1Why are you smiling? -I am smiling because I am happy. I always smile when I am happy. 2plays, is playing. 3sets 4don't understand 5is ringing 6 doesn't eat 7is climbing 8smokes 9is making, makes 10is sitting 11works 12don't hear 13is having 14hates 15are looking for 16remembers 17am trying 18is coming 19stay 20What are you doing at the moment?