–What should I do ______ healthy, doctor? --You should take more exercise.
| A．keep | B．to keep |
| C．keeping | D．keeps |
——Did Lily use to be short?
——________, but he is tall now.
| A．No, she did. | B．No, she didn’t. |
| C．Yes, she did. | D．Yes, she do. |
——Could you tell me how to get to the Yellowstone National Park from here?
——_________. Maybe you can ask the policeman over there.
| A．A piece of cake | B．That depends |
| C．I don’t care | D．Sorry, I’m new here. |
——Could I ask you a few questions?
——___________.
| A．Do it. | B．Sure. |
| C．What a good idea. | D．Forget it. |
— I am going back to America for Thanksgiving Day.
—_________. And we will miss you.
| A．Enjoy yourself | B．You’re welcome |
| C．That’s interesting | D．The same to you |
— Excuse me, could you tell me where I can buy some _________?
— Sure. There’s a post office at the first crossing.
| A．snacks | B．stamps |
| C．umbrella | D．bananas |