1 . 听短文，回答下列小题。
1. Willis Tower is located 　　　.

A．in Chicago

B．in New York

C．in Seattle

2. The height of Willis Tower is　　　.

A．1，080 feet

B．1，145 feet

C．1，451 feet

3. It took　　　to build the building.

A．about two years

B．about four years

C．about six years

4. Dan Goodwin climbed up Willis Tower in 　　　.

A．1974

B．1981

C．1999

5. The building has appeared 　　　.

A．in building shows

B．in movies

C．in dictionaries

2 . IV. 听短文，选择正确答案。短文读两遍。
1. How long is the history of basketball?

A．More than 100 years.

B．More than 200 years.

C．More than 1000 years.

2. When did basketball become an Olympic event?

A．In 1891.

B．In 1936.

C．In 1946.

3. Where did James Naismith come from?

A．Canada.

B．Germany.

C．The United States.

4. Where did James Naismith invent basketball?

A．In an American college.

B．In a Canadian college.

C．In a Germany college.

5. What’s the purpose of the game?

A．To learn a new skill.

B．To make friends.

C．To get a ball into the basket.

3 . 听对话，回答下列两个问题。
1. What is the book about?

A．It’s about Chinese history.

B．It’s about the history of the Earth.

C．It’s about dinosaurs.

2. What happened to the dinosaurs on Earth?

A．They got sick.

B．They were in danger.

C．They died out.