IV. Give the correct form of these words.
1. Compost is a wonderful. ............................ It helps plants grow (FERTILIZE)
2. These products are ..................................... friendly (ENVIRONMENT)
3. The next................................. for New York will be at 11.00 (DEPART).
4. There are .........................ways of solving the problem. (VARIETY)
5. Most tourists like visiting .........................villages. (TRIBE)
6. Some ................................ are not immediately dangerous because they are not active. (VOLCANIC)
7. I found the trip very.................................. (EXCITE)
8. I want an .............................. reply. (IMMEDIATELY)
9. She is very................................ about her mother 's health. (ANXIETY)
10. Make sure that the needles are (STERILIZE)