The word in capitals above euch of the following sentences can be used to form a word that fits suitably in the blank space. Fill ach blank in tis way.

1. PROTECT -People of some professions should wear..... clothing.

2. NATURE - If you care about the protection of the environment, you should buy only ... food with no added chemicals.

3.ECOLOGY - You have probably already heard about such a profesion as an ...

4. PREDICT-Scientists have made... and they are alarming.

5. USE - Many things that we throw away can still be......