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Is there life beyond（超出……的范围）the Earth? Many people are interested in this question and try out the answer.
28 April, 2020, China's radio telescope（射电望远镜）FAST to look for aliens.
Radio telescopes find signals（信号）from space. On Earth, TVs and radios give out signals. Scientists that if there are aliens beyond the Earth, their technology will also give out signals as ours does.
Many radio telescopes the world are being used to look for aliens. In 1977, for example, the Big Ear radio telescope in the US found strong signal from space. Many believed it may come from aliens.
FAST is the world's largest and most sensitive radio telescope. can find even the weakest signals from space. Scientists are about what it might find in the future.
Finding aliens might sound exciting, some scientists think that we should not contact（联系）aliens. For example, the famous British scientist Stephen Hawking believed that aliens dangerous. they find us, they might take resources from the Earth. That would be very bad us. What do you think?
()1. A. find B. to find
C. found D. to finding
()2. A. In B. Over C. On D. Under
( )3. A. begins B. began
C. is beginning D. will begin
()4. A. can B. must
C. need D. have to
()5. A. we B. ours C. our D. us
()6. A. believe B. were believing
C. will believe D. is believing
()7. A. around B. below
C. by D. between
()8. A. an B. a C. the D. /
()9. A. people B. peoples
C. people’s D. peoples’
()10. A. It B. Its C. It’s D. They
()11. A. exciting B. excitement
C. excite D. excited
()12. A. when B. until C. but D. so
()13. A. were B. is C. was D. am
()14. A. And B. Before C. Or D. If
()15. A. for B. of C. with D. over
28 April, 2020, China's radio telescope（射电望远镜）FAST to look for aliens.
Radio telescopes find signals（信号）from space. On Earth, TVs and radios give out signals. Scientists that if there are aliens beyond the Earth, their technology will also give out signals as ours does.
Many radio telescopes the world are being used to look for aliens. In 1977, for example, the Big Ear radio telescope in the US found strong signal from space. Many believed it may come from aliens.
FAST is the world's largest and most sensitive radio telescope. can find even the weakest signals from space. Scientists are about what it might find in the future.
Finding aliens might sound exciting, some scientists think that we should not contact（联系）aliens. For example, the famous British scientist Stephen Hawking believed that aliens dangerous. they find us, they might take resources from the Earth. That would be very bad us. What do you think?
()1. A. find B. to find
C. found D. to finding
()2. A. In B. Over C. On D. Under
( )3. A. begins B. began
C. is beginning D. will begin
()4. A. can B. must
C. need D. have to
()5. A. we B. ours C. our D. us
()6. A. believe B. were believing
C. will believe D. is believing
()7. A. around B. below
C. by D. between
()8. A. an B. a C. the D. /
()9. A. people B. peoples
C. people’s D. peoples’
()10. A. It B. Its C. It’s D. They
()11. A. exciting B. excitement
C. excite D. excited
()12. A. when B. until C. but D. so
()13. A. were B. is C. was D. am
()14. A. And B. Before C. Or D. If
()15. A. for B. of C. with D. over
答案
1—5 B C B A C
6—10 A A B A A
11—15 D C A D A
1. B 固定短语 try to do sth 意为“努力做某事”,符合语境。
2. C 根据“28 April, 2020”和语境可知此处表示在具体某一天,应用介词 On。
