I don’t know if my uncle _______ . If he _______ , I will be very happy .
Be careful when you ________ the street. The traffic is heavy.
This is _________ bedroom. It’s big and clean.
---- May I borrow your bike? ---- Sorry. I don’t have one. ---- __________.
You can ________ in a parking lot.
Jack likes to sit ________ the back of the bus.