![九年級英語作文：Pollution1000字]( "九年級英語作文：Pollution1000字")
- Whenwereadnewspapers,weoftencomeacrossthewordpollution.Thiswordwasnotfamiliartothepeoplesomedecadesago.Butnow,itisaseriousthreattousmeansthepoisoningoftheair,seas,riversandlands,whichwoulddoharmtoourhealth.Therearemanyfactoriesthatbringpollutiontous....
- 30744
大全作文網