delivered by the media,especially children and teenagers.When they read and see something new,they tend to believe and accept it without filtering.For instance,many teenagers on the street smoke and fight.They learn it from films they watch and think it is the right fashion. Secondly,some people don't want to waste time on books and films of low quality but they are simply too busy to have time to find the right and valuable thing to read and watch. Experienced censors can be helpful as they can choose the good books and films and divide them into several categories with explanations of what they are about. In consequence,censorship on books,plays and films is not only necessary but also important. 说明：当总分出现0.5分时，在总分上加1分取整。 150delivered by the media , especially children and teenagers. When they read and see something new , they tend to believe and accept it without filtering. For instance , many teenagers on the street smoke and fight. They learn it from films they watch and think it is the right fashion. Secondly , some people don' t want to waste time on books and films of low quality but they are simply too busy to have time to find the right and valuable thing to read and watch. Expèrienced censors can be helpful as they can choose the good books and films and divide them into several categories with explanations of what they are about. In consequence , censorship on books, plays and films is not only necessary but also lportant. 说明 当总分出现 O. 分时，在总分上加 分取整。 150