Your grade？
level 3
level 4
level 5
level 6
Whether to fall asleep after 11 p.m？
How much sleep do you get every day？
Less than 6 to 8 hours
More than 8 hours
The reason you stay up late
study
sleeplessness
recreation
else
Does staying up late have a long-term negative effect on you？
Strongly Agree
Agree
Strongly disagree
Disagree
Whether staying up late causes vision and memory to decline？
Strongly Agree
Agree
Strongly disagree
Disagree
Do you prop up your late nights with coffee or dessert？
Do you want to break the habit of staying up late and develop a good routine？
Very much like
Does not matter
wont change
If you want to break your late night habit, the biggest obstacle is this
It affects me that my roommates stay up late
Playing games, computer addiction
Study, work and life pressure
I want to go to bed early but have too many things to do
What can you do to change your late night habits？
Force oneself
The school rules are hard and fast
The school establishes the system of turning off lights
Classmate Supervision
Talk about your opinion on staying up late