-Betty, hurry up! Your mother _______ for you at the school gate. -OK!
—____ is Maria? —She is twelve.
Sally often helps me study English. And I help her study Chinese. We help _____.
—____, Tom. Is this your book?—No, it isn’t. I think it’s ____.
—What class are you in?—I’m in ____, ____.
—What does she look like?—____