在学校里浪费水资源，丢弃食物和乱扔垃圾是常见的现象，慢慢的，学校开始变

在学校里浪费水资源，丢弃食物和乱扔垃圾是常见的现象，慢慢的，学校开始变得脏起来，使学校看起来没有那么美丽了。所以我们需要做些什么了

結果 (英文) 1:

Waste water in schools, discarded food and litter is a common phenomenon, slowly, the school started to get dirty, making the school look is not so beautiful. So what we need to do the

結果 (英文) 3:

It is common to waste water in school, throw away food and throw rubbish. Slowly, schools begin to get dirty and make schools look less beautiful. So what do we need to do