单项选择题

Questions 22-25 are based on an interview between a reporter and Dr. Cole on the annual astronomy society meeting. What does Doctor Cole say the scientists hope to learn about the planets with the new telescope

A．The small spots of light.
B．Their chemical composition.
C．Their age.
D．Their size.

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单项选择题

单项选择题

Questions 22-25 are based on an interview between a reporter and Dr. Cole on the annual astronomy society meeting. What does Doctor Cole say the scientists hope to learn about the planets with the new telescope 您的浏览器不支持 audio 元素。