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 was tired this morning. He stayed up late to watch a football match last night.

Đáp án B

Kiến thức: Kết hợp câu – Câu điều kiện

Câu đề bài: Anh ấy đã mệt mỏi sáng nay. Anh ấy thức khuya để xem một trận bóng đá tối qua.

= B. He wouldn't have been tired this morning if he had not stayed up late to watch a football match last night. (Anh ấy sẽ không mệt mỏi sáng nay nếu anh ấy không thức khuya để xem một trận bóng đá tối qua.)

Xét các phương án khác:

A. He wouldn't be tired this morning if he had stayed up late to watch a football match last night. (Sai nghĩa)

C. If he didn't stay up late to watch a football match last night, he wouldn't be tired this morning. (Sai nghĩa)

D. He would have been tired this morning if he had stayed up late to watch a football match last night. (Sai nghĩa)

Vậy đáp án đúng là B