Unit 2 Brilliant Thoughts单元重点易错专项训练2026-2027学年仁爱科普版英语九年级上册

**基本信息** 本专项聚焦九年级Unit 2 9大高频考点，通过“基础+提升+拓展”三级训练，结合易错警示提炼解题方法，构建从语法规则到语境应用的知识逻辑链，助力学生突破被动语态、词汇辨析等核心难点，提升语言运用能力与应试思维。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |被动语态（3类）|27题|提炼“be+done”时态变化规则，区分及物/不及物动词被动用法|从一般过去时到情态动词被动，构建时态-语态联动逻辑| |词汇辨析（4类）|36题|通过“材质可见性”“动作执行者”等维度辨析易混词/短语|从静态词义到动态语境应用，培养精准表达能力| |句型/词缀|18题|总结It句型转换技巧及-en词缀构词规律|从语法结构到构词法，形成系统语言知识网络|

仁爱科普版 九年级上册 Unit 2 Brilliant Thoughts 重点易错专项训练 仁爱科普版 九年级上册 Unit 2 Brilliant Thoughts 单元重点易错专项训练 题型：选择题(基础+提升) + 用适当形式填空(拓展) 共9大考点 x 9题 = 81题 | 含详细解析 说明：本卷所有题目紧扣仁爱科普版(2024)九年级上册Unit 2教材内容，涵盖一般过去时被动语态、一般现在时被动语态、情态动词被动语态、be made of/from辨析、be used for/to do辨析、词缀-en用法、invent/discover/create辨析、It is said that句型、bring about/depend on/lead to/solve短语辨析等9大高频考点。全部题目自主创新，答案唯一。 考点一：被动语态一般过去时（was/were + done） 【易错警示】易错点：① 被动结构：be + 过去分词，be随时态变化；② 一般过去时被动：was/were + done；③ 主语单数/不可数用was，复数用were；④ 不及物动词（happen, take place, break out）无被动语态；⑤ by短语引出动作执行者，by后接宾格（by me/him/them）；⑥ 只有及物动词才有被动语态 基础题：(选择题) ( ) 1. The light bulb ______ by Thomas Edison in 1879. A. invents B. invented C. was invented D. is invented ( ) 2. Post-it notes ______ by Dr. Spencer Silver in 1968. A. were invented B. was invented C. invented D. are invented ( ) 3. Gunpowder ______ first used for fireworks. A. is B. was C. were D. are 提升题：(选择题) ( ) 1. Which sentence is WRONG? A. The accident happened yesterday. B. The accident was happened yesterday. C. The book was written by Lu Xun. D. The house was built last year. ( ) 2. The four great inventions of China ______ to the world long ago. A. were brought B. was brought C. brought D. are brought ( ) 3. Movable type printing ______ by Bi Sheng in the Song Dynasty. A. develops B. was developed C. is developed D. developed 拓展题：(用适当形式填空) ( ) 1. Paper-making ______ (improve) by Cai Lun in the Eastern Han Dynasty. ( ) 2. The compass ______ (use) by sailors before modern GPS was invented. ( ) 3. Many great inventions ______ (create) by accident throughout history. 考点二：被动语态一般现在时（am/is/are + done） 【易错警示】易错点：① 一般现在时被动：am/is/are + done；② I用am，三单用is，复数/you用are；③ 频度副词（often/usually/always）可插入be与done之间：is often used；④ 否定句在be后加not：is not made；⑤ 一般疑问句把be提前：Is English spoken...?；⑥ 与过去时区分：every day用现在时被动，yesterday用过去时被动 基础题：(选择题) ( ) 1. English ______ in many countries around the world. A. speaks B. is spoken C. was spoken D. spoke ( ) 2. This kind of lock ______ of metal. A. is made B. was made C. makes D. made ( ) 3. The classroom ______ every day by the students. A. cleans B. is cleaned C. was cleaned D. cleaned 提升题：(选择题) ( ) 1. The problem of pollution ______ seriously by the government. A. is taken B. are taken C. was taken D. took ( ) 2. Which is correct? A. The book often reads by Jam. B. The book is often read by Jam. C. The book is read often by Jam. D. The book reads often by Jam. ( ) 3. — ______ stamps ______ in China? — Yes, they are. A. Is; collected B. Are; collected C. Was; collected D. Were; collected 拓展题：(用适当形式填空) ( ) 1. Television ______ (watch) by millions of people every day. ( ) 2. The wheel ______ (consider) one of the greatest inventions in history. ( ) 3. These wooden houses ______ (build) with great care by local workers. 