--Don’t smoke here. Look at the sign please. –Sorry, I _________it.
#37107
A
don’t notice
B
can’t notice
C
won’t noticing
D
didn’t notice
推荐题目
There are many people downstairs. What do you think _____? 
#40285
A
to happen
B
is happening
C
is happened
D
happened
A long time __________ since he ________ Shanghai.
#39806
A
have passed, left
B
has passed, left
C
have past, has left
D
has past, left