—Let’s go fishing this afternoon. —.A. Good idea.B. Yes I’d love to.C. I like fish a lot.

问题补充：

—Let’s go fishing this afternoon.

—.

A. Good idea.

B. Yes, I’d love to.

C. I like fish a lot.

D. No problem.

答案：

(答案→)A. Good idea.

B. Yes, I’d love to.

C. I like fish a lot.

D. No problem.

解析：句意：——让我们今天下午去钓鱼吧。——好主意。A. Good idea.好主意；B. Yes, I’d love to. 是的，我想去；C. I like fish a lot.我非常喜欢鱼；D.No problem.没问题。根据Let’s go fishing可知这是在建议去钓鱼，表示同意可以说Good idea.故选A。