2. 外语
  3. According to the discoveries of the astronomers, when did galaxies form? The comparative rarity of IOK-1 means that significant

According to the discoveries of the astronomers, when did galaxies form? The comparative rarity of IOK-1 means that significant

admin2009-08-19  28
问题 According to the discoveries of the astronomers, when did galaxies form?
The comparative rarity of IOK-1 means that significant changes must have occurred in the universe over the 60 million years that ______.
选项
答案separate the two epochs
解析 根据题干中的关键词comparative rarity和60 million years定位到倒数第六段，可知诸如IOK-1之类物体相对的稀有性表明，。在分割两个时代的六千万年间，宇宙一定有了重要的改变。
转载请注明原文地址:https://kaotiyun.com/show/CfpK777K
0

大学英语六级

相关试题推荐
随机试题
最新回复(0)