Jim is tall,but his sisters,Mary and Kathy ,_short A.are both B.all are C.are all D.both are
问题描述:
Jim is tall,but his sisters,Mary and Kathy ,_short A.are both B.all are C.are all D.both are
答
A.are both
因为两个人,用BOTH
BOTH在BE动词后面,实意动词前面.