1. There are now vast areas of wasteland all ________ the world. A. in B. over C. above D. of 2. Waste materials have to be treated ________ so as to reduce pollution. A. proper B. properly C. careful D. beautifully 3. Anyone catching fish by ___________should be fined heavily. A. pesticides B. perfume C. dynamite D. garbage 4. If people don’t reduce their driving , the air ________ badly. A. will pollute B. would pollute C. will be polluted D. will be polluting 5. ________ should be put around the school yard to prevent students from littering. A. junk-yard B. garbage dump C. bottles D. garbage bins 6. Some people have the tourist attraction ________ .They littered, picked flowers and walk on the grass. A. foamed B. protected C. preserved D. spoiled 7. We can protect our environment by _______________ pollution. A. covering B. providing C. supplying D. minimizing 8. ________ have a separate waste basket for different kinds of waste? A. I think we should B. How about C. Why don’t D. Why not 9. “Where shall we go on holiday ?” – “ ________” A. I never mind B. That would be great C. I’m glad to hear that D. What about Spain? 10. The students must clear ______________all the trash in their classrooms before leaving. A. on B. off C. up D. in 11. The wall was covered __________posters advertising a few films. A. on B. with C. in D. off 12. Polluted water can directly do ___________ to people’s health. A. good B. well C. harm D. harmful 13. Unless we ____________our water resources, there will be a shortage of clean water someday. A. predict B. use C. save D. replace 14. His parents are now pleased ____________ his final record. A. to B. that C. with D. of 15. ___________ is a piece of land full of rubbish. A. Junkyard B. Garbage C. Hedge D. Treasure 16. The local authority should ___________ the fish catching by electricity. A. protected B. prohibit C. permit D. allow 17. Farmers usually use ___________ to kill insects and weeds. A. dynamite B. bags C. power D. pesticides 18. We can ___________ the environment by using public means of transportation. A. provide B. protect C. prevent D. prohibit 19. ___________ you are interested in this film, don't go to see it at any cost. A. If B. Unless C. Because D. When