听下面一段对话，回答第8至10小题。
( )8. Where is Mary working?
A. At a store. B. At a school. C. At a hospital.
( )9. What did Mary use to do in the summer vacation?
A. She stayed at home. B. She went to parties. C. She traveled a lot.
( )10. What did Mark do in the morning when camping?
A. He went swimming. B. He played basketball or tennis.
C. He sang or told stories.
三、听短文，选择正确答案。(每小题1分，共5分)
( )11. How many families are there in the neighborhood?
A. 3. B. 4. C. 5.
( )12. What are the Smiths doing?
A. They are making a snowman.
B. They are cooking dumplings.
C. They are cleaning up the snow.
