Form the necessary derivatives from the words on the right and complete the sentences. 1. the exercise was very long. i thought it was …… end 2. i thought the ……s were better than the text. illustrate 3. the …… of her voice calmed the old lady. soft 4. john is a very …… driver. i don’t like to travel with care him in the car. 5. i ……think that the new project is rather difficult. personal 6. what is the ……. of this area? populate 7. people should do more for the …… of the environment. protect