12 isn't touching 

-> would you mind + v-ing 

13 to dissapoint 

-> sorry + to v 

14 to sign 

-> told / tell + to V 

15 going 

-> enjoy + v-ing 

16 to meet 

-. forget + to V 

17 to give

-. forget + to V 

18 won't go 

19 speaking 

-. pratised + v-ing 

20 to understand 

21 drinking 

-> likes + v-ing 

22 to write 

-> asked + to V 

23 smoked

-> thời gian + ago là dấu hịu nhận bt thì QKĐ 

24 my answer 

-> ta có cấu trúc :  Refuse  somebody something

25 going 

-> suggest + V-ing 

26 camping 

27 to buy 

-> want + to V 

28 to spend 

-. regest + To

v 

29 to say

-> reget + to V 

30 to do