Present perfectзаполните предложения : since, for, already, just, yet1. jack has … finished his work , so his books are still on the table.2. i have not seen sarah … 1990.3. have you … finished eating? i have not even started … .4. they have lived here … twenty years.5. he has … come back from the journey and he is a bit tired.
2-since
3-already
4-for
5-just