外研版八年级上学期 Unit 3 Make it happen !单元基础练习卷
试卷更新日期:2025-09-02 类型:单元试卷
一、词汇考查,从 A、B、C、D 四个选项中选出最恰当的一项。(10分)
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1. Easton built the robotic arm ____ plastic blocks and fishing line.A、out of B、in C、on D、at2. The artificial arm ____ $80,000, which was too expensive for children.A、cost B、took C、spent D、paid3. Easton decided to ____ his design online for free.A、download B、upload C、post D、invent4. Benjamin Franklin was ____ about electricity and did many experiments.A、curious B、brave C、selfish D、careful5. The lightning rod ____ buildings from lightning.A、protects B、prevents C、warns D、invents6. Wan Hu was a ____ of space exploration in the Ming Dynasty.A、scientist B、pioneer C、inventor D、doctor7. Zhang Heng invented the first ____ detector to predict earthquakes.A、weather B、space C、earthquake D、lightning8. The Post-it Note was invented ____ accident by Arthur Fry.A、on B、by C、in D、with9. The smart walking stick can ____ blind people about nearby objects.A、warn B、help C、make D、do10. Curiosity is the key ____ new discoveries.A、of B、to C、for D、in
二、语法考查,从 A、B、C、D 四个选项中选出最佳答案。(10 分)
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11. He enjoyed ____ problems one after another.A、to solve B、solving C、solve D、solved12. Lily decided ____ a new cup for her grandfather.A、design B、to design C、designing D、designed13. The invention ____ by a 17-year-old boy last year.A、is made B、was made C、made D、makes14. ____ the failure, he kept working on his invention.A、Despite B、Although C、If D、Because15. They spent years ____ the sky and the earth.A、study B、to study C、studying D、studied16. ____ curious he is about the new machine!A、What B、How C、What a D、How a17. The boy invented a stick ____ frozen juice.A、to hold B、holding C、held D、hold18. She wished ____ a scientist when she grew up.A、becoming B、to become C、become D、became19. The exhibition hall ____ many great inventions yesterday.A、shows B、showed C、has shown D、will show20. ____ is important to share invention ideas with others.A、This B、That C、It D、What
三、词汇填空,用括号内单词的正确形式填空。(共 10 分)
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21. Easton's invention has (help) many children.22. The (invent) of the telephone changed communication.23. She is (passionate) about science and wants to be an inventor.24. The 3-D (print) can make physical objects from digital designs.25. They did many (experiment) to test the new product.26. The keyhole of nature (open) doors to new discoveries.27. The smart stick (weigh) only 0.5 kilograms.28. Despite the (fail), they didn't give up.29. He is an (imagine) boy who loves creating new things.30. The invention was (complete) by accident.
四、语法填空,阅读下面短文,在空白处填入一个适当的单词或括号内单词的正确形式。(每空两分,共 20 分)
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31. 语法填空,阅读下面短文,在空白处填入一个适当的单词或括号内单词的正确形式。
Easton LaChappelle (be) a young inventor. At 14, he (build) a robotic arm from plastic blocks. Later, he met Jenny, a girl an artificial arm. Her arm cost much money and wasn't useful. Easton decided (help) her. He (invent) a new arm with a 3-D printer. It could move brain signals. Now, his design is online for free, (help) many people. Easton shows that curiosity and hard work can (create) amazing things. "I just want to (lend) a hand to those in need," he says. His story teaches us that anyone can be an inventor if they (keep) trying.
五、阅读理解(共 10 小题,每小题 2 分,满分 20 分)
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32. 阅读理解
Easton LaChappelle is a young inventor who created a robotic arm at 14. He built it using plastic blocks and fishing line. At a science fair, he met Jenny, a girl born without an arm. Her artificial arm cost $80,000 but was just a simple hook. Easton was shocked and decided to help. Using a 3-D printer, he invented a lighter arm that works with brain signals. By 23, he improved it to weigh only 0.5 kg and cost $500. Easton posted his design online for free, helping many children. His story shows that curiosity and a desire to help can lead to great inventions.
(1)、What did Easton use to build the first robotic arm?A、Plastic blocks and fishing line. B、3-D printer. C、Metal and wood. D、Brain signals.(2)、Why was Easton shocked by Jenny's arm?A、It was too heavy. B、It was too expensive. C、It was too light. D、It was too big.(3)、How did Easton improve his invention at 16?A、He made it work with brain signals. B、He used plastic blocks. C、He posted it online. D、He made it cheaper.(4)、What did Easton do with his design?A、Sold it for money. B、Kept it secret. C、Shared it for free. D、Gave it to Jenny.(5)、What's the main idea of the passage?A、Artificial arms are expensive. B、Young inventors can make a difference. C、3-D printers are useful. D、Science fairs are important.33. 阅读理解Curiosity drives invention. Take Thomas Edison, for example. He was curious about why things worked and spent hours in his lab. This curiosity led him to invent the light bulb after many failures. Another example is Marie Curie, who was curious about radiation. Her research led to discoveries in physics and medicine. Even small curiosity can lead to big ideas. A boy named Frank Epperson left a drink outside with a stick in it. When it froze, he discovered the ice lolly. So, never stop being curious—you never know what you might invent!
(1)、What does curiosity lead to?A、Failures. B、Inventions. C、Problems. D、Accidents.(2)、Who invented the light bulb?A、Thomas Edison. B、Marie Curie. C、Frank Epperson. D、Easton LaChappelle.(3)、What did Marie Curie study?A、Light. B、Radiation. C、Ice lollies. D、Robotic arms.(4)、How was the ice lolly invented?A、By accident. B、Through research. C、In a lab. D、With a 3-D printer.(5)、What's the best title for the passage?A、Famous Inventors B、The Power of Curiosity C、Inventions and Accidents D、How to Be an Inventor六、完型填空,从 A、B、C、D 四个选项中选出最佳答案。(共 10 分)
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34. 完形填空,从 A、B、C、D 四个选项中选出最佳答案。
Li Hua was a1 student who loved solving problems. One day, he saw his grandma 2 to carry heavy shopping bags. He decided to3 an invention to help her. He 4 a small cart with wheels. The cart was5 plastic and metal. At first, it was too heavy, but Li Hua 6 improving it. He added a handle and made it 7 . Finally, the cart worked well. Grandma was 8 and said, "This is a great 9 !"Li Hua learned that invention comes from10 problems. He hoped to invent more things to help others.
(1)A、 lazy B、 curious C、 selfish D、 brave(2)A、 easy B、 happy C、 struggling D、 excited(3)A、 buy B、 invent C、 borrow D、 sell(4)A、 built B、 bought C、 found D、 drew(5)A、 made of B、 made from C、 made in D、 made up(6)A、 stopped B、 kept C、 hated D、 forgot(7)A、 heavier B、 lighter C、 bigger D、 smaller(8)A、 sad B、 angry C、 happy D、 worried(9)A、 problem B、 invention C、 cart D、 bag(10)A、 solving B、 creating C、 finding D、 ignoring七、书面表达(15 分)
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35. 以 "My Favorite Invention" 为题,写一篇 80 词短文,介绍你最喜欢的发明(如手机、自行车等),使用词汇如 invent, useful, solve, improve 等。
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