问题

Could I go boating this weekend, Dad—Yes, you . But you come back before lunch.

A:could; must
B:can; must
C:could; should
D:must; should;

正确答案是：

同类题型

He always brings me a pretty gift ____ hecomes to visit me.

He is _________ of the three.

.—–Are you ____to be out late tonight? —–No,because it is rather cold outside.

so glad I caught you at home. I need your help! –_______, Robin

Hi,Tracy,you look tired. -I am tired.I____ the living room all day. [ ]