what are you doing here.I am waiting for a friend.
does he speak french.yes he speaks french very well
someone is knocking at the door
the students are writing dictation there
the man who are reading a book is our English teacher
let's go for a walk. it's not raining
he is looking for his keys
he is doing his homework
we usually watch TV one but tonight we are watching TV two for a change
sam is playing ball