A French billionaire used to have a rough time when he was young. Later he carved out a career for himself in the field of drawing sales. Within ten years, he had become a young media tycoon (
1. Schools should do something to help students protect _______ . 2. If a river is ___ __ , farmers can’t use the water for their crops. 3. The Internet is more _ ____ than books. It is influenci
