2020年北师大版八年级下册英语课后练习（6）

一、基础练习短语互译．

• 1．对……感兴趣

  ．
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• 2．嗅觉
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• 3．失踪者
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• 4．听到……正在做某事
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• 5．不是……就是……
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• 6．也，还
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• 7．现在，此刻
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• 8．by using

  （英汉互译）
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• 9．use……to……

  （英汉互译）
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• 10．make sounds to invite

  （英汉互译）
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四、根据中文提示完成句子．

• 29．当我回家的时候，我的狗狗对我摇尾巴，我就会知道这个时候它很高兴．
  When I come home， my dog wags its tail to me and I know it's very happy

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五、阅读短文，回答问题.

• 30．Scientists have found that bees can communicate by dancing and there are many different dances to show different meanings．In all the dances．one of the most important ones is a dance named"Waggle"．This kind of dance can tell the bees at home where it has found the flowers．It swings quickly from one side to the other side，and does the same dance again and again in a circle．When it is dancing，it becomes hotter and hotter，and this can attract more bees to know about that．Then more and more bees will know where they can find more flowers．That's so important for the bees because with that they can make their life better．
      Scientists know this by taking videos of the bees．And in surprise they know that every bee can understand each other very quickly and find the right place soon，They believe the discovery is the milepost of the research of the bees．And at the same time，it can help scientists to find more about the communication between the bees and other secrets．
  
  （1）Can bees communicate by dancing？

  
  （2）What does "Woggle" tell the other bees at home？

  
  （3）How do the scientists know about this？

  
  （4）What does this passage mainly talk about？
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