Ourfactoriesandhomes的精选

问题详情：Ourfactoriesandhomesburncoalandoil.Everyyearwehaveforestfiressomewhere.Manyscientistsbelievethattheweatherischanging.Theearthwillperhapsbewarmedbyabout7℃attheSouthPole(极)andtheNorthPole.Thei...