It was suggested that Pedro studies (A) the material more (B) thoroughly before

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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.

It was suggested that Pedro studies (A) the material more (B) thoroughly before attempting (C) to pass (D) the exam.

studies

attempting

to pass

Giải thích

Cấu trúc: It be suggested that + S + Vo

studies => study

Tạm dịch: Mọi người đề nghị Pedro nghiên cứu tài liệu kỹ hơn trước khi cố gắng thi đỗ kỳ thi.

=> Chọn A