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单选

Wearing a seat belt in a vehicle ____.

  • A.reduces road accidents by more than half
  • B.saves lives while driving at a speed up to 30 miles per hour
  • C.reduces the death rate in traffic accidents
  • D.saves more than 15, 000 lives each year
试题出自试卷《专升本统考英语试题(2)》
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