—Will you join us in the game? —Thank you .A. but why not?B. but I’d rather not.C. and I

问题补充：

—Will you join us in the game?

—Thank you, .

A. but why not?

B. but I’d rather not.

C. and I won’t.

D. and I’ll join.

答案：

A. but why not?

(答案→)B. but I’d rather not.

C. and I won’t.

D. and I’ll join.

解析：Thank you, but ...是委婉拒绝他人邀请的一种表达。