题干
—I quarreled with my deskmate yesterday. It’s all my fault.
—Look, she is just over there. —go and say “sorry” to her.
—Look, she is just over there. —go and say “sorry” to her.
A：You know the drill
B：Believer it or not
C：To be exact
D：It all depend
答案(点此获取答案解析）
A
、
且
恒成立，则
的最小值是： （ ）