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    科目： 来源： 题型：单选题

    We had better________more exercise and________much meat．


    1. A.
      to take．not to eat
    2. B.
      take，not eat
    3. C.
      take，not to eat
    4. D.
      to take，not eat

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    科目： 来源： 题型：单选题

    You have________on the right of the streets in China．


    1. A.
      drive
    2. B.
      driving
    3. C.
      to drive
    4. D.
      driven

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    科目： 来源： 题型：单选题

    He decided on________to his hometown．


    1. A.
      to return
    2. B.
      return
    3. C.
      returned
    4. D.
      returning

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    科目： 来源： 题型：单选题

    He felt it difficult to learn English，but he didn't give up________English．


    1. A.
      learn
    2. B.
      to learn
    3. C.
      to learning
    4. D.
      learning

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    科目： 来源： 题型：单选题

    If you can improve your study method，I don't think you will have difficulty________English．


    1. A.
      to learn
    2. B.
      learn
    3. C.
      to learning
    4. D.
      learning

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    科目： 来源： 题型：单选题

    We mustn't throw dirty things into the rivers so that the dirty things can be prevented from________the water．


    1. A.
      pollute
    2. B.
      polluting
    3. C.
      to pollute
    4. D.
      pollutiom

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    科目： 来源： 题型：单选题

    Something must be done to stop the bird flu________．


    1. A.
      from spread
    2. B.
      spread
    3. C.
      spreading
    4. D.
      to spread

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    科目： 来源： 题型：单选题

    The workers spent two years________the tunnel．


    1. A.
      to build
    2. B.
      built
    3. C.
      building
    4. D.
      to building

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    科目： 来源： 题型：单选题

    Don't waste so much time________computer games


    1. A.
      to play
    2. B.
      play
    3. C.
      playing
    4. D.
      to playing

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    科目： 来源： 题型：单选题

    What’s this? It's a________.


    1. A.
      egg
    2. B.
      apple
    3. C.
      banana
    4. D.
      orange

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