—Let’s go and have a good drink tonight. — Have you got the first prize in the competition

问题补充：

—Let’s go and have a good drink tonight.

— Have you got the first prize in the competition?

A. What for?

B. Thanks a lot.

C. Yes，I’d like to.

D. Why not?

答案：

(答案→)A. What for?

B. Thanks a lot.

C. Yes，I’d like to.

D. Why not?

解析：选项A用来询问目的；B项是对人所提供的帮助表示感谢；C、D两项都是对问题的回答。而从第二个人的答语可知，他不知对方为何请他喝酒，故选A。