1.A. plastic B. carbon C. Today D. picnic
2.A. manage B. reduce C. moustache D. explain
3.A. symbol B. dolphin C. product D. instead
4.A. recycle B. describe C. borrow D. become
5.A. doctor B. exchange C. onion D. forest
6.A. pollution B. energy C. plastic D. atmosphere
7.A. garbage B. rubbish C. paper D. material
8.environment B. transport C. protection D. pollution
9.A. reusable B. recyclable C. dangerous D. polluted
10.A. deforestation B. disappearance C. electricity D. conservationist