• 目的通过代币制行为矫正法能有效降低注意缺陷障碍学童课堂不注意行为的发生率。

    This case study tried to explore the effects of token economy treatment on the school-aged child with attention deficit hyperactivity dis order (AD HD) in the classroom.

    youdao

  • 尽可能携带----------在消失后物易物交换手段发现盐是极其宝贵的。数量的盐等同于100张美钞。

    As much salt as you can carry with you – With the monetary system gone, the barter system will be the means of exchange and you will find that salt will be extremely valuable.

    youdao

  • 尽可能携带----------在消失后物易物交换手段发现盐是极其宝贵的。数量的盐等同于100张美钞。

    As much salt as you can carry with you – With the monetary system gone, the barter system will be the means of exchange and you will find that salt will be extremely valuable.

    youdao

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