Ex5. Complete the sentences with the correct form of words in the brackets. 1. My grandfather owns a big _____________ of stamps. (collect) 2. When spring comes, the hills are ___________ with many species of wild flowers. (color) 3. All countries in the world are working hard to protect the world _____________. (peaceful) 4. You must drive __________ on the city roads or you will take risk of getting accidents. (care) 5. A _____________ lifestyle has its advantages and disadvantages. (nomad) 6. It’s a/an _________ place to live because it doesn’t have electricity. (convenience) 7. Drinking water in some mountainous areas may be ____________. (safe) 8. Local people often wear their ____________ costume during festivals. (tradition)