浙江 unit4 grammar 主语从句[下学期]

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名称 浙江 unit4 grammar 主语从句[下学期]
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版本资源 人教版(新课程标准)
科目 英语
更新时间 2007-04-12 00:00:00

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课件18张PPT。Grammar主语从句主语从句:
名词性从句在复合句中做主语,又称主语从句,引导主语从句的有:
连 词: that ,whether
连接代词: who ,what ,which
连接副词:when,where, how, why一、连接词:
1、从属连词:that, whether
whether it will please him is not easy to say.
That she left him cut him to the heart.由whether及其他连词引导的主语从句放在句首,
句后都可。It is not easy to say whether it will please
him.2、连接代词who ,what ,which, whatever, whichever, whoeverWhat seems easy to some people seems
difficult to others.3、连接副词when,where, how, why等。Why he did it remains a mystery.二、位置: 主语从句可以前置,也可以后置。可以用it做形式主语,而把主语从句放在句末。 常用下面几种句型:1、It+be+表语+主语从句
It is a fact (a shame, a pity, good news…) that…
It is still uncertain whether he will come or not.2、It +不及物动词+主语从句It happens that they were absent.3、 It +及物动词(被动语态)+主语从句It has been decided that the exhibition will not open on Sundays.注意:1)主语从句在句首时,必须由连接词引导,不能省略这些连接词;但是如果用it做形式主语,而把主语从句放在句末时,从属连词that可以省略。They should like each other is natural.
That they should like each other is natural.
It is natural that they should like
each other.Ⅹ2、如果主语从句放在句首,不能用if引导,但是如果用it 做形式主语,而把主语从句放在句末时,也可以用if引导. If Mary really heard him is really doubtful.
It was doubtful if Mary really heard him.Ⅹ教材全解99页教材全解101页教材全解101页1、2、3 4、5、6、7、8、20、 24、25________ fashion differs from country to country may reflect the cultural difference from one aspect.
A. What B. That C. This D. Which
2. It is well understood ______ controls the carbon dioxide in and out of the atmosphere today.
A. that B. when C. what D. how
BC______ she couldn’t understand was_____ fewer and fewer students
showed interest in her lessons.
A. What; why B. That; what
C. What; because D. Why; that
4. ______ we will go camping tomorrow depends on the weather.
A. If B. Whether C. That D. Where
5. It worried her a bit _______ her hair was turning grey.
A. while B. that C. if D. for
ABB6.It is ordered that all the soldiers _____ to the front.
should sent B. must be sent
C. should be sent C. must go
7. _______ has helped to save the drowning soldier is worth praising.
A. Who B. The one C. Any one D. Whoever
CD8. _________ is known that those actions that people dislike go against the will of people.
As B. It C. What D. That
9. _______ puzzled the police was how the murderer died.
The thing B. That C. What D. Which
BC10. ______ shall finish the work before May Day is possible.
What we B. Because we
C. That we D. We
11. ______ is a fact that English is being accepted as an international language.
A. There B. This C. That D. ItCD总结:
1、that在引导主语从句时不充当任何句子成分,也没有任何异议,但不可省略。
2、what , which, who等代词充当句子的主语、宾语或表语。3、whether 引导的句子不能是否定句。