◎ 题干
Many animals use some kinds of language .They use signals (信号) and the signals have meaning , For example, When a bee has found some food , it goes  21  its home .It is 22  for a bee to tell  23  bees where the food is by speaking to  24  ,but it can do a little dancing .This tells the bees where the food is and   25  it is . 
Some animals show how they feel by making sounds . It is not difficult to tell that a dog barks (吠)  26 it is angry .Birds make several different sounds .and  27 has its own meaning . Sometimes we humans make sounds ,  28  we make sounds like OH or OUCH to show we feel about something or when we  29 something on our feet.
We humans have languages. We have words .These words have the meaning of things actions (行动),feeling or ideas .We are able to give each other information by writing down words .in this way , we can  30  what has happened or send the messages to people far away.
小题1:
A.out ofB.on withC.away fromD.back to
小题2:
A.importantB.difficultC.unnecessaryD.impossible
小题3:
A.each otherB.anotherC.the otherD.others
小题4:
A.itB.himC.themD.themselves
小题5:
A.how longB.how far awayC.how manyD.how old .
小题6:
A.so thatB.beforeC.untilD.because
小题7:
A.eachB.everyC.allD.some
小题8:A.In the same sound     B by the different sound 
C.In the same way      D.By the different way
小题9:
A.putB.dropeC.fellD.set
小题10:
A.speakB.rememberC.knowD.understand.
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◎ 知识点
    根据n多题专家分析,试题“Many animals use some kinds of language .They use signals (信号) and the signals have meaning , For example, When a bee has found some food , it goes 21its home…”主要考查了你对  【科教类阅读】【健康环保类阅读】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。