C. business talks

D. group meetings

2. Ebbesmeyer phoned the shoe company to find out ________.

A. what caused the shipping accident

B. when and where the shoes went missing

C. whether it was all right to use their shoes

D. how much they lost in the shipping accident

3. How did Ebbesmeyer prove his assumption?

A. By collecting information from beachcombers.

B. By studying the shoes found by beachcombers.

C. By searching the Web for ocean currents models.

D. By researching ocean currents data in the library.

4. What is the purpose of the author in writing this passage?

A. To call people's attention to ocean pollution.

B. To warn people of shipping safety in the ocean.　

C. To explain a unique way of studying ocean currents.

D. To give tips on how to search for lost objects on the beach.

【语篇解读】本篇为科普说明文。很多科学家采用各种方法研究洋流，但是你听说过通过研究运动鞋来研究洋流的吗？让我们走进一位海洋专家的世界，看看他是怎么研究洋流的吧。