(2013·哈尔滨四校高三统一检测)Look! There are so many mistakes in your composition. You ________ have fixed full attention on it.
#86572
A
can
B
should
C
need
D
might
推荐题目
___ 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
 The work ____ be finished in such a short time . 
#89765
A
wasn''t able to
B
couldn''t
C
ought
D
could
 If I _______ that program the day before yesterday, my computer wouldn’t have broken down.
#86758
A
didn’t run
B
haven’t run
C
hadn’t run
D
were not to run