The growing speed of a plant is influenced by a number of factors, most of _______ are beyond our control.
. — What's that noise?—Oh , I forgot to tell you. The new machine ________
—Sorry. I didn’t break the plate______.—It’s OK. Don’t worry about it.
_____ your classmates and you will make more good friends.
—What’s the matter with you, Sandy?—I’m _____ a bad cold. I think I am dying.
Have you _____ your things, Bob? The train is leaving at 2:30 this afternoon, so we don’t have too much time.