苯乙双胍的严重不良反应是：

A．精神错乱

B．乳酸血症

C．嗜睡

D．眩晕

E．粒细胞减少

She is always smart and cheating others. I can't believe she was ____ by him this time, who is a little dull boy.

A．taken up

B．taken down

C．taken in

D．taken on