问题

Billy really likes listening to different kinds of music, so the CD must belong ________.

A:in; on
B:不填; in
C:at; in
D:不填; on;

正确答案是：

同类题型

It is really a challenging job to deal with people _____ various ages and backgrounds　　[ ]

He hhis mind at the last minute.

The matter was much thaneveryone had expected.

Betty is very popular because she is easy____ .

Mom, these are my friend Peter and________ brother Bill.