题目内容：

阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

We humans are only born with one set of eyes, so it’s our job to take care of1.(they) for our whole lives. The good news is that if we do a few simple2.(thing) every day, we can protect our eyesight (视力) and reduce the risk of3.(hurt) our eyes.

Almost all doctors keep telling us4.(eat) lots of fresh fruit and vegetables so we can have good eyesight. Furthermore, we need to protect our eyes when we spend long periods5.bright sunlight. The best way to do this is to wear sunglasses6.have 100% UV protection. Besides, it is important to protect our eyes when we work with7.( danger) chemicals(化学物质). For this reason we should always wear goggles (护目镜) in chemistry labs at work or at school.8.(final), we should not spend too much time in front of the computer or television screen. That is why if we have to use a computer for a long time, doctors suggest we take9.short break every fifteen or thirty minutes.

Having good eyesight10.(be) important. As the popular English expression goes, "It's all fun and games until someone loses an eye.”