We need to ______ after eating to have good teeth.
She thinks the best way ________ English is ________ English magazines.
____ of the boys in Class 4 are playing games.
I don’t know when he______ tomorrow .When he_____ , I’ll let you know.
Tom likes playing _____volleyball, and his sister likes playing______ piano.
The meat smells _____. You’d better throw it away.