#Zenhayquao
Ex2.
1. aren't I
2. shall we 
3. will you
4. won't he
5. isn't he
6. mustn't they
7. shall we
8. isn't it
9. are they
10. isn't it
11. can't they
12. did they
13. did it
14. aren't I
15. hadn't he
16. does he
17. have you
18. did they
19. will you 
20. isn't it
21. will you
22. will you 
23. did they
24. isn't it
25. don't you
           Câu hỏi đuôi
S + V, TĐTn't + S ?
S + TĐTn't +V, TĐT + S ?
HTĐ : do/ does
HTTD : am/ is/ are 
TLĐ : will/ can/ may/ must/ should/ ........
QKĐ : did
HTHT : have/ has
Note : * I am ..... , aren't I ?
           * Everybody/ Everyone/ Somebody/ Someone/ No one/ Nobody/ Ns/ The + adj/ These,                       Those ,..... they ?
           * Nothing/ N/ This/ That ,...... it ?
           * S +never/ hardly/ seldom/ little ......, TĐT + S ?
           * There + is/ are ....., ...... there ?
           * Let's + V, shall we ?
           * V/ Don't V , will you ?
           * What a nice day today, isn't it ?
           * I think S2 , .............. ? (TĐT chia theo S2)
              S1 think S2 , ............... ? (TĐT chia theo S1)
           * Let me go out, will you ?
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