從句
I 定語(yǔ)從句
1. 先行詞為all, anything, something, nothing, everything, much, little, none等不定代詞時(shí),關(guān)系代詞一般只用that,不用which。在大多數(shù)情況下that可以省略.
Please tell me everything (that) you know about the matter.
That’s all (that) we can do at the moment.