这题为什么选这个答案?You don't look well.Are you ill?

问题描述:

这题为什么选这个答案?You don't look well.Are you ill?
You don't look well.Are you ill?— No,the exam is coming and I _____ reading until midnight
Astayed up B kept up C woke up D got up
答案我知道,只讲原因!

A 意思是不睡觉熬夜,B去掉up 可以,keep doing , 带着up不伦不类C 是叫醒的意思.D 是起床