Ⅴ. 阅读理解
Some NASA scientists want to send a radio message into space to see if aliens can find us and send a reply. It includes important information about Earth: where we are, what humans look like and our DNA. But should we invite aliens to Earth? Students have different ideas.

(Continued Table)

1. Why do NASA scientists try to send the message into space?
A. To ask aliens to solve global warming.
B. To test Earth's communication technology.
C. To invite aliens to Earth for cultural exchanges.
D. To check if aliens can respond to human messages.
2. What does the underlined word "It" refer to?
A. Space.
B. The alien.
C. The radio message.
D. The reply of aliens.
Some NASA scientists want to send a radio message into space to see if aliens can find us and send a reply. It includes important information about Earth: where we are, what humans look like and our DNA. But should we invite aliens to Earth? Students have different ideas.
(Continued Table)
1. Why do NASA scientists try to send the message into space?
A. To ask aliens to solve global warming.
B. To test Earth's communication technology.
C. To invite aliens to Earth for cultural exchanges.
D. To check if aliens can respond to human messages.
2. What does the underlined word "It" refer to?
A. Space.
B. The alien.
C. The radio message.
D. The reply of aliens.
答案
1. D
2. C
2. C
解析
【分析】
1. 第1题是细节理解题,需定位原文中科学家发送太空信息的目的,匹配对应选项;2. 第2题是代词指代题,需根据代词前文的核心单数名词确定指代内容。
【解析】
1. 定位原文第一句“Some NASA scientists want to send a radio message into space to see if aliens can find us and send a reply”,可知发送信息的目的是确认外星人能否回应人类的信息,对应选项D;A选项“解决全球变暖”、B选项“测试地球通信技术”、C选项“邀请外星人文化交流”原文均未提及,排除。
2. 代词“It”指代前文提到的单数核心名词,前文核心表述为“send a radio message”,因此“It”指代“the radio message”,对应选项C;A、B、D选项均不符合指代逻辑,排除。
【答案】
1. D
2. C
【知识点】
英语阅读理解、细节理解题、代词指代题
【点评】
本题为英语阅读理解基础题型,通过定位原文细节、分析代词指代逻辑即可快速解题,属于易得分题。
【难度系数】
0.9
1. 第1题是细节理解题,需定位原文中科学家发送太空信息的目的,匹配对应选项;2. 第2题是代词指代题,需根据代词前文的核心单数名词确定指代内容。
【解析】
1. 定位原文第一句“Some NASA scientists want to send a radio message into space to see if aliens can find us and send a reply”,可知发送信息的目的是确认外星人能否回应人类的信息,对应选项D;A选项“解决全球变暖”、B选项“测试地球通信技术”、C选项“邀请外星人文化交流”原文均未提及,排除。
2. 代词“It”指代前文提到的单数核心名词,前文核心表述为“send a radio message”,因此“It”指代“the radio message”,对应选项C;A、B、D选项均不符合指代逻辑,排除。
【答案】
1. D
2. C
【知识点】
英语阅读理解、细节理解题、代词指代题
【点评】
本题为英语阅读理解基础题型,通过定位原文细节、分析代词指代逻辑即可快速解题,属于易得分题。
【难度系数】
0.9
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