How many apps in your phone?
1~10
11~20
21~30
31~40
41~50
more than 50
What is the usage（用途） of the phone apps?
food
study
music
camera
entertainment
Communication
etc
Fill in your favorite phone apps. (You can write down more than 1)
When do you usually use the phone apps?
right after you wake up
at class
lunch time
dinner time
at dawn(凌晨）
before go to bed
etc
How long do you use phone apps in a day?
less than 1 hour
1hour~2hour
2hour~3hour
3hour~4hour
more than 4hour
How many times do you use your favoriate phone apps in a day
less than 10 times
10~20times
21~30times
31~40times
more than 40times
How many people do you usually communicate with phone apps？
less than 10
11~20
21~30
31~40
more than 40
Have you ever uninstalled the phone app?
If you have, what is the reason?
useless
shortage of memories
want to install asimilar, better application
etc
What kind of new phone apps do you need?