Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

Question 43. (A) According to a research, (B) many traumatic experiences (C) has been traced to events (D) during childhood.

A. According                       B. many                             C. has been                       D. during

Question 44. These dams were (A) used to control flooding, provide water for (B) irrigation, and (C) generating electricity (D) for the local area.

A. used to control flooding  B. irrigation                       C. generating                    D. for

Question 45. When you talk (A) to the old woman, please remember (B) to speak out (C) as she's (D) hard of hearing.

A. to                                     B. to speak out                  C. as                                  D. hard of

17. Đề thi thử THPT 2021 - Tiếng Anh - Nhóm GV MGB - Đề 17 - có lời giải