— The socks must be Linda’s.— No, they         be. They’re too small for her.
#75913
A
mustn’t
B
may not
C
might not
D
can’t
推荐题目
Jim. You are late again.  ---   sorry. I___   next time.
#77072
A
don’t
B
won’t
C
can’t
D
am not
-May we leave the classroom now? -No, you ______. You ______ to leave until the bell rings.
#78353
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed
You       buy a gift, but you can if you want to.
#62926
A
must
B
mustn't
C
have to
D
don't have to
– Must I finish my work today?-- No, you _______.
#75849
A
mustn’t
B
can’t
C
needn’t
D
must