— Jenny let’s go to the party tonight. — I have a lot of homework to do.A. Good idea.B.

问题补充：

— Jenny, let’s go to the party tonight.

— I have a lot of homework to do.

A. Good idea.

B. Why not?

C. I think so.

D. I’m sorry.

答案：

A. Good idea.

B. Why not?

C. I think so.

(答案→)D. I’m sorry.

解析：考察交际用语。A好主意；B为什么不？C我也这么认为。D对不起；句意：—Jenny，具体晚上我们去参加聚会吧！—对不起，我有很多的家庭作业要做。根据后半句说明是拒绝对方的建议。故D正确。