A、  B、  C、  B表达观点的陈述句→赞成回答

Why did Richard come so early today?
(A) Because he had to work so late last night.
(B) I didn’ t come that early. I was on time.
(C) So he can get overseas calls.

Since you two worked on the last project, this should be easy.
(A)  I met both of them last year.
(B)  Good, I’ m looking forward to doing that.
(C)  No, that book was very difficult to read.