15000 bài tập tách từ đề thi thử môn Tiếng Anh có đáp án (Phần 40)

The doctors know that it is very difficult to save the patient's life, _______ they will try their best. A. but B. although C. despite D. however

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The doctors know that it is very difficult to save the patient's life, _______ they will try their best.

but

although

despite

however

Giải thích

Đáp án A