问题

All of us had a good time in the picnic last Sunday.Pity you weren’t there.—I really ________ come but I was looking after my mother in hospital.[ ]

A: must
B: ought to
C: need have
D: should have

正确答案是：

同类题型

Letterboxes are much more __________ in the UK than in the US, where most people have a mailbox instead.

If Newton lived today, he would be surprised by what in science and technology.[ ]

Everyone except Mary _______ to the party last week.

______ some problems have arisen in the process, we are confident that we can handle them

But for your help，I ________ the place.