Napisz te przykłady w czasie Present Perfect

1. I (fall) of my bike.
2. She (study) English at school.
3. They (fly) to Brasil on holiday.
4. He (sprain) his ankle.
5. You (take) a dog for a walk in the park.
6. I and Mark (chat) on the Internet.
7. I (be) in Mexico.
8. We (do) our maths homework.
9. My sister (try) her new camera.
10. Our parents (finish) working in the garden.