Being heavy is bad for people’s health, I think you’re a little heavy. You should eat ______ meat and _________ vegetables.

--_______ does she chat with friends on the Internet? --Once a week.

—How often do you drink milk? —I don’t like it, so I _____drink it. 

Linda was washing the clothes           she heard the news.

— Do you know sound travels very fast? — Yes. But light travels         sound.