Составь предложения в Present Perfect.

1. My grandpa and dad have recently repaired the fence. 2. Have all the students been to the school trip in your class? 3. I have worked so hard on this science project this week. 4. Where have you been since we saw you last at the library? 5. Ralph has gone fishing with his best friend from school. 6. Computer technology has greatly advanced this century. 7. Who has eaten all the mashed potatoes in the fridge? 8. My brother has already finished his English homework. 9. Suzie has vacuumed the floor and dusted the furniture yet. 10. Three masked men have robbed the supermarket on the corner. 11. The police officers have just broken the door of that old house. 12. Have all the kids worn their costumes for the fancy dress party? 13. My parents have gone to Athens for their summer holiday. 14. The Petersons have lived in this small town for twenty-two years. 15. I have taken a lot of photographs in the city zoo so far this week. 16. Mr. and Mrs.Hall have never eaten at a Chinese restaurant. 17. He has had a terrible toothache since Bradley got up this morning. 18. Shirley hasn't graduated from Joshua's sister yet the university. 19. My grandpa has fallen down and broken his left arm recently. 20. Nicholas and I haven't seen each other since we finished primary school. 21. The farmer hasn't fed his sons the cows milked yet or the hens. 22. Archaeologists have discovered a group of a dinosaur fossil in this area. 23. I have never done bungee jumping or ridden a camel in my life.