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1·In the classroom time only then four hours, one half makes the classroom game, use one's head through the game way, grasp some elementary knowledges and the skill.

在课堂上的时间只有四个小时，其中一半还是做课堂游戏，通过游戏的方式动脑筋，掌握一些基础知识和技能。

2·There's nothing of use to us in this one's thoughts, the head scientist said dismissively.

“这人的思想对我们而言全无用处。”科学家首领不屑一顾地说。