Câu hỏi: Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the following questions.
It was suggested that Pedro studies the material more thoroughly before attempting to pass the exam
A. studies
B. more
C. attempting
D. to pass
It was suggested that Pedro studies the material more thoroughly before attempting to pass the exam
A. studies
B. more
C. attempting
D. to pass
"Studies" đổi thành "study" vì là cấu trúc giả định sau "suggest"
Đáp án A.