students n＿＿＿ sleep for eight hours

题目

students n＿＿＿ sleep for eight hours
Sudents n＿＿＿ sleep for eight hours.
中间应该填什麽?
要一个N开头的词
补一个问题..
Don't g___ stressed out.It'll make you sick.

答案

1、need 学生需要8小时睡眠.
2、get,别紧张,这会让你生病