2025-2026学年外研版八年级上册 Unit 3 Make it happen! 重点短语句子知识清单

Unit 3 Make it happen! 重点短语句子知识清单
Listening and Speaking Listening and Speaking
短语： 短语：
scientific fair 科学博览会
artificial arm 假肢
3-D printer 3D打印机
brain signals 脑信号
lend a hand 伸出援手
fix problems 解决问题
daily necessities 日用品
句子： 句子：
Easton built a robotic arm out of plastic blocks and fishing line at the scientific fair. 伊斯顿在科学博览会上用塑料积木和钓鱼线制作了一个机械臂。
The 3-D printer helped Easton invent a lighter artificial arm for children. 3D打印机帮助伊斯顿为孩子们发明了更轻便的假肢。
We should lend a hand to people in need with our creative ideas. 我们应该用创意想法向有需要的人伸出援手。
Great inventors are good at finding and fixing problems in daily life. 伟大的发明家擅长发现并解决日常生活中的问题。
Many inventions have become necessary daily necessities that we can’t live without. 许多发明已成为我们生活中不可或缺的日用品。
Reading and Thinking Reading and Thinking
短语： 短语：
fishing line 钓鱼线
plastic blocks 塑料积木
weigh kilograms 重……千克
post online 上传到网上
for free 免费
download the design 下载设计图
unexpected inventions 意外发明
句子： 句子：
Jenny’s artificial arm was just a simple hook but cost as much as $80,000. 珍妮的假肢只是一个简单的钩子，却花费了高达8万美元。
Easton’s final design weighed only 0.5 kilograms and cost around $500. 伊斯顿的最终设计仅重0.5千克，成本约500美元。
He decided to post his invention design online for free to help more children. 他决定将发明设计图免费上传到网上，帮助更多孩子。
People can download the design and make the artificial arm with their own 3-D printers. 人们可以下载设计图，用自己的3D打印机制作假肢。
Penicillin is one of the most famous unexpected inventions in history. 青霉素是历史上最著名的意外发明之一。
Discovering Useful Structures Discovering Useful Structures
短语： 短语：
to-infinitive as object 动词不定式作宾语
-ing form as object 动名词作宾语
try to do sth 努力做某事
enjoy doing sth 喜欢做某事
decide to do sth 决定做某事
practise doing sth 练习做某事
句子： 句子：
Easton tried to improve his robotic arm again and again.（to-infinitive作宾语） 伊斯顿努力一次次改进他的机械臂。
He enjoyed fixing problems one after another during the invention process.（-ing form作宾语） 他喜欢在发明过程中逐一解决问题。
Shantanu decided to design a smart stick for blind students at his school. 尚塔努决定为学校的盲生设计一款智能拐杖。
The inventor practises testing the new product every day to ensure its safety. 发明者每天练习测试新产品，以确保其安全性。
We hope to create more useful inventions for people’s life. 我们希望为人们的生活创造更多实用的发明。
Reading for Writing Reading for Writing
短语： 短语：
passionately curious 充满热情地好奇
lightning rod 避雷针
space exploration 太空探索
earthquake detector 地动仪
keyhole of nature 自然的钥匙孔
scientific research 科学研究
句子： 句子：
Albert Einstein said he had no special talents but was only passionately curious. 阿尔伯特·爱因斯坦说他没有特殊天赋，只是充满热情地好奇。
Benjamin Franklin’s curiosity about electricity led him to invent the lightning rod. 本杰明·富兰克林对电的好奇心促使他发明了避雷针。
Wan Hu, a pioneer of space exploration, invented a “flying chair” out of curiosity. 太空探索先驱万户出于好奇，发明了“飞椅”。
Zhang Heng spent years studying the sky and invented the first earthquake detector. 张衡花了数年时间研究天象，发明了第一台地动仪。
Curiosity is the keyhole of nature that helps scientists discover the unknown. 好奇心是自然的钥匙孔，帮助科学家探索未知。
Assessing Your Progress & Reflecting Assessing Your Progress & Reflecting
短语： 短语：
creative thinking 创造性思维
invention spirit 发明精神
problem-solving ability 解决问题的能力
persistent effort 坚持不懈的努力
句子： 句子：
Through this unit, I know that curiosity and persistence are the core of invention. 通过本单元学习，我知道好奇心和坚持是发明的核心。
I have learned to use to-infinitive and -ing form correctly as objects in sentences. 我学会了正确使用动词不定式和动名词作句子宾语。
Creative thinking helps inventors turn ordinary ideas into great inventions. 创造性思维帮助发明者将普通想法转化为伟大发明。
The problem-solving ability is developed by facing and fixing difficulties repeatedly. 解决问题的能力是通过反复面对和解决困难培养的。
Great inventions often come from caring about people’s needs and daily life. 伟大的发明往往源于关注人们的需求和日常生活。
Presenting Ideas Presenting Ideas
短语： 短语：
display board 展示板
invention introduction 发明介绍
special functions 特殊功能
practical value 实用价值
句子： 句子：
Our group’s display board introduces the history and functions of the lightning rod. 我们小组的展示板介绍了避雷针的历史和功能。
We will explain the inventor’s story and how the invention changed people’s lives. 我们会讲解发明者的故事，以及这项发明如何改变了人们的生活。
The special function of this smart invention is that it can sense danger automatically. 这项智能发明的特殊功能是能自动感知危险。
We also listed the practical value of the invention in daily life and work. 我们还列出了这项发明在日常生活和工作中的实用价值。
To make the display board attractive, we added photos of the invention process and real applications. 为了让展示板更吸引人，我们添加了发明过程和实际应用的照片。