Ross lives / has lived in Scotland for eight years. He loves it there.
HAS LIVED
Does Kate sit / Is Kate sitting in the car? Ask her to come in and say hello!
IS KATE SITTING
Do you need / Are you needing any help?
DO YOU NEED
Tom sometimes goes / is going swimming on the weekend.
GOES
Hurry up. We wait / 're waiting for you, and it's already five o'clock.
ARE WAITING
Do you see / Have you seen that new science fiction movie? It's really good
HAVE YOU SEEN
Stella gets / is getting up early every day.
GETS
I do / 'm doing my homework right now. I'll call you later.
AM DOING
Peter is studying / has studied in New York these days.
IS STUDYING