Climatechangeandalow-carbonlife_____________________theworldclimatehasbeenchanginginrecentyears.Manypeople_________thischange________gasessuchascarbondioxide.Animalsandhumansproducecarbondioxidewhentheyb___________.However,manyotherhumanactivitiesalso_________carbongases.Anytimesomethingisburnt,carb...

时间:2024-11-17 15:37栏目:幼儿/小学教育