—Shall we go to play football?
— . Let’s go!
A. Sounds boring
B. That’s a good idea
C. I’m afraid not
D. Thank you
网友回答
A. Sounds boring
(答案→)B. That’s a good idea
C. I’m afraid not
D. Thank you
解析：Shall we do sth？表示建议的意思，故AB都可以回答，又根据答语后文Let’s go!，故选B