Придумайте 3 предложения в present perfect и поставьте в утвердительную, отрицательную и вопросительную форму
You have bought some bread. have you bought any bread? you haven't bought any bread.
Ну например--->(утвердительная)He has already written a report. (отрицательтая)She hasn't bought a new car yet. (Вопросительная)Have they already watched that film?