1. choose the right tense form.
1. jane has been learning has learned english for 2 years.
2. they have known /have been knowing him for many years.
3. the children have been watching have watched cartoons for 2 hours,
4. she has been teaching/has taught at this school for twenty years.
3. mary and sue have collected/ have been collecting stamps for 3 years,
2. make sentences using present perfect or present perfect continuous
she clean/the flat for four hours. - she has been cleaning the flat for four hours
1. i/read/tolstoy stories/ in the park for two hours.
2. i/read/three stories.
3. helen/travel/ round europe/ for 3 weeks.
4. she/ visit /already/3 countries.