I ______ a set of keys. Are they your keys, David?
—Do you mind my smoking here?—________. Look at the sign. It says, “No smoking.”
—Do you know that some new types of energy _____ very little and never run out?—Yes, I agree.
—It is said that Nanjing Metro Line 3 ________ at the end of 2014.—That’s great! It will be much easier for more people to go out.
—Do you have any pocket money ________?—Sorry, I spent all my pocket money on my books yesterday.
—The Special Olympics World Games bring the disabled a good chance to experience their lives.—I think so. It gives them a chance to show their skills to the world ________.