问题

Whose book is this — It _______ our teacher’s. You see, his name is on it.

A:can’t be
B:can be
C:mustn’t be
D:must be;

正确答案是：

同类题型

I don’t remember having ever seen John since last weekHas he gone somewhere? — Not reallyHe ______ his newly-bought apartment

My sister_______ I are tidy, _______my brother isn’t.

I can’t catch you. Please explain it in ________ English.[ ]

I can enjoy the moon ___________ the window every night.

Only when he apologizes for his rudeness _____ to himagain