问题
What do you think we can do for our aged parents?—You __ ___ do anything except to be with them and be yourself.[ ]
A: don’t have to
B: oughtn’t to
C: mustn’t
D: can’t
B: oughtn’t to
C: mustn’t
D: can’t
正确答案是：
同类题型
22 We will never forget this historicallesson written _____ blood
think you us an explanation. —–I will prove what I have done is right and I mean no harm.
She’s never been to Shanghai, ____________ . — ___________. But how she wishes to go there again.