Unit4GlobalWarmingSavetheearth!Workingroups---listthingsasrequired:1.Thingsthatuseenergyaroundusoratanyotherplaces,(ie.light)2.Sou...
高二选修6Unit4GlobalwarmingI.Phrases1.globalwarming全球气候变暖2.asupplyof/suppliesof大量的3.dependon依靠4.humanactivity人类活动5....
