—Must I return the hook tomorrow morning? —No, you _ .You can keep it longer.
#77732
A
mustn't
B
can't
C
needn't
D
couldn't
推荐题目
Our playground is not so tidy and beautiful as before, students must ____ dirty things on it.  
#74989
A
be stopped to throw
B
be stopped throwing
C
stop to throw
D
stop from throwing
 You ______be tired after working for eight hours without ______ a rest.
#74847
A
can; have
B
may; having
C
must; having
D
need; to have