三、补全对话
从方框中选择适当的选项补全对话，有两个多余选项。
Adam: Hi, Lucy! What do you think of space exploration?
Lucy: 1. It helps us know more about the universe.
Adam: I can't agree with you more. By the way, 2.
Lucy: Yes. It was launched in 1977 and has travelled far into space.
Adam: Wow! 3.
Lucy: Because it takes too much time and costs a lot.
Adam: 4.
Lucy: For about six to nine months at present.
Adam: What is your hope for the future?
Lucy: 5.

A. I hope to travel into the far space one day.
B. How long does it take to fly to Mars?
C. What is the farthest man-made ob-ject?
D. Why is space travel so difficult?
E. Scientists are now trying to make faster spacecraft.
F. do you know anything about Voyager 1?
G. I think it is really amazing.

1. G 2. F 3. D 4. B 5. A

【分析】本题为英语补全对话题，需结合上下文的问答逻辑选择合适的句子。第1空需回答对太空探索的看法；第2空需引出关于人造太空物体的问题；第3空需对应下文的原因回答，选Why引导的问句；第4空需对应下文的时间回答，选How long引导的问句；第5空需对应上文的“未来希望”，选表达希望的句子。
【解析】1. 上文Adam询问对太空探索的看法，G选项“I think it is really amazing.”是对该问题的恰当回应，故1选G；2. 下文Lucy提到“1977年发射”的人造物体，F选项“do you know anything about Voyager 1?”（旅行者1号是人造太空物体）衔接自然，故2选F；3. 下文以“Because”开头回答原因，说明此处问句是询问原因，D选项“Why is space travel so difficult?”符合，故3选D；4. 下文回答是时间“For about six to nine months”，说明此处问句是询问时长，B选项“How long does it take to fly to Mars?”符合，故4选B；5. 上文问“未来的希望是什么”，A选项“I hope to travel into the far space one day.”是对该问题的回应，故5选A。
【答案】1.G 2.F 3.D 4.B 5.A
【知识点】英语情景交际、补全对话
【点评】本题考查英语情景对话中句子的逻辑衔接，需准确把握上下文的问答关系，难度适中，适合初中英语学习者练习。
【难度系数】0.6

四、完形填空
阅读下面短文，从每小题的四个选项中，选出能填入文中相应空白处的最佳答案。
“Tianwen-1” was China's first home-made Mars rover. Its mission was to 1 the planet and look for signs of life. This was a huge step for China's space program.
Before the landing, scientists faced many 2. Mars had extreme(极度的) cold, reaching minus $100° C$, and signals(信号) took a long time to reach Earth. But the team didn't 3. They worked patiently and solved all problems.
“Tianwen-1” found 4 evidence(迹象) of water on Mars. This was great news as it could help future humans live on Mars. The rover also took 5 photos of Mars' landscape, showing rocks and valleys. After the main mission, “Tianwen-1” has continued to work 6 now. This project shows China's 7 will in space exploration.
The “Tianwen-1” mission also 8 students. Many schools held space-themed(太空主题的)activities to 9 students. Some students made small models of space stations at home. With this success, China will 10 more space projects in the future.
1. A. change B. develop
C. explore D. discover
2. A. successes B. challenges
C. chances D. changes
3. A. give up B. get up
C. stand up D. look up
4. A. possible B. little
C. false D. clear
5. A. boring B. normal
C. amazing D. colourful
6. A. when B. if
C. after D. until
7. A. soft B. poor
C. weak D. strong
8. A. inspired B. advised
C. praised D. controlled
9. A. stop B. encourage
C. ask D. order
10. A. start B. stop
C. cancel D. leave

1. C 2. B 3. A 4. D 5. C 6. D 7. D 8. A 9. B 10. A

【分析】
做完形填空需先通读全文把握主旨（本文介绍中国天问一号火星探测器的任务、挑战、成果及对学生的影响），再结合语境、词汇词义辨析逐一分析每个空，最后通读验证答案是否通顺合理。
【解析】
1. 第1空：天问一号的核心任务是“探索”火星，explore符合语境，故选C；
2. 第2空：着陆前科学家面临诸多“挑战”，challenges符合，选B；
3. 第3空：团队未“放弃”，give up符合，选A；
4. 第4空：发现火星上水的“清晰”迹象，clear符合，选D；
5. 第5空：拍摄了火星景观的“惊人”照片，amazing符合，选C；
6. 第6空：任务后继续工作“直到”现在，until符合，选D；
7. 第7空：体现中国太空探索的“强大”意志，strong符合，选D；
8. 任务“激励”了学生，inspired符合，选A；
9. 学校活动“鼓励”学生，encourage符合，选B；
10. 未来会“启动”更多太空项目，start符合，选A。
【答案】
1.C 2.B 3.A 4.D 5.C 6.D 7.D 8.A 9.B 10.A
【知识点】
词义辨析、语境理解、完形填空解题
【点评】
本文围绕中国航天成就展开，贴近时事，考查基础词汇的语境运用，难度适中，既考查词汇掌握也渗透了航天知识，适合学生练习。
【难度系数】
0.6