---Then see you on New Year’s Day.So long! And!A. at bestB. all the bestC. all the tim

问题补充：

---Then see you on New Year’s Day.

--- So long! And!

A. at best

B. all the best

C. all the time

D. all the same

答案：

A. at best

(答案→)B. all the best

C. all the time

D. all the same

解析：all the best用于道别时,表示祝愿的用语, 意思为 “祝你一切顺利;”