考点三：含情态动词的被动语态（情态动词 + be + done） 【易错警示】易错点：① 结构：情态动词(can/must/should/may) + be + 过去分词；② 情态动词后be用原形（不是is/are/was/were）；③ 否定：情态动词 + not + be + done；④ 常见搭配：can be done, must be finished, should be protected, need to be done；⑤ 与主动语态转换时，宾语变主语，动词变be+done 基础题：(选择题) ( ) 1. Waste should ______ properly to protect the environment. A. recycle B. recycles C. be recycled D. recycled ( ) 2. The work must ______ before Friday. A. finish B. be finished C. is finished D. was finished ( ) 3. These old books can ______ to the library. A. return B. be returned C. are returned D. was returned 提升题：(选择题) ( ) 1. The problem ______ easily if we work together. A. can solve B. can be solve C. can be solved D. can solved ( ) 2. Which is WRONG? A. The room must be cleaned. B. He can be helped by us. C. The car should be repair. D. The letter ought to be sent. ( ) 3. Raw materials ______ before production starts. A. need to check B. need to be checked C. need checking D. B and C 拓展题：(用适当形式填空) ( ) 1. The classroom must ______ (clean) before the guests arrive. ( ) 2. Your homework should ______ (hand) in on time every day. ( ) 3. The broken window can ______ (fix) with some wooden boards. 考点四：be made of / be made from 辨析 【易错警示】易错点：① be made of：看得出原材料（物理变化）：The chair is made of wood；② be made from：看不出原材料（化学变化）：Paper is made from bamboo；③ 两者都是被动语态结构；④ 类似辨析：be made in + 产地 / be made by + 制造者；⑤ 易混：be made of 强调材质可见，be made from 强调加工后形态改变 基础题：(选择题) ( ) 1. The beautiful dress ______ silk. You can see the material clearly. A. is made of B. is made from C. is made in D. is made by ( ) 2. Paper ______ bamboo and wood. You can't see the original materials. A. is made of B. is made from C. is made in D. is made by ( ) 3. The lock ______ metal. It feels hard and cold. A. is made from B. is made of C. is made in D. is made by 提升题：(选择题) ( ) 1. The post-it notes ______ a special kind of glue and paper. A. are made of B. are made from C. are made in D. are made by ( ) 2. — Where ______ this violin ______? — In Italy. A. is; made of B. is; made from C. is; made in D. is; made by ( ) 3. The ancient compass ______ lodestone, a natural magnet. A. was made from B. was made of C. was made in D. was made by 拓展题：(用适当形式填空) ( ) 1. The wooden boat ______ (make) of strong oak trees. ( ) 2. Glass ______ (make) from sand and other materials at high heat. ( ) 3. These woolen sweaters ______ (make) in Kunming by local artists. 考点五：be used for / be used to do 辨析 【易错警示】易错点：① be used for doing = 被用来做某事（for后接动名词）；② be used to do = 被用来做某事（不定式，更正式）；③ 两者意思相同，可互换；④ 注意区分：be used for doing（被动）vs use sth. for doing（主动）；⑤ 易混：used to do（过去常常）和be/get used to doing（习惯于）是完全不同的结构 基础题：(选择题) ( ) 1. The telephone ______ communicating with people far away. A. is used for B. used to C. is used to D. gets used to ( ) 2. The compass ______ find directions at sea. A. was used for B. was used to C. used to D. gets used to ( ) 3. A bulb ______ light up a room. A. is used to give B. is used for give C. used to giving D. gets used to give 提升题：(选择题) ( ) 1. Which is WRONG? A. Scissors are used for cutting paper. B. The knife is used to cut bread. C. He is used to eat spicy food. D. Bamboo is used for making chopsticks. ( ) 2. Lily ______ staying up late, but she ______ do that last year. A. is used to; used to B. used to; is used to C. gets used to; used to D. is used for; used to ( ) 3. The ancient tool ______ digging holes in the ground. A. was used to B. was used for C. used to D. Both A and B 拓展题：(用适当形式填空) ( ) 1. The printing press ______ (use) for printing thousands of books quickly. ( ) 2. Gunpowder ______ (use) to make fireworks in ancient China. ( ) 3. Zhang Hui is used to ______ (read) before bed every night. 