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发布时间: 1970-01-01

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1最佳选择题 3分

下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}}

  • A. Tap water reflects the concentrations of hydrogen and oxygen isotopes in different regions.
  • B. Tap water is a kind of soft drink in the United States.
  • C. Tap water contains unique proportions of isotopes of hydrogen and oxygen.
  • D. Tap water is used to cook food.
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2最佳选择题 3分

下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}}

  • A. if our bodies break water down into its parts.
  • B. if it is possible to collect hair samples across the country.
  • C. if tap water contains unique proportions of isotopes of hydrogen and oxygen.
  • D. if the composition of hair can indicate exactly where people are from.
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3最佳选择题 3分

下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}}

  • A. Ehleringer was successful in his research.
  • B. Ehleringer failed in his research.
  • C. Ehleringer can be a successful detective.
  • D. Ehleringer’s research proved successful in China.
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4最佳选择题 3分

下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}}

  • A. The new technique can tell precisely where a person lives.
  • B. Water supplied in different regions all come from the same source.
  • C. Types of water used in different regions provide useful information for the police.
  • D. Hair samples provide the most important clues to identify crimes.
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5最佳选择题 3分

下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}}

  • A. Human hair may help detectives to solve crimes.
  • B. Animal hair may help detectives to solve crimes.
  • C. Detectives watch hairy criminals closely.
  • D. Most detectives are hair specialists.
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本题解析: 暂无解析

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