问题

How’s your new babysitter? —We ______ ask for a better one. All of our kids love her so much.

A:might
B:mustn’t
C:couldn’t
D:should

正确答案是：

同类题型

These years, China’s agriculture has been developing steadily, thus light industry with ample raw materials.

May I speak to Rachel—_________, but I’m afraid you have the wrong number.

Out _____ , and away ______ .

It was in the beautiful park____was locatedby the sea____we first met our new Chinese teacher．

_ progress it is, you can’t stopmoving forward.