—Shall I help clean the kitchen, Mum?—Thank you.But you ________ it because I can do it myself.
#86356
A
mustn't have done
B
wouldn't have done
C
mightn't have done
D
haven't got to do
推荐题目
--Listen! Someone is knocking at the door.-- ______ be Mary. She has just been to Beijing
#89781
A
She mustn’t
B
It can’t
C
It must
D
She may
It’s unbelievable that such a small girl ____ have so much knowledge about computer.
#89112
A
could
B
would
C
should
D
might
___ for the fact that you were lazy, you could have finished the assignment by now.
#87795
A
It were not
B
Weren’t it
C
Had it not been
D
Had not been
No student go out of school after eleven o’clock at night without the teacher’s permission.
#87116
A
shall
B
must
C
will
D
may