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The teacher occasionally took the class on field trips just to liven things up a bit.
老师为了让学习活泼一点,偶而会带著全班做笑外教学.
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What this department requires is a new broom to liven everyone else up.
这个部门需要的是一个能使所有的人都振奋起来的新官.
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And the teachers should revise their teaching methods liven things up.
教师则应该改进他们的授课方式而使课堂生动活泼起来.
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