— I think we should phone Susan and apologize to her.
— It was our fault
A. No way.
B. No wonder.
C. Why not?
D. Not at all.
网友回答
A. No way.
B. No wonder.
(答案→)C. Why not?
D. Not at all.
解析：考察交际用语。A不可能；B难怪C为什么不？D一点也不；句意：—我认为我们应该打电话给Susan向他道歉。—为什么不呢？这是我们的过错。根据句意说明后者同意前者的建议，故C正确。