Look! We can’t cross the bridge. It   by some workers.
#77698
A
repairs
B
is repaired
C
is being repaired
D
is repairing
推荐题目
I have trouble ________ the new words. 
#75119
A
memorize
B
to memorize
C
memorizing
D
memorized
----I passed the college entrance examination.----Congratulations! You________.
#63093
A
could have studied hard
B
must have studied hard
C
should have studied hard
D
might have studied hard