Sossss cíu e với, e đang cần gấp

16. B

17. C

18. B

19. D

20. C

21. C

22. A

23. B

24. B

25. A

26. A

27. B

28. B

29. A

30. C

31. B

32. A

33. C

34. B

35. C

=> Cách dùng in/on/at

Time: 

- in: Centuries (ex: the 1900's), Decades (ex: the 90's), Years (ex: 2000), Months (ex: July), Weeks (ex: 2 weeks)

-> chỉ chung chung

- on:  Days (ex: May 9th, 2000), Weekend

ex: Let's meet on Sunday.

-> Cụ thể hơn

- at: Hours (ex: 7 am, noon, midnight, Christmas,...)

ex: Let's meet at 9 o'clock.

-> Rất cụ thể

Location:

- in: country (ex: Vietnam), city (ex: London), neighborhood (ex: Chinatown)

-> chung chung

- on: streets, avenues

Ex: I live on Oxford Street.

-> Cụ thể hơn

- at: address, specific location

Ex: I live at 13 Oxford Street.