内容正文:
第一部分 话题读写练
主题群10 宇宙探索(4篇)
山东英语(RJ)
英语
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话题角度:地球与宇宙奥秘(2021枣庄)、星球星系、航天事业发展(2021青岛)
【教材单元链接】外研:八年级(下)Module 3 探索太空
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Passage 1
【读前预先练】
1. study n.______
2. light-years______
3. planet n. ______
4. radio waves__________
5. aliens n. ________
6. show up____________
研究
光年
行星
无线电波
外星人
出现;到场
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Do you ever get the feeling that you are being
watched?Well, you might be right. According to a
study by Nature on June 23, scientists have found
that 1,715 stars could have watched the earth since
people were on it.
The team looked at 331,312 stars within 326 light-years of the earth. In all those stars, only 1,715 of them could see the earth in the last 5,000 years. And another 319 stars will be also able to see us in the next 5,000 years. “When I look up at the sky, it looks a little bit
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friendlier because it’s like someone is saying hello.” said Lisa, leader of the institute(研究所) at Cornell University, US and the study’s writer.
If there is life on a planet around one of those 1,715 stars, they could easily see that there is life here because of the oxygen(氧气) on the earth. If that didn’t tell them, then the radio waves will also tell them the fact that there is life on the earth.
Why haven’t we heard from anyone from out space yet?That’s because it takes a long time for messages to travel between stars. When a message arrived, living things would not be there anymore. This long time gives different life fewer chances to talk with each other. So we should not expect aliens to show up any time soon.
【主旨大意】本文是一篇说明文。文章介绍地球被很多恒星监视着。
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1.How many stars will be able to see us in the next 5,000 years
together?( )
A. 319. B. 1,715. C. 2,034. D. 3,123.
[解析] 根据 “In all those stars, only 1,715 of them could see the earth in the last 5,000 years. And another 319 stars will be also able to see us in the next 5,000 years. 在所有这些恒星中, 只有1715颗行星在过去的5000年里能看到地球。在接下来的5000年里,另外319颗恒星也能看到我们。”可知在未来的5000年,一共有1715+319=2034颗恒星。故选C。
√
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2.What does the underlined word “that”