Tom likes helping others, so he is a ________boy.
“Everybody is playing basketball outside. Can I join them, Dad? ”“_____________, you must finish your homework first. ”
What are they__________ the police in the meeting room?
It’s cold outside today, You’d better___________your coat.
---Don’t play on the road. It’s dangerous.---_______________________________.
---When did they__________Beijing?---They ___________there at 5:00p.m.