Their answers are exactly the same — one of them ______ from the other.
#88171
A
must copy
B
must have copied
C
should copy
D
should have copied
推荐题目
If you had got up early, you_____ the early bus.
#87665
A
have caught
B
will have caught
C
would have caught
D
had caught
He ___ work in Hangzhou, did he?
#88928
A
usedn’t
B
didn’t used
C
used to
D
usen’t to
—Is the letter from your mother?—Yes. But she ________ the letter herself, because she doesn't even know one word.
#86535
A
needn't have written
B
can't have written
C
might not have written
D
should not have written
I _________ you, but I was busy all the time yesterday afternoon.
#89611
A
could help
B
had helped
C
helped
D
could have helped