单项选择题

Passage Three
Questions 32 to 35 are based on the passage you have just heard.

A. To review what students know about volcanic activity.
B. To demonstrate the use of a new measurement device.
C. To explain the answer to an examination question.
D. To provide background for the next reading assignment.
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单项选择题
A. Buy a newspaper. B. Take a trip in the summer. C. Put an ad in a newspaper. D. Go to the interviewer’s office.
A. Buy a newspaper.
B. Take a trip in the summer.
C. Put an ad in a newspaper.
D. Go to the interviewer’s office.
单项选择题
A. New varieties of corn have been developed. B. The crops need less fertilizer. C. Farmers can now monitor crop growth. D. Crop yields are much greater.
A. New varieties of corn have been developed.
B. The crops need less fertilizer.
C. Farmers can now monitor crop growth.
D. Crop yields are much greater.
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