— _______ I ask you something, if you are not busy?—Yes, of course you _______. 
#62809
A
Should; should
B
Could; can
C
Could; could
D
Can; Could
推荐题目
You _____ to the meeting this afternoon if you have something important to do.
#75273
A
needn’t to come
B
don’t need come
C
don’t need coming
D
needn’t come
Lucy’s colour ________blue because she likes to be the leader, so it __________red.   
#77316
A
can’t be, must be
B
can’t be, mustn’t be
C
should be , must be
D
must be, can’t be
Mike ______have stolen the money from the bank,______he appeared to be rich overnight.
#62763
A
can’t; for
B
might; for
C
must; since
D
can’t; since