And then, teachers organized students into two groups, started their first game on the track and field – throw out and take back balloon full with water.

然后，将同学们分成两组，在田径跑道上组织开展了抛接装水气球的游戏。

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You throw out little slips of paper and they take turns going back and forth.

你如果将竞价写在纸上，他们会来来回回地传阅。

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"Every once in a while you take it out and throw it back and forth, " he says.

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