—Oh, the room is too dirty, Tony! —Sorry, Mom. It _____ yesterday. I’ll do it right away.
—I don’t like this pen. Could you show me ? —Ok. Here you are.
If you want to be healthier,you have to eat________ and take________ exercise.
—Maria isn’t at home .
—Please have a seat . —Thank you .
—Why don’t you go home now ? —OK. Let’s go.