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第七篇

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发布时间: 2016-08-25

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1共用题干单选题 3分

Theclocklocatedinsideourbrainsissimilartoourbedsid

  • A. it controls when we wakewhen we eat and when we sleep.
  • B. it has a cycle of 24 hours.
  • C. it is a cycle also called circadian rhythm.
  • D. it can alarm any time during 24 hours.
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正确答案: -

本题解析: 暂无解析

2共用题干单选题 3分

Whatisimpliedinthesecondparagraph?

  • A. Young children"s biological clock has the same rhythm with that of the teenagers.
  • B. People after puberty begin to go to bed earlier due to the change of the biological clock.
  • C. Children before puberty tend to fall asleep earlier at night than adolescents.
  • D. Teenagers go to bed later than they used to due to the light from the computer screen.
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正确答案: -

本题解析: 暂无解析

3共用题干单选题 3分

Inthethirdparagraphtheauthorwantstotellthereaderth

  • A. it is natural for teenagers to stay up late and get up late.
  • B. staying up late has a bad effect on teenagers" ability to think and learn.
  • C. during puberty most teenagers experience a kind of gray cloud.
  • D. it is hard for teenagers to get out of bed in the morning.
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正确答案: -

本题解析: 暂无解析

4共用题干单选题 3分

WhichofthefollowingstatementsisNOTtrueaccordingtot

  • A. Our biological clock resets itself automatically.
  • B. light gets through our eyes and resets our biological clock.
  • C. Our internal clock as well as the alarm clock can be reset automatically.
  • D. Our internal clocklike the alarm clockcan be reset.
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正确答案: -

本题解析: 暂无解析

5共用题干单选题 3分

Accordingtothelasttwoparagraphswhatdidthepreviousr

  • A. The human eye had two light-sensing systems.
  • B. The human eye had one light-sensing system.
  • C. The human eye could sense the light of day more quickly than the dark of night.
  • D. The human eye could reset our internal clocks in accordance with the alarm clocks.
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正确答案: -

本题解析: 暂无解析

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