—I'm not sure what to get for her birthday.
—Oh, I've no idea, ________.
A:too
B:either
C:also
D:as well
公元前260年,秦大破东方六国中实力最强的赵国军队,坑杀赵军士卒40多万人,从此,六国再也无力抵御秦国攻势。这场战争是( )
John his father.He very handsome.
正四面体ABCD(六条棱长都相等)的棱长为1,棱AB∥平面,则正四面体上的所有点在平面α内的射影构成的图形面积的取值范围是( )