3. B 根据“28 April, 2020”可知此处时态应用一般过去时。
4. A 句意为:射电望远镜可以发现来自太空的信号。根据语境可知,此处表示“能够”。
5. C 句意为:在地球上,我们的电视和收音机发出信号。空处应用形容词性物主代词修饰空后的名词短语 TVs and radios,故选 C 项。
6. A 句意为:科学家们相信,如果地球之外有外星人,(那么)他们的技术也会像我们的一样发出信号。此句陈述一个客观事实,应用一般现在时。
7. A 固定短语 around the world 意为“全世界;世界各地”。
8. B 根据语境可知此处表泛指,结合单数名词 signal 可知应用不定冠词,strong 是发音以辅音音素开头的单词,故应用 a。
9. A 空处在句中作主语,且 people 意为“人们”时为集合名词,符合语境。
10. A 句意为:它甚至可以发现来自太空的最微弱的信号。此空作主语,指代 FAST,应用 It。
11. D be excited about 意为“对……感到兴奋”,为固定搭配。
温馨提示
含 if 引导的条件状语从句的主从复合句的时态遵循“主将从现”原则,主句用一般将来时,则从句用一般现在时。
知识拓展
sign n. 迹象;招牌;手势;符号
v. 签字;和……签约;打手势
12. C 句意为:发现外星人可能听起来令人兴奋,但一些科学家认为我们不应该联系外星人。根据语境可知空前后内容之间是转折关系,应用 but。
13. A 根据 believed 可知主句使用了一般过去时,所以从句也用过去的时态,从句的主语 aliens 是复数名词,因此谓语动词也应用复数形式。
14. D 句意为:如果他们找到我们,他们可能会从地球上掠夺资源。根据语境可知此处应用 If 引导条件状语从句,意为“如果”。
15. A 固定搭配 be bad for 意为“对……有坏处”,符合语境。
6—10 A A B A A
11—15 D C A D A
1. B 固定短语 try to do sth 意为“努力做某事”,符合语境。
2. C 根据“28 April, 2020”和语境可知此处表示在具体某一天,应用介词 On。
3. B 根据“28 April, 2020”可知此处时态应用一般过去时。
4. A 句意为:射电望远镜可以发现来自太空的信号。根据语境可知,此处表示“能够”。
5. C 句意为:在地球上,我们的电视和收音机发出信号。空处应用形容词性物主代词修饰空后的名词短语 TVs and radios,故选 C 项。
6. A 句意为:科学家们相信,如果地球之外有外星人,(那么)他们的技术也会像我们的一样发出信号。此句陈述一个客观事实,应用一般现在时。
7. A 固定短语 around the world 意为“全世界;世界各地”。
8. B 根据语境可知此处表泛指,结合单数名词 signal 可知应用不定冠词,strong 是发音以辅音音素开头的单词,故应用 a。
9. A 空处在句中作主语,且 people 意为“人们”时为集合名词,符合语境。
10. A 句意为:它甚至可以发现来自太空的最微弱的信号。此空作主语,指代 FAST,应用 It。
11. D be excited about 意为“对……感到兴奋”,为固定搭配。
温馨提示
含 if 引导的条件状语从句的主从复合句的时态遵循“主将从现”原则,主句用一般将来时,则从句用一般现在时。
知识拓展
sign n. 迹象;招牌;手势;符号
v. 签字;和……签约;打手势
12. C 句意为:发现外星人可能听起来令人兴奋,但一些科学家认为我们不应该联系外星人。根据语境可知空前后内容之间是转折关系,应用 but。
13. A 根据 believed 可知主句使用了一般过去时,所以从句也用过去的时态,从句的主语 aliens 是复数名词,因此谓语动词也应用复数形式。
14. D 句意为:如果他们找到我们,他们可能会从地球上掠夺资源。根据语境可知此处应用 If 引导条件状语从句,意为“如果”。
15. A 固定搭配 be bad for 意为“对……有坏处”,符合语境。
解析
【分析】
先通读全文，明确文章主题为探索地球外是否存在生命的相关内容，再针对每个小题，结合英语语法规则（固定搭配、介词用法、时态、代词、冠词、连词等）及上下文语境，逐一分析选项，排除不符合语法或语境的错误选项，确定正确答案。
【解析】
1. 固定短语try to do sth意为“努力做某事”，符合语境，故选B。
2. 具体日期前需用介词on，故选C。
3. 由时间“28 April, 2020”可知，此处应用一般过去时，begin的过去式为began，故选B。
4. 句意为“射电望远镜可以发现来自太空的信号”，can表示能力，符合语境，故选A。
5. 空后是名词短语TVs and radios，需用形容词性物主代词our修饰，故选C。
6. 此处陈述客观事实，应用一般现在时，主语scientists为复数，动词用原形believe，故选A。
7. 固定短语around the world意为“全世界”，符合语境，故选A。
8. 此处表泛指“一个强烈的信号”，且strong以辅音音素开头，故用不定冠词a，故选B。
9. people作“人们”讲是集合名词，可在句中作主语，符合语境，故选A。
10. 此处指代单数名词FAST，在句中作主语，应用It，故选A。
11. 固定搭配be excited about意为“对……感到兴奋”，修饰人用excited，故选D。
12. 前后句为转折关系，应用转折连词but，故选C。
13. 主句believed为一般过去时，从句需用过去时态，主语aliens为复数，be动词用were，故选A。
14. 此处引导条件状语从句，表“如果”，应用if，故选D。
15. 固定搭配be bad for意为“对……有害”，符合语境，故选A。
【答案】
1.B 2.C 3.B 4.A 5.C 6.A 7.A 8.B 9.A 10.A 11.D 12.C 13.A 14.D 15.A
【知识点】
固定短语搭配、介词用法、时态运用
【点评】
本文围绕探索外星生命展开，考查初中英语核心基础知识点，包括固定搭配、介词、时态、代词、冠词、连词等，需结合语境与语法规则解题，是典型的完形填空基础题型，适合巩固英语基础知识。
【难度系数】
0.6
先通读全文，明确文章主题为探索地球外是否存在生命的相关内容，再针对每个小题，结合英语语法规则（固定搭配、介词用法、时态、代词、冠词、连词等）及上下文语境，逐一分析选项，排除不符合语法或语境的错误选项，确定正确答案。
【解析】
1. 固定短语try to do sth意为“努力做某事”，符合语境，故选B。
2. 具体日期前需用介词on，故选C。
3. 由时间“28 April, 2020”可知，此处应用一般过去时，begin的过去式为began，故选B。
4. 句意为“射电望远镜可以发现来自太空的信号”，can表示能力，符合语境，故选A。
5. 空后是名词短语TVs and radios，需用形容词性物主代词our修饰，故选C。
6. 此处陈述客观事实，应用一般现在时，主语scientists为复数，动词用原形believe，故选A。
7. 固定短语around the world意为“全世界”，符合语境，故选A。
8. 此处表泛指“一个强烈的信号”，且strong以辅音音素开头，故用不定冠词a，故选B。
9. people作“人们”讲是集合名词，可在句中作主语，符合语境，故选A。
10. 此处指代单数名词FAST，在句中作主语，应用It，故选A。
11. 固定搭配be excited about意为“对……感到兴奋”，修饰人用excited，故选D。
12. 前后句为转折关系，应用转折连词but，故选C。
13. 主句believed为一般过去时，从句需用过去时态，主语aliens为复数，be动词用were，故选A。
