---Don't put the waste on the ground. ---Oh, I'm very sorry. I ________ the dustbin（垃圾箱） there.
#101450
A
don't see
B
isn't seeing
C
didn't see
D
haven't seen
推荐题目
Ladies and gentlemen, please fasten your seat belts. The plane _____.
#102445
A
takes off
B
has taken off
C
took off
D
is taking off.
After Jack had sent some e-mails, he _______ working on his project.
#102159
A
had started
B
has started
C
started
D
starts
—The food here is nice enough.—My friend________me a right place.
#99199
A
introduces
B
introduced
C
had introduced
D
was introducing
The room is very large and only little room_______ by the new piano.
#103344
A
are taken up
B
takes up
C
is taken up
D
is taking up
—According to the agreement,you must finish the work by this month.—Don’t worry.We’re trying hard and it that long.
#103951
A
hasn’t lasted
B
won’t last
C
didn’t last
D
doesn’t last