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 measures (A) have contributed to the effort to preserve biodiversity and (B) put an end to the (C) illegally use and trafficking of wildlife (D) across the country.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

The more _____________ you look, the better you will feel.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

After six months of convalescence in a nursing home, Tim is finally on the _____________ 

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

You should _____________ more attention to what your teacher explains.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

The Foreign Ministries of Vietnam and Mexico agreed _____________ measures to boost the bilateral cooperation between the two nations.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Police have not revealed the _____________ details of the case.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

He didn’t hurry. Therefore, he missed the plane