難度:★ 考點:情態動詞的使用
1.-Is that your teacher?
-That_____be Mr.Wang.He has gone to Japan with his wife.
A.can't B.mustn't C.may not
2.-Shall we take a taxi?
-No,we.It's not far from here.
A.can't B.mustn't C.shouldn't D.needn't
3.-Who is that?
-It_____be Shirly.Only she is in red today.
A.could B.may C.must
4.-_____your brother speak Japanese?
-Yes,he has learnt it in Tokyo for three years.
A.Should B.Must C.Can D.May