Unit5 Power of Ideas 趣味语法闯关一般过去时被动语态练习 2026-2027学年人教版九年级英语上册

**基本信息** 以“发明馆讲解员”剧情为主线，通过六大梯度关卡系统构建一般过去时被动语态方法体系，融合核心语法规则与单元主题素材，实现从基础到综合应用的逻辑递进，提升语言运用与文化理解能力。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |关卡一|8题填空|动词过去分词变形+was/were主谓搭配|核心结构（was/were+过去分词）初步认知| |关卡二|8题单选|单复数主语与was/were匹配+主动被动区分|规则应用与语态辨识| |关卡三|5题句型转换|主动变被动四步法（宾变主+was/were+过去分词+by原主）|语法规则向句式转换迁移| |关卡四|5题改错|攻克漏加was/were、主谓不一致、过去分词错误|易错点诊断与规则巩固| |关卡五|5题翻译|科普短句被动表达|规则在跨文化语境中的应用| |关卡六|1篇短文|完整语篇被动语态综合运用|从单句到语篇的能力升华|

九上Unit5 Power of Ideas 趣味语法闯关 一般过去时被动语态练习（教师版） # 完整参考答案与详细解析 ## 关卡一 填空答案 1. was invented 2. was developed 3. were produced 4. was completed 5. were created 6. was designed 7. weren’t used 8. were sent 解析：单数名词/不可数搭配was，复数搭配were，动词统一使用过去分词。 ## 关卡二 单选答案 1.B 2.B 3.C 4.B 5.C 6.B 7.C 8.B ## 关卡三 句型转换标准答案 1. was invented 2. wasn’t completed 3. Was; developed 4. How was; spread 5. was created ## 关卡四 改错修正 1. invent → was invented 2. was → were 3. Were → Was 4. weren’t → wasn’t 5. send → sent ## 关卡五 翻译标准答案 1. Paper was invented by Cai Lun in ancient China. 2. The Qinghai-Xizang Railway was completed in 2006. 3. Early bamboo slips weren’t used by people for a long time. 4. Was the first radio developed by the Italian inventor? 5. Many daily things were made by 3D printers last year. ## 关卡六 写作参考范文（造纸术主题） Paper was invented by Cai Lun in the Eastern Han Dynasty. Cheap plant fibre was used to make the new paper. Heavy bamboo slips were replaced by this light paper. The papermaking skill was spread to other countries later. Many books were made with paper in old times. Great changes were brought to the world by this great invention. This useful creation was remembered by people forever. 2 学科网（北京）股份有限公司 $ 九上Unit5 Power of Ideas 趣味语法闯关 一般过去时被动语态练习（学生版） 本单元核心语法为**一般过去时被动语态**，贴合Unit5发明创造主题，围绕造纸术、收音机、3D打印、高铁、青藏铁路等单元核心素材出题。习题分六大梯度关卡，由基础填空、单选、句型转换、改错、翻译、短文写作层层递进，聚焦`was/were + 过去分词`核心结构，攻克主动变被动、主谓一致两大中考高频易错点 。 闯关剧情：你是发明馆讲解员，整理古今发明科普稿件，通关熟练掌握过去时被动语态，就能完成全套发明讲解文稿！ 核心语法规则：一般过去时被动语态 单数/不可数主语：was + 过去分词 复数主语：were + 过去分词 否定：wasn’t / weren’t + 过去分词 疑问：Was / Were + 主语 + 过去分词？ ## 关卡一 发明馆·语态积木填空 用括号动词的一般过去时被动形式填空 1. Paper ________ (invent) by Cai Lun in Eastern Han Dynasty. 2. The first radio ________ (develop) by Marconi in the 1890s. 3. Many plastic toys ________ (produce) by 3D printers last year. 4. The Qinghai-Xizang Railway ________ (complete) in 2006. 5. Simple printing tools ________ (create) hundreds of years ago. 6. This old model plane ________ (design) by a teen inventor last term. 7. Heavy bamboo slips ________ (not use) after cheap paper appeared. 8. Thousands of messages ________ (send) across the Atlantic in 1901. 🎉发明素材解锁播报 分清was/were主谓搭配，熟练动词过去分词变形，收集第一批发明讲解素材。 ## 关卡二 发明寻宝单项选择 选出正确一般过去时被动语态选项 1. Paper ______ by Cai Lun thousands of years ago. A. invented B. was invented C. were invented 2. The first radio ______ in the 1890s. A. developed B. was developed C. were developed 3. Many plastic models ______ by the students last week. A. made B. was made C. were made 4. The high-speed railway ______ in 2006. A. finished B. was finished C. were finished 5. Lots of old writing tools ______ in the ancient workshop. A. used B. was used C. were used 6. The first paper-making method ______ after many experiments. A. found B. was found C. were found 7. Two new 3D printing machines ______ in the lab last month. A. bought B. was bought C. were bought 8. News ______ far by radio long before TVs appeared. A. spread B. was spread C. were spread 🏆宝藏通关奖励 区分单复数主语搭配was/were，分清主动与过去被动差异，解锁全部发明素材。 ## 关卡三 发明魔法句型转换 按要求改写句子，每空一词 1. Cai Lun invented cheap paper long ago.（改为一般过去被动） Cheap paper ________ ________ by Cai Lun long ago. 2. Workers built the Qinghai-Xizang Railway in 2006.（否定被动句） The Qinghai-Xizang Railway ________ ________ by workers in 2006. 3. Marconi developed the first radio in the 1890s.（改为一般疑问句） ________ the first radio ________ by Marconi in the 1890s? 4. People spread news by radio in old days.（对划线by radio提问） ________ news ________ by people in old days? 5. Students created many small inventions last year.（单数主语改写：A small invention…） A small invention ________ ________ by students last year. ✨魔法屋通关提示 主动变被动步骤：原宾语变主语 + was/were + 过去分词 + (by+原主语)，复数主语用were，单数用was。 ## 关卡四 发明小侦探 句子改错 划出错误，在横线写出完整正确句子 1. Paper invent by Cai Lun in Eastern Han Dynasty. 汉译：纸是由蔡伦在东汉时期发明的。 ________________________________________________________________ 2. Many toys was produced by 3D printers last year. 汉译：去年许多玩具由3D打印机制作。 ________________________________________________________________ 3. Were the radio developed by Marconi in 1890s? 汉译：收音机是马科尼在19世纪90年代发明的吗？ ________________________________________________________________ 4. The railway weren’t completed until 2006. 汉译：这条铁路直到2006年才完工。 ________________________________________________________________ 5. Lots of messages were send across the ocean in 1901. 汉译：1901年许多信息跨洋传递。 ________________________________________________________________ 🔍侦探结案通知 攻克三大易错点：漏加was/were、单复数主谓不一致、过去分词写错，获得金牌讲解员徽章。 ## 关卡五 科普解说稿 中英翻译 全部使用一般过去时被动语态 1. 纸由蔡伦在古代中国发明。 ________________________________________________________________ 2. 青藏铁路于2006年完工。 ________________________________________________________________ 3. 早期竹简没有被人们长期使用。 ________________________________________________________________ 4. 第一台收音机是由意大利发明家研制的吗？ ________________________________________________________________ 5. 许多生活用品去年被3D打印机制造出来。 ________________________________________________________________ 📝解说稿完工播报 熟练运用过去时被动写科普短句，讲解基础素材全部收集完成。 ## 关卡六 发明馆完整短文创作 写作要求：不少于6句话，全部使用一般过去时被动语态，围绕造纸术或收音机任选其一写科普讲解短文 ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ 🎬发明馆专栏收官播报 完整运用一般过去被动完成科普短文，讲解员实习任务全部通关！ 2 学科网（北京）股份有限公司 $