Answer:
5.
1) I am locking the door now
2) Mary is opening the window
3) Fred and Ben are eating a sandwich
4) You are laughing at me
5) Mr Smith is wearing a blue shirt
6) Sally is holding a book at the moment
7) Ben is paying $20 for the lunch
8) You are drawing a zoo now
9) The boys are fighting in the schoolyard
10) Helen is stepping little steps
6.
1) to fix
2) to watch
3) to stay
4) to buy
5) to make
6) to arrest
7) to blow
8) to put
9) to ask
10) to study
