IV. Choose the best option A, B, C or D to indicate the underlined part that needs correction in each of the following questions.
17. Jack, (A) not close the door! We (B) keep it (C) open for (D) the cat!
18. (A) Last summer I (B) went to Nha Trang and (C) buy a lot of (D) souvenirs.
19. I (A) like this game show (B) very much. It (C) is really (D) entertainment.
20. Children now (A) spend (B) much time (C) on the internet than (D) watching television.
21. (A) Please, (B) take these old (C) newspapers to the (D) recycled bin.
22. If robots (A) will (B) do all of our work, we (C) will have (D) nothing to do.
17 A => don't
18 C => bought
19 entertainment => interesting
20 B => more
21 D => recycle
22 A => bỏ