Unit 5 Section A (2a–2d) 知识清单（默写版）+ 同步练习 2026-2027学年人教版英语九年级上册

Unit 5 Section A (2a–2d) 知识清单（默写版）+ 同步练习2026-2027学年九年级上册人教版 一、核心词汇（根据中文写出英文） 1. 设计 v. ____________ 2. 创造；创建 v. ____________ 3. 发送 v.（过去式/过去分词）____________ / ____________ 4. 读取；阅读 v.（过去分词）____________ 5. 生产；繁育 v. ____________ 6. 塑料（的）n.&adj. ____________ 7. 打印机 n. ____________ 8. 医学；药 n. ____________ 9. 材料 n. ____________ 10. 3D打印机 ____________ 11. 国际发明展（全称） ____________ 12. 日常物品 ____________ 13. 世界上一切（短语） ____________ 二、重点短语（根据中文写出英文） 1. 去国际发明展 ____________ 2. 最喜欢…… ____________ 3. 几乎世界上一切都能被它制造 ____________ 4. 各种日常物品 ____________ 5. 在医学领域 ____________ 6. 胳膊和腿 ____________ 7. 甚至心脏也能被创造 ____________ 8. 在电脑上设计 ____________ 9. 生成一个文件 ____________ 10. 把文件发送给3D打印机 ____________ 11. 被3D打印机读取 ____________ 12. 通过堆积塑料被生产出来 ____________ 13. 其他材料也能被使用 ____________ 14. 想试试3D打印食物 ____________ 15. 被用来做某事（两种） ____________ / ____________ 三、2b 对话原句默写 1. — Where did Han Lin go last weekend? — He went to ________________________________________. 2. — What invention did he like the most? — He liked ________________________________________. 3. — Why? — Because almost everything ________________ can be made by it. 4. Everyday objects: toys, ________, ________, and even houses. 5. In medicine: arms, ________, and even ________. 四、2c 3D打印工作原理（被动语态填空） First, the object ________ ________ on a computer. Then a file ________ ________ by the computer. And the file ________ ________ to the 3D printer. Next, the file ________ ________ by the 3D printer. Finally, the object ________ ________ by building up plastic. 五、2d 口语描述句型模板（补全） A: What invention do you like the ____________? B: I like ____________ the most. A: What can it be used ____________? B: It can be used ____________ / to ____________. A: Is it important in your daily life? B: Yes, ____________. 六、语法：一般现在时被动语态 1. 结构：主语 + ________ (am/is/are) + ________（过去分词） 2. 情态动词被动结构：________ + ________ + 过去分词 3. 本课时常见过去分词： design → ________ create → ________ send → ________ read → ________ produce → ________ make → ________ 【同步练习】 一、2a 词汇任务（读2b对话，勾出3D打印机可以制造的物品） 读下面的对话，根据 Han Lin 提到的内容，在表格中勾选（✓）3D打印机可以制造的物品。 Ella: Hey, Han Lin! How was your weekend? Han Lin: It was great! I went to the International Exhibition of Inventions. Ella: Sounds cool! What invention did you like the most? Han Lin: The 3D printer. Ella: Why? Han Lin: Because almost everything under the sun can be made by it — everyday objects like toys, chairs, tables, houses… Ella: Really? What else? Han Lin: In medicine, arms and legs, even hearts can be created. Ella: Wow! Can it make food? Han Lin: Yes! Some special 3D printers can make food too. Ella: I'd love to try that! Things Can make? Things Can make? medicine ____ tables ____ arms and legs ____ shoes ____ hearts ____ computers ____ toys ____ houses ____ chairs ____ 补充：____________（对话中提到但表格未列出的） 二、词形转化（基于2a–2d核心词汇） 用括号内词的适当形式填空。 1. The 3D printer can ________ (produce) toys and chairs. 2. Many everyday ________ (object) can be made by it. 3. In medicine, arms and ________ (leg) can be created. 5. Some ________ (house) are made of plastic. 5. Food can also ________ (make) by special 3D printers. 6. Different ________ (material) can be used, not only plastic. 7. The ________ (medicine) field uses 3D printers to make body parts. 8. A 3D printer is a kind of ________ (print) that builds up plastic. 9. Almost everything under the sun ________ (can / make) by it. 10. The object ________ (design) on a computer first. 