These achievements_______ without the contribution of Qian Xuesen, a key leader of the New China's nuclear, missile and so on．
#89859
A
would have been unthinkable
B
would not be unthinkable
C
would be unthinkable
D
would not have been unthinkable
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Your advice was a great help to us, without which all our efforts .
#87386
A
wouldn’t pay off
B
hadn’t paid off
C
wouldn’t have paid off
D
didn’t pay off
— I hear you’re got a set of valuable Australian coins. ______ I have a look ?— Yes, certainly.
#90280
A
Do
B
May
C
Will
D
Should
If we ________ the other road, we might have arrived here in time for the meeting.
#86996
A
had taken
B
take
C
took
D
have taken
—Shall we finish the project two days ahead?—I’m afraid we , in case the heavy storm comes suddenly.
#87103
A
may
B
will
C
can
D
must
—I’ m sorry. I ______ at you the other day.---Forget it. I was a bit out of control myself.
#87288
A
shouldn’t shout
B
shouldn’t have shouted
C
mustn’t shout
D
mustn’t have shouted