问题

He _______ have taken your car by mistake because he didn’t have the keys.
A:mustn’t
B:shouldn’t
C:couldn’t
D:needn’t
B:shouldn’t
C:couldn’t
D:needn’t
正确答案是:
同类题型
really busy these days, otherwise I _______ toyour birthday party last night
will you be away—In a couple of weeks.
derstanding me, my husband simply ignored me— emotionally, physically as well.
We wonder if our teachers to our party next weekend.If they–, we’llbe very happy.
In the past few years there _________great changes in my hometown.