Don’t stop working _____ twelve.
Not only my friends but also I _________ interested in those plays.
—Scissors can be dangerous, so you ____________ play with them.— OK, I won’t.
—Tony, your room is really untidy. You should _________ your things to keep the room clean.—OK, Mum! I’ll do it at once.
We are ready to offer help _______ you _______ .
Please keep the secret to ________, children! Don’t let anybody else know it.