II. Choose the best answer (A, B, C, D) to complete each of the follwing sentences. 1. We shouls use reusable water bottles ................. plastic ones. A. because B. instead of C. despite D. however 2. Waking to school will help ................... air pollution. A. refill B. reuse C recycle D. reduce 3. One of the bad things about ...........is that it can make fish die. a noise pollution B. soil pollution C. water polution D. air polution 4. We should go to school by bike to ........... the energy. A. seve B. protect C. pollute D. spray 5. Don't forget to ....................... the lights when going out! A. turn on B. turn off C. close D. shut down 6. What can we do ............... air polution? A. reduce B. to reduce C. reducing D. to reducing 7. These three Rs ............. reduce, reuse, and recycle. A. stand up B. means C. stand for D. ask for 8. It is a good idea to ................ our clothes with our friends or cousins. A. change B. turn C. send D. swap 9. We should put a ................... bin in every classroom in order to keep it clean. A. reusable B. recycled C. recycling D. recyclable 10. If we use ................. paper, we will seve a lot of trees. A. less B. fewer C. more D. much 11. If we all use ............ bags, we'll help the environment. A. new B. cheap C. reusable D. reduced