Our classroom _____ every day, so it’s very clean.A. cleans B. is cleaned C is cleaning. D. cleaned
—What are you looking for?—I'm looking for something_________ I can use to cover the box.
When you request some help _____, it's________ to say "Could you tell me ... ?"
—Excuse me , could you please tell me the way to the toilet?—_____________. I didn't hear you clearly just now.
When you to meet at 8 o’clock. You should be there on time.
Please give him a chance again, it is the first time for him to have a try.