问题描述：
—There is somebady at the door.Who _____ it be?
—It ______ be Mr.Huang ,the driver.I asked him to come and get me this time.
A.may;must not
B.will;may
C.can;must not
D.could; must
—It ______ be Mr.Huang ,the driver.I asked him to come and get me this time.
A.may;must not
B.will;may
C.can;must not
D.could; must
问题解答：
我来补答展开全文阅读