Вариант 1 a1. find the unnecessary word. 1) protect 5) pollute 2) waste 6) throw 3) invite 7) clean 4) pack 8) recycle a2. match the words to make up meaningful phrases. 1) a can of a) animals 2) plastic b) litter 3) save c) bottle 4) prohibit d) smoking a3. choose the appropriate word/ … is one of the most serious problems. 1) pollution 2) protection 3) prohibition 4) reducing a4. mark the words with the opposite meaning. 1) allow a. hurt 2) protect b. pollute 3) catch c. prohibit 4) clean d. throw b1. make the sentences using the following words. office \ is \ smoking \ the \ prohibited \ strictly \ in b2. complete the sentences 1) if people protected environment, 2)if we tried to walk instead of driving cars,