You ________ pay too much attention to your reading skill, as it is so important.
#86583
A
can't
B
shouldn't
C
mustn't
D
needn't
推荐题目
I was too busy at that time, ________ I would have given you a hand.
#88975
A
even though
B
so
C
otherwise
D
nevertheless
Don''t be worried . The news ____ be true . 
#89748
A
may not
B
mustn''t
C
needn''t
D
shan''t
You look so tired tonight. It is high time you_________.
#90004
A
went to bed
B
went to sleep
C
go to bed
D
to sleep