问题

Have you seen Bill recently — Oh, no! Nobody knows ______ he is! Everyone is looking for him.

A:where
B:what
C:who
D:how;

正确答案是：

同类题型

The boy will make a lot of trouble when____________ alone.

e general manager can’t use his office at the moment, which ______.

What’s _________ favourite sport—— Pingpong.

Helen listened carefully _____ she might discover exactly what she needed

Boys and girls, you can make your a partner.