2. 外语
  3. How does the amount of heat the sun gives off in two weeks compare with all other known sources and reserves of energy? What ca

How does the amount of heat the sun gives off in two weeks compare with all other known sources and reserves of energy? What ca

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问题 How does the amount of heat the sun gives off in two weeks compare with all other known sources and reserves of energy?
What can be inferred from the passage?
选项 A、The sun gives off countless heat.
B、The tree could grow without the sun, but not very well.
C、People try to change solar energy into cooking fire.
D、The sun’s temperature can be as high as 6,000°F.
答案C
解析 本题询问从文章中可得知什么。纵观全文，人们正在努力把太阳能变为人们使用的热能，“Cooking  fire”是一种热能，故选C。
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