Thank you for giving me a hand. I ______ in the experiment without your valuable help.
#89288
A
have failed
B
will fail
C
would have failed
D
must have failed
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This computer is of good quality. If it ___________ break down within the first year, we would repair it at our expense.
#87143
A
would
B
could
C
should
D
might
I told Sally how to get here, but perhaps I _______ for her.
#89978
A
had to write it out
B
must have written it out
C
should have written it out
D
ought to write it out
I told your friend how to get to the hotel， but I perhaps I __________ have driven her there.
#90457
A
could
B
must
C
might
D
should
President Hu Jintao urged that every effort to_____rescue and treat the injured when the earthquake happened in Sichuan this year．
#89706
A
is made
B
must be made
C
should make
D
be made
—I failed again. I wish I _________ harder.—But you _________.
#87572
A
had worked; hadn’t
B
worked; don’t
C
had worked; didn’t
D
worked; didn’t