1. I have walked
2. I have ate an apple.
3. I have slept for a half an hour.
4. I have studied very hard for this test.
5. I have run the Boston Marathon.
6. I've liked chocolate since I was a child.
7. She's been here since 2pm.
8. She's had a cold for a week.
9. I have been to Tokyo.
10. She has lived in Germany.
11. They have visited Paris three times.
12. We have never seen that film.
13. Have you ever read 'War and Peace' ?
14. I've lost my keys .
15. She's hurt her leg .
16. They've missed the bus .
17. I've cooked dinner.
18.I haven't seen her this month.
19. She's drunk three cups of coffee today.
20. This week they've been shopping four times.
