As to the lost world of Egypt,we know nearly everything_____ to know.

问题描述:

As to the lost world of Egypt,we know nearly everything_____ to know.
A.what is B.which is C.it is D.there is

答案是D
我们差不多知道所有的一切
A-WHAT如果使用前面就多了EVERYTHING
B-WHICH如果使用是定语从句.句意不同
C-IT IS语法结构上的毛病