2. 外语
  3. A. a fraction of an inch B. the creation of new entities C. the same amount of mass D. the tiniest particle E. an explosion of h

A. a fraction of an inch B. the creation of new entities C. the same amount of mass D. the tiniest particle E. an explosion of h

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问题 A. a fraction of an inch B. the creation of new entities
C. the same amount of mass D. the tiniest particle
E. an explosion of huge stars F. the existence of black holes
A newly formed black hole and the star it comes from are of.
选项
答案C
解析 根据第三段最后一句话“because the newly formed black hole contains exactly the same amountofmass as when it was a star”可知。新形成的黑洞与它是恒星时的质量完全一样，所以本题选C。
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