Complete each sentence with an appropriate preposition

Complete each sentence with an appropriate preposition:
1.What is                 TV tonight ?
2.You can see how people compete each other                 a game show.
3.The Wingless Penguin is                 Disney channel,                   8o'clock Friday night.
4.Comedies help people relax                   a hard working day.
5.My brother  is interested                      Nature programme.
6.The talk show is on                  8 o'clock to 10 o'clock.
7.Cartoons often use animals                     the main characters.
8.He turned                  the television to watch the news.