Word form :
11. He has a fine stamp ___________ ( collect)
12. He is ____________ in playing soccer.( interest)
13. Is was an __________________ day ( interest)
14. Life in the country is __________ ( peace )
15. The air in the city is very ______________ ( pollute)
16. Air and water ______________ can make people fall ill ( pollute)
17. He was _______________ that thry were not coming.( disappoint )
18. Please listen to the lecture _______________( careful)
19. If the ____________goes on, what will happen?( pollute)
20. We'll make this beach clean and_______________ again (beauty)
11. Collection
12. Interested
3. Interesting
4. Peaceful
5. Pollited
6. Pollution
7. Disappointed
8. Carefully
9. Pollution
10. Beautiful