懂你英语Level3-Unit3-Part1- [1]listening: Life & Conditions 1
1.TherearemanyformsoflifeonEarth,includinghumanbeings.2.Lifeexistsinavarietyofconditions.3.Someformsoflifeliveinawateryenvironment,liketheoceans.4.Otherformsoflifecanbefoundinverydryareaslikedeserts.5