Present Simple
1. goes, 2 does, 3 finishes, 4 doesn't eat, 5 How often do you wash your hair?
Past Simple
1. had, 2 understood, 3 left, 4 What time did you play tennis? 5 didn't begin
Future Simple
1. What time will we meet? 2 Will I phone you this evening? 3 will carry, 4 will sit, 5 won't go