——What _________you_________last week? ——I bought a bag
——Did Lily use to be short? ——________, but he is tall now.
——Could you tell me how to get to the Yellowstone National Park from here? ——_________. Maybe you can ask the policeman over there.
——Could I ask you a few questions? ——___________.
— I am going back to America for Thanksgiving Day. —_________. And we will miss you.
— Excuse me, could you tell me where I can buy some _________? — Sure. There’s a post office at the first crossing.