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
Tom , you_______ leave all your clothes on the floor like this !
#90440
A
wouldn’t
B
mustn’t
C
needn’t
D
may not
He insisted that the doctor         at once.
#87139
A
be sent for
B
was sent for
C
was going to be sent for
D
must be sent for