Asweallknow,theenvironmentaroundusisgettingworseandwors...
问题详情：Asweallknow,theenvironmentaroundusisgettingworseandworse.Insomeplaceswecan’tseefish 1 intheriverortreesonthehills.Somepeopleevenhavenocleanwatertodrink. Recently,anewlifestylecalledlow...