-We have chosen a new manager from a short list of candidates.

-I have chosen what I want for my birthday

-She has cut her finger on a piece of broken glass.

-I have cut the meat into cubes.

-I have sung my lovely song on my birthday party.

-Mike has sung a song to make me smile.

-We have stood up when our director came in.

-Children have stood still while their mother took their photograph.

-My father has taught me to drive.

-He has taught his dog some clever tricks.