(Складіть речення з відповідними словами письмово). Group 1: 1) important, ecologically, that, person, every, clean, it, world, is, very, should, be, responsible, for. 2) can, protect, to, what, be, done, them? 3) 1986, nuclear, energy, disaster, showed, in, that, extremely, Chornobyl, dangerous. Group 2: 1) necessary, learn, sources, of, energy, is, it, to, to, such as, etc., sun, wind, use, natural. 2) world, we, in, a, live, changeable. 3) people, all, of, millions, over, fight, the world, pollution, against, for, everything, alive, earth, survival, on. Group 3: 1) from, water, contaminate, wastes, the, plants, and, soil, factories, and. 2) problem, cities, another, wastes, big, of, is. 3) agricultural, very, are, harmful, man, often, products, for, a. Group 4: 1) many, there, of, problems, are, environment, the. 2) humanity, today, problem, the, greatest, for, pollution, is. 3) power, also, are, thermal, plants, pollution, great, source, a, of.
