Описание презентации по отдельным слайдам:
USE Situations and states that started in the past and are still true Completed actions at a time which is not mentioned Completed actions where the important thing is the present result
affirmative V3 have/has I have lost my key.
negative have/has not V3 I have not lost my key.
interrogative have/has V3 ? Have you lost your key?
interrogative ? have/has V3 ? What have you lost?