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

46/50

Mark the letter A, By Cy 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.

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

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

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

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

Giải thích

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.