Complete the sentences with the correctprepositions.about , at , by , in , of , on , with1. I get really annoyed .................

1. I get really annoyed with my brother when he plays his music too loudly. 2. I sometimes get really worried about tests at school. 3. My friend Ray is a great DJ. He\'s keen on all types of music. 4. I\'m not interested in classical music. l prefer R&B. 5. Our teacher is fed up with my friend chewing gum in class. 6. I love music, but l\'m bad at singing and dancing. 7. My mum\'s got a phobia about spiders. She\'s really frightened of them. 8. We were surprised at Grandad\'s practical joke.