－These peaches really juicy.－They ____ be! Just see the price, $3,99 a pound. Very expensive, aren’t they!

— You           your ideas at the meeting in a different way. --- Thank you, but I was too angry then.

When we were young, every evening my brother and I ______ stay at home waiting for our mother.

You'd better take a heavy coat. Sometimes it ______ be very cold.

 Everyone ______ be polite to the old people.