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TPO57Listening L3听力原文+题目

1. What is the lecture mainly about?

A. A comparison of the Seychelles and the Galapagos Islands

B. Biological and geologic history of a group of islands in the Indian Ocean

C. Methods that scientists use to reconstruct the origins of ocean islands

D. Unusual forms of life on the Galapagos Islands

2. Why does the professor first mention the Galapagos Islands?

A. To introduce the main topic of the lecture

B. To review information covered in the previous class

C. To demonstrate why it is important to study the geology of ocean islands

D. To describe the habitat of a unique species of frog

3. According to the professor, why is it unusual to find frogs on remote ocean islands?

A. Fresh water is relatively scarce on ocean islands.

B. Foods eaten by frogs are scarce on most ocean islands.

C. Frogs are unable to survive for long periods of time in the open sea.

D. Ocean islands are typically populated with many animals that eat frogs.

4. The professor mentions evidence that suggests that the Seychelles were once part of a continent. What evidence does the professor mention?

Click on 2 answers

A. Some species found in the Seychelles have relatives on distant continents

B. Some species found in the Seychelles have been on Earth longer than the Seychelles have existed

C. The Seychelles are composed of a kind of rock typically found on continents

D. The Seychelles have types of volcanoes similar to those found on continents

5. What do the Seychelles and the Galapagos Islands have in common?

A. Charles Darwin conducted research in both places.

B. They were both formed as a result of undersea volcanoes.

C. They are both home to the same rare species of frog

D. They are both located far from any continent.

6. What does the professor imply when she says this:

A. She would like the student to explain his answer

B. She is impressed that the student was able to give the correct answer.

C. The student's answer is incorrect

D. The student was lucky to give the correct answer.

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