Look, so many people are running out of the station. I wonder what ________.
--- Would you like to go shopping with me? --- I’d love to, ____ I can’t. I have many things to do.
The trousers are too big for me. Please show me a smaller ________.
The teacher says we _____read ______ comic books.
Helen needs _____________ candles for her birthday.
Teaching is _________ interesting work.