据《北京日报》报道，教师还应尽量避免使用过于明亮的投影仪或其他多媒体设备。

Teachers should also try not to use projectors or other multimedia equipments that are too bright, Beijing Daily reported.

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为了防止这种悲剧再次发生，我们作为学生应尽量避免从学校外的商店或摊位购买食物。

In order to prevent such tragedy from happening again, we students should avoid buying food from the stores or stalls out of the school.

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然而，我们应尽量避免使用破折号。

However, one should try to avoid using them at all.

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