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.
When attempt (A) to explain (B) children’s (C) good preferences, researchers are faced with (D) contradictions.
A. attempt
B. to explain
C. children's
D. with
Đáp án A
Sửa: attempt -> attempting
Vì khi rút gọn mệnh đề trạng ngữ chủ ngữ phải giống nhau:
- Chủ động: V_ing
- Bị động: V_ed