Помогите с английским (Завершите предложения с правильным предлогом)

Complete the sentences with the correct preposition
1.I'm not listening to the radio. Tern it ___.
2.Step forward and don't turn___.
3.The witch turned the prince _____ a frog.
4.Don't turn ______ their help. You need it.
5.Turn ____ the music. I'd like to dance.