久久久无码人妻精品无码_6080YYY午夜理论片中无码_性无码专区_无码人妻品一区二区三区精99

A senior university student sits in front of a computer at an Internet bar in Xi'an, North China's Shaanxi Province, September 9, 2006. The student stayed in the Internet bar for 28 consecutive days. [Lu Jing/Huashang News]

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32