14. 此处引导条件状语从句，表“如果”，应用if，故选D。
15. 固定搭配be bad for意为“对……有害”，符合语境，故选A。
【答案】
1.B 2.C 3.B 4.A 5.C 6.A 7.A 8.B 9.A 10.A 11.D 12.C 13.A 14.D 15.A
【知识点】
固定短语搭配、介词用法、时态运用
【点评】
本文围绕探索外星生命展开，考查初中英语核心基础知识点，包括固定搭配、介词、时态、代词、冠词、连词等，需结合语境与语法规则解题，是典型的完形填空基础题型，适合巩固英语基础知识。
【难度系数】
0.6
16—20 是五个人的爱好和需求，A—F 是六个夏令营的简介。请根据描述为他们选出最合适的夏令营。
(
(
(
(
(
A. Brave Heart Scout (童子军) Summer Camp
Our camp is for boys between 12 and 18. We teach you how to survive alone in the wilderness. We go hiking, swimming and mountain biking. We also teach many useful outdoor skills.
B. Newton Summer Camp
Are you interested in science? Do you want to build a robot? Do you want to do science experiments? Do you want to make your own inventions? This is the camp for you.
C. Big Wave Sailing Camp
Imagine sitting on a boat by yourself in the middle of a lake. It is quiet. Suddenly the wind blows. It makes your boat go forward quickly. You must drive the boat by yourself or the boat could tip over. You can learn to do that at our camp. But you must be a good swimmer to join us.
D. Milky Way Space Camp
Do you dream of becoming an astronaut? Then you may join us. You will take a tour to the space centre. You will talk with real astronauts. You will visit spaceships. You will get to know all kinds of space knowledge.
E. The Centre For Talented Youth
Unlike other summer camps that are full of hiking, swimming and fun outdoor activities, the CTY is a camp for bookworms (书虫). It has activities such as "Star Wars Battle" and "Harry Potter Camp".
F. Three Leaves Summer Camp
Our camp is in the countryside. We live in tents. We play sport or music. We also go for long walks in forests or trips on rivers or lakes. We teach many different outdoor skills.
(
E
)16. Lisa enjoys reading books very much, especially Harry Potter. She doesn't like outdoor activities.(
F
)17. Tina is an active girl. She wants to learn some useful outdoor skills and be close to nature.(
D
)18. Tom is crazy about the space. He really wants to talk with some real astronauts.(
A
)19. Ken is a 16-year-old boy. He wants to learn how to live in the wild.(
B
)20. Harry is very interested in all kinds of robots.A. Brave Heart Scout (童子军) Summer Camp
Our camp is for boys between 12 and 18. We teach you how to survive alone in the wilderness. We go hiking, swimming and mountain biking. We also teach many useful outdoor skills.
B. Newton Summer Camp
Are you interested in science? Do you want to build a robot? Do you want to do science experiments? Do you want to make your own inventions? This is the camp for you.
C. Big Wave Sailing Camp
Imagine sitting on a boat by yourself in the middle of a lake. It is quiet. Suddenly the wind blows. It makes your boat go forward quickly. You must drive the boat by yourself or the boat could tip over. You can learn to do that at our camp. But you must be a good swimmer to join us.
D. Milky Way Space Camp
Do you dream of becoming an astronaut? Then you may join us. You will take a tour to the space centre. You will talk with real astronauts. You will visit spaceships. You will get to know all kinds of space knowledge.
E. The Centre For Talented Youth
Unlike other summer camps that are full of hiking, swimming and fun outdoor activities, the CTY is a camp for bookworms (书虫). It has activities such as "Star Wars Battle" and "Harry Potter Camp".
