She ________ she can _________ English.

 I didn’t see Tom last night. Where was he?--- He______ an interesting book at home.

Tom is really a polite boy. He ________ “Good morning" to every teacher every day.

---How can we make people know the latest film named Up in The Air?---We can ___________ some posters.

 You ____ swim in the river here. It’s dangerous.