Questions 12 to 15 are based on the conversation you have just heard .
A. To obtain a toy .
B. To decorate their life .
C. To make money .
D. To show their wealth .
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Questions 12 to 15 are based on the conversation you have just heard .
A. Tourist and animal feeder .
B. Consultant and animal expert .
C. Interviewer and interviewee .
D. Pet owner and animal doctor .
Questions 16 to 18 are based on the passage you have just heard.[音频]
A. To measure the movement of waves in the ocean .
B. To determine whether the Earth’s temperature is going up .
C. To study the behavior of some sea animals .
D. To measure the depths of the ocean .
Questions 16 to 18 are based on the passage you have just heard.
A. To attract more sea animals to the testing site .
B. To drive dangerous sea animals away from the testing site .
C. To help trace the sea animals being tested .
D. To determine how sea animals communicate with each other .
Questions 16 to 18 are based on the passage you have just heard.
A. They were frightened and distressed .
B. They swam away when the speaker was turned on .
C. They swam closer to “examine” the speaker when it was turned of .
D. They didn’t seem to be frightened and kept swimming near the speaker .
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