—I _____ thank you enough for what you have done for me. —You’re welcome.
#87895
A
may not
B
will not
C
must not
D
can not
推荐题目
I’d rather you did some housework when you are free ,but you .
#88994
A
didn’t
B
shouldn’t
C
weren’t
D
don’t
You __________ have told him my comment on him. Now, he is very angry with me.
#87637
A
needn’t
B
couldn’t
C
shouldn’t
D
mustn’t
---Your sister nearly _______ all her spare time to her study during the three years. ----That's right， or she ________ the first place in her school in the College Entrance Examination.
#90534
A
devoted; wouldn't have taken
B
spent; wouldn't have taken
C
had devoted; hadn't taken
D
had spent; couldn't take
But for friction (摩擦力), people ______ neither walk, nor even stand up.
#86752
A
can
B
were able to
C
will be able to
D
could