1/ Arrange the following sets of words to make meaningful sentences : 1. recycle/ the environment. /bottles and cans/ we will help / If we / 2. you/ are/ What/ going to do / this weekend? 3. that / I/ a hi- tech fridge / will have / can cook meals. 4. visited/ We/ our grandparents/ in the countryside / last week. 2. Fill in the blanks with the correct words Water pollution rubbish deforestation soil pollution air pollution Noise pollution water level reduce reuse recycle 1………………………… happens when water in the rivers, lakes, seas is dirty. 2.If the Earth is warmer, the …………………………. Will rise. 3…………………………..causes hearing and sleeping problem. 4The things you throw away is called…………………………… 5.……………………………causes floods and makes animals’home disappear. 6…………………means using somethings again. 8.You should walk more to ……………………air pollution. 9.We can ………………………paper, glass,plastic bottles…. 10.……………………….makes plants die and causes lack of food. 11.………………………. causes breathing problems and makes the Earth warmer.