短文填词根据短文内容和以下提示：1)首字母提示，2)语境提示，3)汉语提示。在每个空格内填上一个适当的英语单词。所填单词要求意义正确，拼写准确。(10分)
We are students of No. 10 Middle School. Recently we have小题1:(拜访) a paper factory. The paper factory is 小题2: to the river which gives us  小题3:(饮用)water. But we found that the factory was p小题4: waste water directly into the river. Now the water in it is very dirty. Lots of fish have  小题5:. Some farmers say that some of their  小题6: (羊) and cows have become小题7:  and some have already died  小题8: they drank the water from the river. So we are  小题9: to you to see if you can do something about this. We think the  小题10:(污染) must be stopped right now. Thank you!
Yours sincerely，
Mike and John