. ------Don’t put the waste on the ground.                ------Oh, I’m very sorry. I ____ the dustbin there. 
#103748
A
don’t see
B
isn’t seeing
C
didn’t see
D
haven’t seen
推荐题目
Great changes _______ in this city over the past five years.
#102545
A
took place
B
have taken place
C
were taken place
D
have been taken place
As time _______ on, Sally began to wonder if Bruce ________ Bilk’s new poem called Tabled’ Hute.
#104286
A
has gone; had read
B
went; has read
C
goes; has read
D
went; had read