Pr.Contin- Are your friends going to school now?
-Yes they are
Pr.Sim- Does your browser like ice-cream?
-No, he doesn't
Past.Sim-Did Mike play football yesterday?
-Yes I did
Past.Cont-What she was doing from 6 to 7 o'clock
- She was reading in her room.
Future Sim-Will you go shopping, tomorrow?
-No, I won't. I will have different plans.