定语从句that和what的区别

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定语从句that和what的区别

　　定语从句that和what的区别是什么?以下是小编为大家整理的文章，欢迎阅读!希望对大家有所帮助!

　　定语从句that和what的区别

　　一、引导词what与that在引导名词性从句的用法区别引导主语、宾语或表语从句时，what在从句中要充当句子成分;而that引导主语、宾语、表语和同位语从句时，不作任何成分，只起语法连接作用。试比较：

　　That George W. Bush won the presidency once again was what many people hadnt expected.乔治?布什再次赢得总统大选，这是很多人没有预料到的。

　　It is the same old story of not being grateful for what we have until we lose it.事情往往是这样，失去之物，方知珍惜。

　　二、引导词what与that在引导定语从句的用法区别首先，要记住在定语从句中，跟本不用what连接词。只有that和which.所以大家在做题中，如果是定语从句，就不要再考虑what了。That 在定语从句中，一般可以作从句的主语。宾语和表语。例如：

　　1、(2005北京春季卷) Do you still remember the chicken farm ____ we visited three months ago?

　　where B when C that D what

　　「分析」C 定语从句连词，that做从句visit的宾语。没有what连词。

　　2、He is not the naughty boy that he used to be.他不再是从前那个调皮的男孩了。

　　巩固性练习：从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。

　　1. (2005福建卷) --Is that the small town you often refer to?

　　--Right， just the one _____ you know I used to work for years.

　　A that B which C where D what

　　2. ____ should be done must be done in time.

　　A What B All C Anything D All what

　　3. A computer is so useful a machine ______ we can use everywhere.

　　A that B which C as D what

　　4(2005天津卷)last month， part of Southeast Asia was struck by floods，from _____effects the people are still suffering.

　　A that B whose C those D what

　　5. (2005湖北卷) Her sister has becomes a lawyer， _____ she wanted to be.

　　A who B that C what D which

　　6. (07安徽) You can only be sure of _____ you have at present; you cannot be sure of something ____ you might get in the future.

　　A that; what B what;/ C which; that D /;that

　　7. (07陕西) _____ parents say and do has a life-long effect on their children.

　　A That B Which C What D as

　　8. (07上海) ____ he referred to in his article was unknown to the general readers.

　　A That B What C Whether D Where

　　9. (2006全国卷II)--What did your parents think about your decision?

　　----- They always let me do ____ I think I should.

　　A. when B that C.how D. what

　　10. (2005上海卷)The other day，my brother drove his car down the street at ___ I thought was a dangerous speed.

　　A. as B which C. what D. that

　　1. C 定语从句，one是先行词

　　2. A what引导主语从句，做从句中can的主语。这里what=all that

　　3. C so……as……连用，属于定语从句的范围。

　　4. B 定语从句，whose从句effects的定语

　　5. D 非限定性定语从句，没有that 和what.

　　6. B 第一空是of的宾语从句，从句中have缺少宾语，因此用what做连词。第二空something后面是定语从句。

　　7. C 主语从句连词 "父母的所作所为对孩子有终身影响"

　　8. B主语从句连词，从句中refer to缺少宾语

　　9. D 是do的宾语从句

　　10. D 是介词at的宾语从句，at 做was 的主语。I think是插入语，可以忽略。

　　what和that的区别：

　　一、表达的内容不同：

　　what：作代词时意为“什么;多么;多少”，作形容词时意为“什么;多么;何等”，作副词时意为“到什么程度，在哪一方面”，作感叹词时意为“什么;多么”。

　　that：那，那个，那人，那事，那东西

　　二、作用不同：

　　what可以做代词、形容词、副词、感叹词。

　　that在英语中使用广泛，可用作形容词、代词、连词、副词，还可用于固定搭配。

　　三、引导从句的方式不同：

　　what引导名词性从句时都在从句中充当句子的某一成分，如主语、表语、宾语或定语。

　　其区别是：what表示泛指的事物，常译为"什么"或"所……的事物"，whatever是它的强语势"无论什么"。

　　that可做连接词：

　　1、引导名词性从句：He expressed the hope that we would keep in touch with his firm.

　　翻译：他表示希望我们与他的公司保持联系。

　　2、引导状语从句，表示原因或理由：We are glad that we have accomplished another arduous task.

　　翻译：我们都感到高兴因为又完成了一项艰巨的任务。

　　3、引导状语从句，表示目的或结果)为了，以至于：He is working hard that he can catch up with the class.

　　翻译：他努力用功，以便赶上班上同学。

　　4、引导表示愿望，感叹的从句，主句常省略：That I could stay at home today!

　　翻译：今天要是我能呆在家里多好呀!

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