1. A. continent B. recycle C. skiing D. modern
2. A. design B. helicopter C. reduce D. pol’lute
3. A. disappear B. education C. deforestation D. documentary
4. A. energy B. comedy C. reduce D. station
5. A. symbol B. survey C. hi-tech D. houseboat
6. A. Antartica B. character C. environment D. award
7. A. national B. robot C. Asia D. congratulation
8. A. Europe B. fantastic C. funny D. landmark
9. A. exchange B. exhausted C. recycle D. stupid
10. A.manner B. president C. programme D. cartoon
11. A. dishwasher B. professor C. future D. mountain
12. A. surround B. discover C. amazing D. creature
13. A. expensive B. excited C. boring D. historic