人教版（2019）必修3《Unit 4 Space Exploration Section C》2021年同步练习卷

Ⅰ.单句填空

• 1．They are determined

  （recycle） their garbage because they care about the environment.
  组卷：2引用：2难度：0.7

  解析

• 2．The research

  （lack） solid evidence，and therefore，its conclusions are doubtful.
  组卷：1引用：1难度：0.7

  解析

• 3．Can you tell the pupils why ships are able

  （float） on the sea？
  组卷：1引用：1难度：0.7

  解析

• 4．I haven't seen Sara since she was a little girl，and she has changed

  recognition.
  组卷：0引用：2难度：0.7

  解析

• 5．Only when agriculture is fully developed can industry have

  （sufficiency）materials and markets.
  组卷：7引用：4难度：0.7

  解析

• 6．Mankind has always been keen

  exploring and learning more about the world we live in.
  组卷：0引用：1难度：0.8

  解析

• 7．Do you know who is the first person that got

  （marry） in space？
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  解析

Ⅲ.完成句子

• 20．We were astonished

  （发现） the temple still in its original condition.
  组卷：1引用：2难度：0.9

  解析

• 21．The children all turned

  （看）the famous actress as she entered the classroom.
  组卷：1引用：1难度：0.7

  解析