16. C

S + be/ V + adj/ adv + enough   + ( for + sbd) + to V

17. d

- Vì vế sau có but nên ý nghĩa câu sau phải trái ngược câu trước 

- disagree: không đồng ý

- Vì vế trước thì Quá Khứ Đơn nên vế sau cũng phải chia QKĐ → disagreed

18. a

- outside được dùng như trạng từ

- Dịch: Bên ngoài trời đang mưa. Đi thôi.

19. a

- Thì Hiện Tại Tiếp Diễn dấu hiệu "Look!"

- S + am/is/are + Ving 

20. d

many = countless: nhiều

21. b

22. c

23. c

asked sbd to do sth: hỏi ai làm gì

24. a

let sbd do sth: cho phép ai làm gì

16. We are … to drive a car.
A. old enough not  B. not enough old  C. not old enough  D. enough not old
17. I said it was a good film, but Jason ______ with me. 
a. agrees    b. disagrees   c. agreed   d. disagreed 
18. It’s raining _______ .Let’s go. 
a. inside    b. outside  c. insides    d. outsides
19. Look! The baby______ going to eat the dog’s food! 
a. is   b. was   c. are      d. were 
20. I tried to phone him countless times but he wasn’t there. 
a. few   b. little   c. much     d. many 
21. She felt and hurt_______ .  
a. her   b. herself  c. himself              d. myself 
22.They bought _____anew car. 
a. theyseif   b. theyselves   c. themselves    d. themself
23. I asked Sara ______ me to the station. 
a. drive    b. drives  c. to drive     d. driving
24. Her parents won’t let her_______ with her friends. 
a. go out    b. goes out  c. to go out     d. going out