Ответ: 1. Oleg and Anton fought at school.2. I brought my collection to school.3. The cat caught a fly.4. My Granny taught little children.5. My brother and I bought a present for Mum.6. I thought I was late.7.  The puppy slept under the bed.8. She always wore long dresses. 9. They stood at the blackboard.10. I bought the CD there. (здесь опять глагол to buy как и в 5 предложении, видимо один глагол можно употребить дважды т.к их всего 9)