听下面一段独白，回答以下小题。
1.Who is the speaker?
A.A student. B.A professor. C.A teacher’s helper.
2.What is the class mainly about?
A.Electricity. B.Modern science. C.Science in ancient Greece and Rome.
3.What was calculated correctly by an ancient Greek?
A.The size of the earth. B.The size of the moon.
C.The distance between the moon and the earth.
4.What will the speaker do next?
A.Talk about Archimedes. B.Explain a math problem. C.Answer some questions.
听下面一段较长对话，回答以下小题。
1.Why does the woman plan to wear a mask tomorrow?
A.Because of the smog. B.Because of her illness. C.Because of the cold weather.
2.What’s a big problem in the city?
A.The heavy traffic. B.The air pollution. C.The large population.
3.What do the speakers decide to do?
A.Change their ways to go to work. B.Ask the government to do something.
C.Call on people to protect the environment.
4.What can we know about the man?
A.He always uses the public transport. B.He seldom listens to the weather report.
C.He is waiting for the weather to improve soon.
听下面一段较长对话，回答以下小题。
1.What does the woman say about her family?
A.They led a poor life. B.They kept a lot of birds. C.They owned a small farm.
2.What did the woman’s mother impress her with?
A.Her love. B.Her success. C.Her ambition.
3.What did the woman’s mother wish her to do?
A.Go to college. B.Become a writer. C.Have a better life.
听下面一段较长对话，回答以下小题。
1.What does the man dislike?
A.Eating out. B.Shopping online. C.Going to the store.
2.What’s the girl’s plan?
A.Waiting for her mother. B.Having some pizza. C.Staying at home.
听下面一段较长对话，回答以下小题。
1.What does the woman think of Charlie?
A.Handsome. B.Strange. C.Humorous.
2.What are the speakers talking about?
A.A singing competition. B.A basketball match. C.A famous pop star.
What is true about Ellen?
A.She likes African art. B.She knows Susan very well. C.She doesn’t know Bob.
