---Don’t put the waste on the ground.                ---Oh, I’m very sorry. I ________ the dustbin there. 
#102280
A
don’t see
B
isn’t seeing
C
didn’t see
D
haven’t seen
推荐题目
Teenagers _____their health because they play computer games too much.
#100370
A
have damaged
B
are damaging
C
damaged
D
will damage
Would you please keep silent? The weather report ______ and I want to listen to it.
#102812
A
is broadcast
B
has been broadcast
C
is being broadcast
D
had been broadcast
——Is this the first time you _______ Qingdao?—— No, but the first time I _______ here, the city wasn’t so beautiful.
#102306
A
visited; came
B
visited; have come
C
have visited; have come
D
have visited, came