—Where on earth have they gone?—I have no idea, but I wish I          .
#87732
A
know
B
knew
C
would know
D
would have known
推荐题目
 Don’t handle the vase as if it ____ made of steel.
#87352
A
is
B
were
C
has been
D
had been
The chairman requested that ___________. 
#89880
A
the members studied the problem more carefully
B
the problems were more carefully studied
C
the problems could be studied with more care
D
the members study the problem more carefully
But for their help, we ______ the program in time.
#87442
A
can not finish
B
will not finish
C
had not finished
D
could not have finished
Thank you very much. But for you, I ____ in the fight yesterday.
#90233
A
would have been died
B
would have been killed
C
should die
D
would have killed