听一段材料，回答下面几个小题。Who is the speaker?
A. A park manager.
B. A tourist guide.
C. A restaurant owner.What is the speaker mainly talking about?
A. A historic tree.
B. A well-known park.
C. A famous commander.What do we know about the Washington Elm?
A. It was less than one hundred years old.
B. It was much older than people had thought.
C. Washington couldn't have taken command under it.What can we learn from what the speaker said?
A. The Washington Elm was attacked by insects.
B. Washington commanded the army on his knees.
C. The Washington Elm was destroyed before the celebration.
听一段材料，回答下面几个小题。What did the woman do on Friday?
A.She prepared for the exam.
B.She attended a class activity.
C.She had a history lesson.What is the weather in the desert like at night?
A.Hot and dry.
B.Hot and wet.
C.Cool and dry.Why is it easy to see different rocks in the desert?
A.There are very few plants.
B.There are too many rocks.
C.There are different colors of rocks.
听一段材料，回答下面几个小题。What is the woman telling her father about?
A.Her visit to Greenwich Village.
B.Her plan for her holiday.
C.Her sightseeing experience.When is the woman going to see a show?
A.On her last night.
B.Next weekend.
C.Tomorrow.
Who probably is the man?
A.An airport clerk.
B.A pilot.
C.A taxi driver.
What does the woman mean?
A.Not everyone will get a meal.
B.Not everyone will like the meals.
C.Not everyone will stay for lunch.
How does the woman go to John’s home?
A.By bus.
B.On foot.
C.Take the man’s car.