We spent about one-third of our lives sleeping. We know relatively little about sleep.
A. We know relatively little about sleep, as a result, we spend about one-third of our lives sleeping.
B. We shall know more about sleep if we spend more than one-third of our lives sleeping.
C. We spend about one-third of our lives sleeping so that we know relatively little about sleep.
D. Despite spending about one-third of our lives sleeping, we know relatively little about sleep.
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Đáp án D
Chúng ta đã dành ra 1/3 cuộc đời để ngủ. Chúng ta biết rất ít về giấc ngủ.
= Mặc dù dành ra 1/3 cuộc đời để ngủ, nhưng chúng ta biết rất ít về giấc ngủ.
Cấu trúc câu tương phản, đối lập: Despite N/V-ing, S V O (Mặc dù…, nhưng…).
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