121. The file ________ (read) by the 3D printer. 12. Finally the object ________ (produce) by building up plastic. 13. Other materials can also ________ (use). 三、句型转换 1. The computer creates a file.（改为被动语态） A file ________ ________ by the computer. 2. The 3D printer reads the file.（改为被动语态） The file ________ ________ by the 3D printer. 3. A 3D printer can make toys.（改为被动语态） Toys ________ ________ made by a 3D printer. 4. We can use other materials.（改为被动语态） Other materials ________ ________ used. 5. Han Lin went to the International Exhibition of Inventions last weekend.（对划线部分提问） ________ ________ Han Lin ________ last weekend? 6. He liked the 3D printer because it can make many things.（对划线部分提问） ________ ________ he ________ the 3D printer? 四、3D打印流程排序（2c内容） 将下列句子按正确顺序排列： A. The file is sent to the 3D printer. B. The object is designed on a computer. C. The object is produced by building up plastic. D. A file is created by the computer. E. The file is read by the 3D printer. 正确顺序：____ → ____ → ____ → ____ → ____ 五、信息补全（基于2b–2d） 根据对话内容补全短文（每空一词）。 Han Lin went to the International Exhibition of 1.________ last weekend. His favourite invention is the 2.________ 3.________. Because almost everything 4.________ the 5.________ can be made by it. Everyday objects like toys, chairs, 6.________ and houses can be made. In 7.________, arms, legs and even hearts can be created. Ella says she'd love to 8.________ 3D-printed 9.________. 六、2d 小写作（60词左右，至少2个被动语态） 描述你最喜欢的一项日常物品（如 laptop / smartphone / dictionary / watch 等），说明它能用来做什么、为什么重要。 _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 【参考答案】 知识清单答案 一、1.design 2. create 3. sent/sent 4.read 5.produce 6.plastic 7.printer 8.medicine 9.material 10.3D printer 11.International Exhibition of Inventions 12.everyday objects 13.under the sun 二、1.go to the International Exhibition of Inventions 2.like ... the most 3.almost everything under the sun can be made by it 4.all kinds of everyday objects 5.in medicine 6.arms and legs 7.even hearts can be created 8.be designed on a computer 9.a file is created 10.a file is sent to the 3D printer 11.be read by the 3D printer 12.be produced by building up plastic 13.other materials can also be used 14.I'd love to try 3D-printed food 15.be used for doing / be used to do 三、1.the International Exhibition of Inventions 2.the 3D printer 3.under the sun 4.chairs, tables 5.legs, hearts 四、is designed / is created / is sent / is read / is produced 五、most / the laptop (或 pencil / robot / 3D printer 等) / for / studying (或 to study) / it helps me every day (合理即可) 六、1.be、过去分词 2.can + be + 过去分词 3.designed, created, sent, read, produced, made 同步练习答案 一、 ✓ arms and legs ✓ hearts ✓ toys ✓ tables — shoes — computers ✓ houses ✓ chairs（补充：food ✓） 二、1.produce 2.objects 3.legs 4.houses 5.be made 6.materials 7.medical 8.printer 9.can be made 10.is designed 11.is read 12.is produced 13.be used 三、1.is created 2.is read 3.can be 4.can be 5.Where did; go 6.Why did; like 四、B → D → A → E → C 五、1.Inventions 2.3D 3.printer 4.under 5.sun 6.tables 7.medicine 8.try 9.food 六、范文： My favourite invention is the laptop. It can be used for studying, writing and searching for information. Homework can be done on it, and many useful websites can be found quickly. It is small and easy to carry. It is important in my daily life because it helps me learn better and finish schoolwork faster. 学科网（北京）股份有限公司 $