Đề thi thử thpt quốc gia 2019 môn tiếng anh (Đề số 13)

The exam to (A) become a lawyer is (B) on far the (C) most difficult he (D) has taken

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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.

The exam to (A) become a lawyer is (B) on far the (C) most difficult he (D) has taken.

become

on

most

has

Giải thích

Đáp án B