考点六：词缀 -en 用法（形容词+-en=动词；名词+-en=形容词） 【易错警示】易错点：① 形容词 + -en = 动词，意为'使变得...'：rich→enrich, broad→broaden, wide→widen, dark→darken, short→shorten, sharp→sharpen, bright→brighten；② 名词 + -en = 形容词，表材质：wood→wooden, wool→woolen, gold→golden；③ 注意enrich不是'使贫穷'的反义，而是'使丰富'；④ 区分：en-前缀（enable, encourage）和-en后缀完全不同 基础题：(选择题) ( ) 1. Reading good books can ______ our minds and spirits. A. rich B. enrich C. riches D. enrichment ( ) 2. The road was ______ last year to allow more traffic. A. wide B. widen C. widened D. width ( ) 3. This is a ______ chair. It is very hard and durable. A. wood B. woody C. wooden D. woods 提升题：(选择题) ( ) 1. The sky ______ quickly before the heavy rain came. A. dark B. darkens C. darkened D. darkness ( ) 2. We need to ______ our knowledge about ancient Chinese inventions. A. broad B. broaden C. breadth D. broadly ( ) 3. Which is the correct word family? A. sharp → sharpen → sharpener B. short → shorten → shortness C. bright → brighten → brightness D. All of the above 拓展题：(用适当形式填空) ( ) 1. Television can ______ (rich) people's daily lives in many ways. ( ) 2. Please ______ (short) your essay to 200 words. ( ) 3. My grandfather wears a pair of ______ (wool) gloves in winter. 考点七：invent / discover / create 辨析 【易错警示】易错点：① invent = 发明（创造出原本不存在的东西）：invent the telephone；② discover = 发现（找到原本存在但未被知晓的事物）：discover America；③ create = 创造（强调艺术性或原创性）：create a painting；④ 名词形式：invention（发明物）/ inventor（发明者）；discovery（发现）；creation（创造物）/ creative（有创造力的）；⑤ 易混：invent an excuse = 编造借口（熟词生义） 基础题：(选择题) ( ) 1. The telephone ______ by Alexander Graham Bell in 1876. A. was invented B. was discovered C. was created D. invented ( ) 2. Columbus ______ America in 1492. It was already there. A. invented B. discovered C. created D. found out ( ) 3. Jam ______ a good excuse for being late to school. A. discovered B. created C. invented D. found 提升题：(选择题) ( ) 1. The scientist ______ a new drug to fight the disease. A. invented B. discovered C. created D. Both A and B ( ) 2. Which word means "the person who invents"? A. invention B. inventor C. inventive D. inventible ( ) 3. Ancient Chinese people ______ how to make silk thousands of years ago. A. invented B. discovered C. created D. found 拓展题：(用适当形式填空) ( ) 1. The light bulb was ______ (invent) by Thomas Edison in 1879. ( ) 2. Tu Youyou ______ (discover) a useful drug called artemisinin. ( ) 3. The artist ______ (create) a beautiful painting of the sunset. 考点八：It is said / believed / reported that... 句型 【易错警示】易错点：① It is said that... = 据说...（It作形式主语，that从句是真正主语）；② 类似结构：It is believed that...（人们相信）/ It is reported that...（据报道）/ It is known that...