Chap. 21

1 chap.1 

2 Chap.2 

3 chap. 3 

4 chap. 4 

5 Chap. 5 

6 thông báo;-; 

7 Chap.6 H 

8 chap. 7 

9 chap. 8 

10 Chap. 9 

11 Chap. 10 

12 sinh nhật.p1 

13 sinh nhật. p2 

14 Chap. 11 

15 Chap. 12 

16 Chap.13 

17 Chap. 14 

18 Chap.15 và câu hỏi vô tri 

19 Chap. 16 

20 Chap. 17 

21 Chap. 18 

22 Chap. 19 

23 Chap. 20 H 

24 Chap. 21 

25 Chap. 22 

26 Chap. 23 

27 Chap. 24 

28 Chap. 25 

29 Chap. 26 

30 Chap. 27 

31 không phải chap:() 

32 Chap. 28 

33 Chap. 29 

34 Chap. 30 

35 Chap. 31 

36 Chap. 32 

37 Chap. 33 

38 Chap. 34 

39 Chap. 35thời khoá biểu như cặk 

40 Chap. 36 

41 Chap. 37 