Câu hỏi :

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions .

A. travelers have to spend more money flying westward than eastward. 

B. there are more travelers in westward flights than in eastward ones. 

C. westward travelers become friendlier than eastward ones. 

D. travelers do not sleep as well in eastward flights as in westward ones.

* Đáp án

* Hướng dẫn giải

Đáp án : D

Từ cuối dòng 3 đoạn 3: NASA studies of long haul pilots showed that westward travel was associated with significantly better sleep quantity and quality than eastward flights. -> bay về phía đông thường dễ ngủ hơn và lâu hơn so với những chuyến bay về phía tây

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