We ___________ for a long time. Shall we play for a while?
I usually do my homework _____than Mary. But she makes fewer mistakes because she is_____.
— People can print (打印) a 3-D camera now. — How amazing! It looks like a ______one.
Andy is really ______honest boy.He plays ______chess just for fun.
Tom, ______ the other boys in our class, ______ playing games.
My storybook is ______ of the two.