Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to the sentence(s) in italics.

A.  It was the strong wind which made it difficult for us to put out the fire.

B. When a strong wind began to blow, it was even more difficult to control the fire.

C.  If the wind hadn’t been so strong, it would have been much easier to put out the fire.

D. As the wind was really very strong, it took them a long time to put out the fire.