發(fā)布時間: 2016年04月21日
大學英語四級語法大全之名詞性that-從句
17.2 名詞性that-從句
1)由從屬連詞that引導的從句叫做名詞性that-從句。 That只起連接主句和從句的作用,在從句中不擔任任何成分,本身也沒有詞義。名詞性that-從句在句中能充當主 語、賓語、表語、同位語和形容詞賓語,例如:
主語:That he is still alive is sheer luck. 他還活著全靠運氣。
賓語:John said that he was leaving for London on Wednesday. 約翰說他星期三要到倫敦去。
表語:The fact is that he has not been seen recently. 事實是近來誰也沒有見過他。
同位語:The fact that he has not been seen recently disturbs everyone in his office.
近來誰也沒有見過他,這一事實令辦公室所有的人不安。
形容詞賓語:I am glad that you are satisfied with your job.
你對工作滿意我感到很高興。
2)That-從句作主語通常用it作先行詞,而將that-從句置于句末,例如:
It is quite clear that the whole project is doomed to failure. 很清楚,整個計劃注定要失敗。
It's a pity that you should have to leave. 你非走不可真是件憾事。
用it作形式主語的that-從句有以下四種不同的搭配關(guān)系:
a. It be 形容詞 that-從句
It is necessary that… 有必要……
It is important that… 重要的是……
It is obvious that… 很明顯……
b. It be -ed 分詞 that-從句
It is believed that… 人們相信……
It is known to all that… 從所周知……
It has been decided that… 已決定……
c. It be 名詞 that-從句
It is common knowledge that… ……是常識
It is a surprise that… 令人驚奇的是……
It is a fact that… 事實是……
d. It 不及物動詞 that-分句
It appears that… 似乎……
It happens that… 碰巧……
It occurred to me that… 我突然想起……