问题
选择题
— What’s wrong with you, Eric? You look tired.
— I ________ to prepare for the final exam last night.
A．picked up
B．woke up
C．stayed up
D．put up
答案
答案：C
题目分析：句意:-你怎么了，Eric？你看起来很累。-我昨天晚上熬夜为期末考试做准备。pick up 拾起，捡起；wake up 唤醒；stay up 熬夜，不睡觉；put up 张贴，搭建。根据句意可知选C。