is who will do it.
(表语从句)
主语 + 系动词 + 引导词 + 简单句
表语从句的构成
This is why he did it.
可以接表语从句的系动词有
1.be动词
2.feel,smell,look,taste
3.stand,lie,remain,keep,stay
4.become,get,grow,turn,go
表语从句的构成
引导词
连接词:that / whether /as if /as though
连接代词:who / whom / whose / which
/ what
连接副词:when / where / why / how
/ because
引导词的用法
1、that引导表语从句
①that在句中仅起连接作用,无实际意义,不作任何成分,但不能省略。
②在表“建议,劝说,命令”的名词idea,suggestion, request, proposal 后面的表语从句中,谓语动词用“should + 动词原形”,should可省略
My opinion is that it’s getting better and better.
My suggesstion is that we (should) start early tomorrow.
引导词的用法
2、whether在表语从句中表 ,但不充当句子的成分。if 引导表语从句.
① What the doctor really doubts is whether my
mother will recover from the serious disease soon.
② The question is whether it is worth doing.
“是否”
“不能”
True or False
The question is if the enemy is marching towards us.
The question is whether the enemy is marching towards us.
It looked as if he had understood this question.
False
Right
Right
不可以用if,而用whether 连接表语从句(as if 例外)。
引导词的用法
3、连接代词who, whom, whose, what, which, whoever, whatever, whichever ;连接副词 where, when, how, why等。这些连接词不仅起连接作用,还充当一定成分。
The problem is _____we can get to replace her.
问题是我们能找到谁去替换她呢。
The question is ____ he did it.
问题是他是如何做此事的。
That was _____she did this morning on reaching the attic.
那就是她今晨上了阁楼干的。
who
how
what
引导词的用法
4.当主句的主语为reason,或者是由why引导的从句时,与它们相关的表语从句用_________,而不能由_______ 引导; because 引导表语从句时只能用于________________________ 句型中.
that来引导
because
It/That/This is /was because…
①The reason why I was late was that I missed the train.
② I was late. It/That/This was because I missed the train.
③I missed the train. That was why I was late.
That was because...强调原因
That was why...强调结果
1.My worry is if he can get there on time.
2.The reason why he failed was because he hadn’t studied hard.
3.The trouble is what we are short of money.
4.What we want to know is we can learn English well.
if 改为whether
what改为that
Task 1
because 改为that
添加how
引导词的用法
5.由as if ,as though引导表语从句,表示好像。引导的表语从句如果是事实,就用陈述语气,如果与事实不符,就用虚拟语气(主句与现在事实相反,从句就用____________,be变成___。主句是一般过去时,从句用过去完成时)
1.Dark clouds are gathering. It looks as if it’s going to rain.
2.The young man with long hair looks as if he were a girl.
一般过去时
were
引导词的用法
6.名词主语+be+that引起的表语从句
表示事实,真理的名词,如:fact, truth 表示看法,观点、问题、麻烦的名词,如:idea, opinion, belief, view, news, advice, feeling, suggestion, plan, trouble, question, problem
1.The fact is that our team has won the game.
2.The truth is that she was the very person we are looking for.
引导词的用法
7.注意下列表语从句中where,how,why的译法
1.This is _____ Lu Xun once lived.
这就是鲁迅曾经住过的地方。
2.That was_____ they won the game.
他们就是这样赢得这场比赛的。
3.This is _____ she got up so early this morning.
这就是她为什么今天早上起的这么早的原因。
where
how
why
This is where...
这就是...的地方
This is why...
这就是...的原因
This is how...
这就是...的方法
语序和时态
1.表语从句用_____语序。
The question is when can he arrive at the hotel.
The question is when he can arrive at the hotel.
陈述句
2.不像宾语从句,在有表语从句的复合句中,主句时态和从句时态可以不一样。
The question is who _____ (travel) with me to Beijing tomorrow.
The question is why he ____ (cry)yesterday.
will travel
cried
04
Practice
that/what的区别
1.____ your father wants to know is _____ getting on with your studies.
A. What; how are you
B. That; how you are
C. What; that you are
D.What; how you are
that/what的区别
2.The trouble is _____ we are short of tools.
A. what
B. that
C. how
D.why
that/what的区别
3.America was_____ was first called “India” by Columbus.
A. what
B. where
C. the place
D.there where
that/what的区别
4.That’s ___ the Party called on us to do.
A. why B. what C. how D. that
what 在表语从句中充当主语,宾语或表语,that在表语从句中不充当任何成分,无实际意义,不能省略。
5.The question is ________ we will have our sports meeting next week.
that B. if C. when D. whether
6.The reason why he failed is ________he was too careless.
because B. that C. for D. because of
The reason (why…/for…)is /was that….
The reason is that……
7.The problem is _________to take the place of Ted.
A. who can we get B. what we can get
C. who we can get D. that we can get
8.Go and get your coat. It’ s ________you left it.
A.where B. there
C. there where D. where there
Rewrite the sentence
I am Lisa.I like Jackie Chan very much. He is a very good action movie star.
I am Lisa.I like Jackie Chan very much. My impression is _______________________________.
that he is a very good action movie star
Rewrite the sentence
As we all know, he does all his dangerous stunts(特技) by himself.That he has suffered so many injuries ever since he started his film career worries his fans most.
As we all know , he does all his dangerous stunts by himself. What worries his fans
most________________________________________________________________________________.
is that he has suffered so many injuries ever since he
started his film.
Rewrite the sentence
However, he has escaped death many times. It is the fact. How wonderful he is!
However,_______________________________________ .How wonderful he is!
the fact is that he has escaped death many times.
Rewrite the sentence
So Jackie Chan has all the courage of a stunt actor as well as all the talent, which is the truth.I hope I can see more works from him.
So,_______________________________________________________________________. I hope I can see more works from him.
the truth is that Jackie Chan has all the courage of a
stunt actor as well as all the talent.
05
Summarize
Summarize
1.表语从句的构成
主句+系动词+引导词+简单句
2.引导词
连词that, whether, as ,as if
连词that, whether, as ,as if
连接副词when, where, how ,why
3.注意点
①if 不引导表语从句
②主语为reason时,引导词用that
③语序
05
Homework
Homework
Translate the following sentences.
1.问题是他是否能按时到达旅馆。
2.这就是他们曾经住过的地方。
3.他缺席的原因就是他没接到通知
4.今日的中国不再是过去的中国了。
感谢观赏
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