教室里灯还亮着 一定有人在学习`
The light are still___ ___ ___ be someone ___ in the classroom
以前我的睡眠很好，但现在我老睡不着
I ___ ___ sleep ____.___, I can't get to sleep at night
參考答案:1. The light are still on, there must be someone studying in the classroom.
2. I used to sleep well. Now, I can\'t get to sleep at night
