Nga started to keep this dog 4 years ago
->Nga has kept this dog for 4 years
My father began working in that company in 2008
->My gather has worked in that company since 2008
I started playing building a new stadium a year
->i have built a new stadium for a year.
They began building a new stadium last year
->they have built a new stadium since last year
She started to write that books last week
->she has written that books since last week
The last time he worte to me was 10 years ago
->He has not written to me for 10 years
I last worked in that factory in 2010
->I have not worked in that factory since 2010
Tha last time they built thí stadium was last year
->they have not built this stadium since last year
The last time I met Tom was last year
->i have not met Tom since last year
We last saw her yesterday
->we have not seen her since yesterday.