名词性从句连接词的选择.___ is known to us all is that China is a developing country.1.___ is known to us all is that China is a developing country.A.Which B.whatC.as D.It2.___ is known to us that China is a developing country.A.Which B.AsC
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名词性从句连接词的选择.___ is known to us all is that China is a developing country.1.___ is known to us all is that China is a developing country.A.Which B.whatC.as D.It2.___ is known to us that China is a developing country.A.Which B.AsC
名词性从句连接词的选择.___ is known to us all is that China is a developing country.
1.___ is known to us all is that China is a developing country.
A.Which B.what
C.as D.It
2.___ is known to us that China is a developing country.
A.Which B.As
C.What D.It
1B 2D
麻烦帮我说说如何区分这两题,同时说说怎么不能选as?
名词性从句连接词的选择.___ is known to us all is that China is a developing country.1.___ is known to us all is that China is a developing country.A.Which B.whatC.as D.It2.___ is known to us that China is a developing country.A.Which B.AsC
第一个是主语从句,.what is known to us all 是主语部分,后面的is是谓语,主语从句中在选项里只能选what作为引导词.
第二个it is known to us that···应该是一种固定句型,意为“我们都知道···”it做句子的形式主语,that China is a developing country是真正主语.
至于为什么不用as,是因为as有自己的搭配,应该是As is known to us,China is a developing country .是定语从句
这个考察的知识点不同,而且不同的小词有自己的搭配,要注意区分.
第一个主语从句 第二个宾语从句
第一题,后一个is后面是具体指出是什么,那前面就需要主语,否则句子是缺成分的。what is known to us all是句子的主语。
第二题,It is ……that……,抛开它,句子也能成立,句子改成China is a developing country is known to us,不缺成份。所以it是形式主语。不能用as。...
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第一题,后一个is后面是具体指出是什么,那前面就需要主语,否则句子是缺成分的。what is known to us all是句子的主语。
第二题,It is ……that……,抛开它,句子也能成立,句子改成China is a developing country is known to us,不缺成份。所以it是形式主语。不能用as。
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第一题出现了ALL 说明是在一个范围内选择的 第二题恰恰相反
AS与IS在一定情况下不能连用 所以不能 用 AS