F. Three Leaves Summer Camp
Our camp is in the countryside. We live in tents. We play sport or music. We also go for long walks in forests or trips on rivers or lakes. We teach many different outdoor skills.
答案
快速对答案 16—20 E F D A B
16. E 根据“Lisa enjoys reading books very much, especially Harry Potter. She doesn't like outdoor activities.”可知,选项 E 中的 bookworms 与之呼应,故选 E 项。
17. F 根据“Tina is an active girl. She wants to learn some useful outdoor skills and be close to nature.”可知,选项 F 中的 in the countryside 和 outdoor skills 与之呼应,故选 F 项。
18. D 根据“Tom is crazy about the space. He really wants to talk with some real astronauts.”可知,汤姆非常喜欢太空,他真的很想和真正的宇航员说话。选项 D 中的 talk with real astronauts 与之呼应,故选 D 项。
19. A 根据“Ken is a 16-year-old boy. He wants to learn how to live in the wild.”可知,选项 A 中的 for boys 和 survive alone in the wilderness 与之呼应,故选 A 项。
20. B 根据“Harry is very interested in all kinds of robots.”可知,选项 B 中的 robot 与之呼应,故选 B 项。
16. E 根据“Lisa enjoys reading books very much, especially Harry Potter. She doesn't like outdoor activities.”可知,选项 E 中的 bookworms 与之呼应,故选 E 项。
17. F 根据“Tina is an active girl. She wants to learn some useful outdoor skills and be close to nature.”可知,选项 F 中的 in the countryside 和 outdoor skills 与之呼应,故选 F 项。
18. D 根据“Tom is crazy about the space. He really wants to talk with some real astronauts.”可知,汤姆非常喜欢太空,他真的很想和真正的宇航员说话。选项 D 中的 talk with real astronauts 与之呼应,故选 D 项。
19. A 根据“Ken is a 16-year-old boy. He wants to learn how to live in the wild.”可知,选项 A 中的 for boys 和 survive alone in the wilderness 与之呼应,故选 A 项。
20. B 根据“Harry is very interested in all kinds of robots.”可知,选项 B 中的 robot 与之呼应,故选 B 项。
解析
【分析】
先明确5位学生的核心需求：16号Lisa爱读书（尤其哈利波特）、不喜欢户外活动；17号Tina需户外技能、亲近自然；18号Tom痴迷太空、想和真实宇航员交流；19号Ken要学习野外生存；20号Harry喜爱各类机器人。再提取6个夏令营的关键信息，将学生需求与夏令营特点一一对应，即可选出最合适的选项。
【解析】
16. Lisa的需求是爱读书、不喜欢户外活动，E项是针对书虫的夏令营，有哈利波特相关活动，符合要求，故选E；
17. Tina想要户外技能、亲近自然，F项在乡村，教授户外技能，符合要求，故选F；
18. Tom痴迷太空、想和真实宇航员交流，D项有与真实宇航员交流的内容，符合要求，故选D；
19. Ken想学习野外生存，A项教授野外生存技能，适合12-18岁男孩，符合要求，故选A；
20. Harry喜爱各类机器人，B项有搭建机器人的活动，符合要求，故选B。
【答案】
16.E 17.F 18.D 19.A 20.B
【知识点】
信息匹配题、阅读理解
【点评】
本题为信息匹配类阅读理解题，考查学生提取关键信息并进行匹配的能力，需准确对应人物需求与夏令营特点，难度适中。
【难度系数】
0.3
先明确5位学生的核心需求：16号Lisa爱读书（尤其哈利波特）、不喜欢户外活动；17号Tina需户外技能、亲近自然；18号Tom痴迷太空、想和真实宇航员交流；19号Ken要学习野外生存；20号Harry喜爱各类机器人。再提取6个夏令营的关键信息，将学生需求与夏令营特点一一对应，即可选出最合适的选项。
【解析】
16. Lisa的需求是爱读书、不喜欢户外活动，E项是针对书虫的夏令营，有哈利波特相关活动，符合要求，故选E；
17. Tina想要户外技能、亲近自然，F项在乡村，教授户外技能，符合要求，故选F；
18. Tom痴迷太空、想和真实宇航员交流，D项有与真实宇航员交流的内容，符合要求，故选D；
19. Ken想学习野外生存，A项教授野外生存技能，适合12-18岁男孩，符合要求，故选A；
20. Harry喜爱各类机器人，B项有搭建机器人的活动，符合要求，故选B。
【答案】
16.E 17.F 18.D 19.A 20.B
【知识点】
信息匹配题、阅读理解
【点评】
本题为信息匹配类阅读理解题，考查学生提取关键信息并进行匹配的能力，需准确对应人物需求与夏令营特点，难度适中。
【难度系数】
0.3
