It’s hard for us understand what he said.A. to; tooB. too; toC. to; toD. too; too

问题补充：

It’s hard for us understand what he said.

A. to; too

B. too; to

C. to; to

D. too; too

答案：

A. to; too

(答案→)B. too; to

C. to; to

D. too; too

解析：句意：对我们来说理解他所说的话太难了。Too...to...太而不能，故远B。