______ it______ for your help，I couldn't have made any progress．
#86915
A
Had；not been
B
Should；not been
C
Did；not been
D
Not；be
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－Oh, it’s you, Steve! I ______ you. －No surprising. I’ve just had my hair cut.
#87982
A
don’t recognize
B
haven’t recognized
C
didn’t recognize
D
hadn’t recognized
If we________a table earlier，we wouldn’t be standing here in a queue.
#86476
A
have booked
B
booked
C
book
D
had booked
—Where are the children？The dinner's going to be completely ruined.—I wish they ________ always late.(2011·北京)
#86548
A
weren't
B
hadn't been
C
wouldn't be
D
wouldn't have been
It is strongly recommended that the machine_____________ every year.
#86995
A
are checked
B
should check
C
checked
D
be checked
I told your friend how to get to the hotel, but perhaps I______have driven her here.
#87301
A
could
B
should
C
must
D
might