Listen ! Helen is singing in the next room.—It __________ be Helen. She is in Tianjin now.

Why does John look so sad? —Lingling _________her ice cream on his new shoe.

There’s _______in today’s newspaper. It’s helpful to our study.

May I take my pet dog with me into the cinema? ——-The rule says no. So you ______.

Our sports meeting has been _______ till next Tuesday because of the bad weather.