II. Choose the word which has a different sound in the underlined part. GHI A, B, C 16.a. afternoon b. can c. lack d. animal 17.a. paper b. way c. prepare d. later 18.a. party b. glass c. plant d. plastic 19.a. happy b. match c. package d. save 20.a. swap b. vase c. watch d. want I. Match the word with its meaning. GHI A, B, C 21.reuse a. to keep something to use in the future 22.reduce b. to give something to someone in exchange for something else 23.recycle c. to use something again 24.save d. to make something start working 25.wrap e. to make something less 26.swap f. to cover something completely in paper 27.turn on g. to make something stop working 28.turn off h. to treat waste materials so that they can be used again II. Complete the sentences with the word(s) from the box. GHI TỪ CÒN THIẾU deforestation noise air environment water soil 29.Our ________________ is becoming more and more polluted. 30.________________ is destroying large areas of tropical rain forest. 31.________________ pollution can cause diseases such as asthma and bronchitis. 32.________________ pollution affects drinking water, rivers, lakes and oceans. 33.________________ pollution can lead to famines if the plants are unable to grow in it. 34.________________ pollution can cause hearing problems. III.Underline the correct words. GHI TỪ EM CHỌN 35.These materials are recycled/ reduced into other packaging products. 36.These containers are refutable/ reusable. You can use them again. 37.Try to reduce/ reuse the amount of wastes you produce. 38.Please turn the television on/ off before you go to bed. 39.Take these old newspapers to the recycling/ recycled bin. 40.If more people cycle, there will be less/ more air pollution. 41.Recycle/ Reuse old clothing by donating it to a local charity. 42.We can waste/ save a lot of trees if we recycle waste paper.