Unit5知识点-Lesson 1练习2025-2026学年冀教版八年级英语下册

八年级英语下册Unit5知识点-Lesson 1练习 小试牛刀 A. 用所给动词的适当形式填空（一般现在时 / 情态动词） 1. The invention of paper __________ (greatly influence) the development of human civilization. 2. The telephone __________ (help) people communicate with each other easily and quickly. 3. The light bulb __________ (light up) the world. 4. Computers and the internet __________ (change) our lives. 5. If I could invent something, I __________ (invent) a time machine. B. 选用方框中的短语填空（每个限用一次） | do chores | come up with | light up | communicate with | shape our world | 1. Inventions play an important role in ____________________. 2. The telephone helps people ____________________ each other. 3. The light bulb can ____________________ the dark. 4. I would invent a robot to ____________________ for me. 5. Keep dreaming and ____________________ new ideas. C. 句型转换（改为一般疑问句并作肯定或否定回答） 1. Paper has greatly influenced human civilization. 一般疑问句：________________________________________________ 肯定回答：________________ 否定回答：________________ 2. You can do many things with a computer. 一般疑问句：________________________________________________ 肯定回答：________________ 否定回答：________________ 3. Song Hua would invent a time machine. 一般疑问句：________________________________________________ 肯定回答：________________ 否定回答：________________ 配套练习 A. 单项选择（★） 从A、B、C、D中选择最佳答案。 1. Which invention does Li Ming think is the most important? A. The telephone. B. The paper. C. The light bulb. D. The computer. 2. What does the telephone help people do? A. Light up the world. B. Communicate easily and quickly. C. Do chores. D. Travel in time. 3. According to Wang Mei, what is an important invention that lights up the world? A. The internet. B. The computer. C. The light bulb. D. The washing machine. 4. What would Li Lin invent? A. A time machine. B. A robot to do chores. C. A flying car. D. A new kind of phone. 5. What does Ms Liu encourage students to do? A. Stop inventing. B. Keep dreaming and coming up with new ideas. C. Only use old inventions. D. Forget about creativity. B. 完成句子（★★） 根据课文内容，用正确的词汇完成句子。 1. 今天，让我们谈谈发明及其在塑造我们世界中的作用。 Today, let’s talk about inventions and their roles in __________ our world. 2. 我相信纸的发明极大地影响了人类文明的发展。 I believe the invention of paper has greatly __________ the development of human civilization. 3. 电脑和互联网改变了我们的生活。 Computers and the internet have __________ our lives. 4. 如果你能发明一些东西，你会发明什么？ If you could invent something, what __________ you __________? 5. 发明来自想象力和创造力。 Inventions come from __________ and __________. 拓展思考 Part 1（描述你认为最重要的发明及其原因） 写一段话（至少5句）。你认为哪项发明最重要？为什么？它如何改变了人们的生活？ 使用以下表达：I think the most important invention is, because, before it was invented, people had to, now we can, it has greatly influenced __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Part 2（给父母写一段话，描述你想发明的东西） 写一段话（至少5句）。如果你能发明一样东西，你会发明什么？它有什么功能？为什么你想发明它？ 使用以下表达：If I could invent something, I would invent, it can, I want to invent it because, it would help people, I hope one day __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Part 3（为什么发明创造对人类很重要？） 写一段话（至少5句）。解释发明如何推动社会进步、改善生活、解决难题。举例说明。 使用以下表达：Inventions are important because, they help us, for example, without the invention of, we would still, new inventions can solve, we should encourage __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ 参考答案与解析 小试牛刀 A 1. has greatly influenced (现在完成时，表示影响持续至今) 2. helps (一般现在时，客观事实) 3. lights up (一般现在时) 4. have changed (现在完成时) 5. would invent (虚拟语气，表示假设) 小试牛刀 B 1. shaping our world 2. communicate with 3. light up 4. do chores 5. come up with 小试牛刀 C 1. Has paper greatly influenced human civilization? Yes, it has. / No, it hasn’t. 2. Can you do many things with a computer? Yes, I can. / No, I can’t. 3. Would Song Hua invent a time machine? Yes, she would. / No, she wouldn’t. 配套练习 A 1. B（对话：Li Ming: I believe the invention of paper ...） 2. B（对话：The telephone helps people communicate with each other easily and quickly） 3. C（对话：Wang Mei: The light bulb is also an important invention. It lights up the world） 4. B（对话：Li Lin: I would invent a robot to do chores for me） 5. B（对话：Keep dreaming and coming up with new ideas） 配套练习 B 1. shaping 2. influenced 3. changed 4. would, invent 5. imagination, creativity 拓展思考（示例） Part 1 I think the most important invention is the internet. Because before it was invented, people had to go to libraries to find information. Now we can learn anything online in seconds. The internet also connects people around the world. It has greatly influenced how we work, study, and have fun. Part 2 If I could invent something, I would invent a smart backpack. It can charge my phone, lock itself, and show me directions on a small screen. I want to invent it because students carry heavy bags and often lose things. It would help people stay organized and safe. I hope one day my idea can come true. Part 3 Inventions are important because they help us live better lives. For example, without the invention of the light bulb, we would still use candles at night. New inventions can solve problems like pollution or disease. We should encourage young people to be creative and invent new things. Inventions push society forward and make the world a brighter place. 1 学科网（北京）股份有限公司 $