II. Chọn phương án (A hoặc B, C, D) ứng với từ cụm từ có gạch dưới cần phải sửa để các câu sau trở thành chính xác. 13. It is complicated because pollution is caused by things when benefit people. A B C D 14. New Year Day is the day where my family members gather and enjoy it together. A B C D 15. The man whom helped you yesterday is a television reporter. A B C D 16. I don’t know the reason on when Jonathan was sacked. A B C D 17. That commentator, his name I have forgotten, is very well-known. A B C D 18. What is the name of the girl whom has just come in? A B C D 19. I enjoyed the book that you told me to read it. A B C D 20. Have you ever been to Da Lat when my father has a lovely house? A B C D