2. We have cooked dinner for 20 minutes -> we started........................
3.I started to do that exercise three years old -> I have..........
4.I started living here in 2006 -> i have.............
5. She has written to her pen pal for 5 years -> she began .............
6. I began working in this companny 9 years ago -> i have.......
2. We have cooked dinner for 20 minutes -> we started....cooked dinner 20 minutes ago....................
3.I started to do that exercise three years old -> I have..........been doing that exercise three years old (hay là three years ago ?)
4.I started living here in 2006 -> i have.............lived here in 2006
5. She has written to her pen pal for 5 years -> she began ...........wrote to her pen pal for 5 years..
6. I began working in this companny 9 years ago -> i have.......worked in this company for 9 years