Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

Thanh: “Lan’s the best singer in our school.” Nadia: “______”

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

I could hear voices but I couldn’t ______ what they were saying

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Due to ever more spreading poaching, there ______ a dramatic decline in the number of elephants over the last decade 

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

You can use my car ______ you drive carefully

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. He's sometimes bad-tempered but he's a good fellow ______.

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.

These exercises look easy, but they are very relatively  difficult for us

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

A large number of workmen ______ because of the economic recession

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

Communities in remote areas are extremely _____ to famine if crops fail