大学英语四级题库/听力 Section A

Questions 5 to 7 are based on the news report you have just heard.

1.[单选题]______

A.The discovery of a new species of snake.
B.The second trip to a small remote island.
C.The finding of 2 new species of frog.
D.The latest test on a rare animal apecies.

2.[单选题]______

A.A poisonous snake attacked him on this field trip.
B.He discovered a rare fog on a deserted island.
C.A snake crawled onto his head in his sleep.
D.He fell from a tall palm tree by accident.

3.[单选题]______

A.From its genes
B.From its length
C.From its origin
D.From its colour

参考答案： A,C,D

解题思路：

录音原文：
A new species of snake has been discovered on a remote island in the Bahamas.
Scientists identified 20 of the one meter-long snakes during two trips to the Caribbean islands. The second trip was made in October last year.
One of the creatures made a dramatic appearance by moving on to the head of the team leader as he slept.
The snake has been named silver boa because it is metallic colored and the first specimen found was climbing a silver palm tree.
The team was led by Dr. Graham Reynolds, from Harvard University, the scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.
Commenting on the find, snake expert Robert Henderson from the Museum of Natural History, said: “Worldwide new species of frogs are being discovered and described quite regularity. New species of snakes, however, are much rarer.
Q5. What is the news report mainly about?
A The discovery of a new species of snake.
Q6. What do we learn about the scientific team leader?
Q7. How did the newly discovered creature get its name?

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