1.賓語從句中
(1)引導(dǎo)賓語從句的that,??墒÷浴?/p>
His mother said (that)Grant was a music critic.他母親說格蘭特是個音樂評論家。
(2)由and或but連接的兩個賓語從句時,第一個從句的that可以省略,第二個不能。
Everybody could see (that)something happened and that Tom was frightened.
大家都明白出事了而且湯姆嚇壞了。
He said (that)he had eaten nothing but that he was not hungry.
他說他沒吃東西,但是他不餓。
(3)介詞后that引導(dǎo)的賓語從句中不能省略that。
The book is unsatisfactory in that it lacks a good cover.
因為封面設(shè)計不好,這本書不令人滿意。
I know nothing about him except that he is from the south.
除了知道他是南方人,其余一概不知。
(4)it作形式賓語的句式中,that引導(dǎo)從句作真正賓語時,不能省略。
We considered it a pity that you could not come with us.
你不能跟我們一起來,我們都覺得可惜。
We think it highly probable that he is dead.我們想他已經(jīng)死了,這是非常可能的。
We consider it absolutely necessary that he should improve his work.
他應(yīng)當改進他的工作,我們認為這是絕對必要的。
2.主語從句、表語從句、同位語從句中that不能省略
【辨析】很顯然他說了謊。
【誤】He has told lies is quite clear.
【正】That he has told lies is quite clear.
【正】It is quite clear that he has told lies.