—How long do you sleep every night? —______.
—— What’s wrong with Tom? —— Bad luck! Tomhis bike and hurt his leg.
If your father ______ tomorrow, please tell me.
—— Is Jack back? —— No, but I think he ______ in half an hour.
He often talks ______ but does ______. People like him.
On ______ sides of the streets are a lot of colorful flowers.