Etsi mahdollinen virhe ja korjaa jos tarpeen.

I have been knowing her for ten years.


When we arrived, they had been left.


He had worked on the project for three months when he finished it.


She has been reading that book three times.


By the time I got there, they finished the meeting.


We have waited here since noon.


It had rained for two hours when the sun came out.


How long have you known him?


They had been owned the house for years.


I have written emails all morning and I'm still working on them.