—We’re going to Mountain Yandang this weekend. — .A. Have a good restB. Have a good timeC.

问题补充：

—We’re going to Mountain Yandang this weekend.

— .

A. Have a good rest

B. Have a good time

C. It’s dangerous

D. OK

答案：

A. Have a good rest

(答案→)B. Have a good time

C. It’s dangerous

D. OK

解析：Have a good rest好好休息；Have a good time祝你玩得愉快；It’s dangerous危险！OK好吧！联系上文，这个周末我们要去雁荡山。可知选B，最符合语境。