Question

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

We spend about one-third of our lives sleeping. We know relatively little about our sleep.

A. We shall know more about our sleep if we spend more than one-third of our lives sleeping

B. We know relatively little about our sleep; as a result, we spend about one-third of our lives sleeping

C. Despite spending about one-third of our lives sleeping, we know relatively little about our sleep

D. We spend about one-third of our lives sleeping so that we know relatively little about our sleep

Answer 1

Đáp án C.

Tạm dịch: Mặc dù dành 1/3 quãng đời của mình để ngủ, chúng ta biết rất ít về giấc ngủ của mình.

Đáp án A, B, D sai nghĩa.