These students tend to sleep in class or even skip classes.
這些學生往往會在課上睡覺，甚至是選擇逃課。
Some children often sleep in class.
有些小朋友上課經常睡覺。
You got plenty of sleep in class.
你在課上睡得夠多了。
You should have known that you are not allowed to sleep in class.
你應該知道，上課睡覺是不允許的。
Dick: Dad, I had a long sleep in class today.
迪克：爸爸，我今天在課堂上睡了個好覺。
