Mấy anh chị giúp em với ạ 3. I began living there in 2010.. → I have..... 4. They started to play football when they were 8 years old. →They have.... 5. She began getting married 20 years ago. →She has....... 6. He began to be a teacher 23 years ago. 7. I haven't seen him since Christmas. →The last time...... 8. I haven't seen him since I left school. → The last time....... 9. I haven't seen him for 8 years. →The last time........ 10. They haven't worked for this company since 1992. → The last time........ 11. They haven't worked for this company since they moved their houses →The last time........ 12. They haven't worked for this company for 10 years. →The last time........ 13. We have not studied in this school for nearly 3 years. →The last time....... 14. We have not studied in this school since we were in grade 10. →The last time....... 15. We have not studied in this school since last year. →The last time....... 16. I got married her in 2000. →I have... 17.I got married her when I was 30 years old. I have.... 18. I got married her 12 years ago. I have... 19. I graduated from high school when I was 18 years old. I have.... 20. We graduated from high school in 1999. →We have..... 21. We graduated from high school 25 years ago. We have.... 22. I haven't seen Bob since I was in Ho Chi Minh City. → I last 23. They've been using robots in this factory for ten years. → They started 24. Doctors and scientists began to fight against CORONA VIRUS two years ago. →Doctors and scientists have.. 25. We started learning in this school when we were 15 years old. → We have 26. Mary began to work in this company 5 years ago. →Mary has 27. He last time she visited her home town when she was 25. → She hasn't 28. He last had his eyes tested 6 months ago. → He hasn't