Most children like watching TV. It's very(interest). By watching TV, they can see and learn a lot and know many things about (they) country and the world. Of course, they can also learn over the radio. They can learn something more(quick) from those TV(program) because they can hear and watch atsame time. But they can't see anything over the radio. TV(help) to open children's eyes and minds. Many children watch TV only on Saturday or Sunday evening,they often have a lot of homework to do. But if they spend more time(watch) TV, they will have(little) time to do their lessons and fall other students. So when you want to watch TV, you must remember, "Study must come first."
