高中教育高三英语【新人教版】（广东专版）高三英语一轮复习同步精练（附解析）：必修1 Unit 1

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• 1What is the main topic of the passage、

  A.Research on the causes and consequences of sleep-deficit.

  B.The epidemic of sleepiness in the modern times.

  C.The history of people’s sleeping patterns.

  D.The minimum of our sleeping hours.

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• 2Which of the following is Dr David’s opinion、

  A.People who think they are sleeping enough are better off than those who don’t.

  B.Some people can remain energetic with only 6.5 hours’ sleep a night.

  C.If they get 8.5 hours’ sleep，people will be full of drive and ambition.

  D.People’s mental power suffers if they are lacking in sleep.

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• 3People in the 18th and 19th centuries slept about 9.5 hours a night because ________.

  A.they were forced by their parents to do so

  B.they knew what was best for their health

  C.they had no electricity

  D.they were not so dynamic and ambitious as modern people are

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• 4The major cause of sleep-deficit of modern people is ________.

  A.the endless TV programmes in the evenings and the Internet

  B.the pressures of the day

  C.the sufficient energy modern people usually have

  D.loud noises in modern cities

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• 5What does the word “subjects” in Paragraph 4 mean、

  A.Persons or things being discussed or described.

  B.Branches of knowledge studied in a school.

  C.Persons or things being treated in a certain way or being experimented on.

  D.Any member of a state apart from the supreme ruler.

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