（众所周知）；③ 可转换为：Sb./Sth. is said to do = It is said that sb./sth. does；④ 注意时态变化：is → was 当主句用过去时；⑤ 这是被动语态的特殊应用，It永远不省 基础题：(选择题) ( ) 1. ______ that the compass was invented in China. A. It is said B. It said C. He is said D. They are said ( ) 2. ______ that Edison invented over 1,000 things in his life. A. It believes B. It is believed C. He is believed D. It was believed ( ) 3. ______ that a great invention often starts with a small need. A. It known B. It is knew C. It is known D. It knows 提升题：(选择题) ( ) 1. Which is the correct transformation? "People say he is a great inventor." A. It is said that he is a great inventor. B. It said that he is a great inventor. C. He is said that he is a great inventor. D. It is say that he is a great inventor. ( ) 2. ______ in the newspaper that a new invention will change our lives. A. It reports B. It is reported C. They are reported D. It reported ( ) 3. It is said that the wheel ______ around 3500 BCE. A. was invented B. invented C. is invented D. was invent 拓展题：(用适当形式填空) ( ) 1. It is ______ (believe) that Cai Lun improved paper-making technology. ( ) 2. It ______ (report) in the news that scientists made a new discovery. ( ) 3. It is said that gunpowder ______ (use) in fireworks at first. 考点九：bring about / depend on / lead to / solve the problem of 短语辨析 【易错警示】易错点：① bring about = 引起/导致（中性，可好可坏）：bring about changes；② depend on = 依赖/取决于：depend on oneself（靠自己）；③ lead to = 导致（多指坏结果）：lead to pollution / lead to accidents；④ solve the problem of = 解决...的问题；⑤ meet the need = 满足需求；⑥ 这些短语中to是介词时后接名词/动名词：lead to solving the problem（不是lead to solve） 基础题：(选择题) ( ) 1. Good inventions can ______ great changes in our daily lives. A. depend on B. bring about C. solve D. meet ( ) 2. We should ______ ourselves when facing difficulties. A. bring about B. lead to C. depend on D. solve ( ) 3. The new technology helps ______ the problem of food waste. A. bring about B. depend on C. lead to D. solve 提升题：(选择题) ( ) 1. Too much plastic waste will ______ serious environmental problems. A. bring about B. depend on C. lead to D. Both A and C ( ) 2. The invention of the wheel ______ great progress in transportation. A. brought about B. depended on C. solved D. met ( ) 3. Whether we succeed or not ______ how hard we work. A. brings about B. depends on C. leads to D. solves 拓展题：(用适当形式填空) ( ) 1. Need is the mother of invention. It ______ (bring) about many great creations. ( ) 2. We must find ways to ______ (solve) the problem of air pollution. ( ) 3. The quality of education ______ (depend) on many different factors. 参考答案与详细解析 考点一：被动语态一般过去时（was/were + done） (基础1) 答案：C 解析：in 1879是过去时间，灯泡被发明，用一般过去时被动was invented。 (基础2) 答案：A 解析：Post-it notes是复数，1968是过去时间，用were invented。 (基础3) 答案：B 解析：gunpowder是不可数名词，一般过去时被动用was。 (提升1) 答案：B 解析：happen是不及物动词，无被动语态。B错：was happened。 (提升2) 答案：A 解析：the four great inventions是复数，long ago是过去时间，用were brought。 (提升3) 答案：B 解析：in the Song Dynasty是过去时间，用一般过去时被动was developed。 (拓展1) 答案：was improved 解析：in the Eastern Han Dynasty是过去时间，被动语态was improved。 (拓展2) 答案：was used 解析：指南针被水手使用，过去时被动was used。 (拓展3) 答案：were created 解析：inventions是复数，throughout history暗示过去，用were created。 考点二：被动语态一般现在时（am/is/are + done） (基础1) 答案：B 解析：English与speak是被动关系，客观事实用一般现在时被动is spoken。 (基础2) 答案：A 解析：This kind of lock是单数，be made of的主动形式是make...of，被动用is made。 (基础3) 答案：B 解析：every day提示一般现在时，classroom与clean是被动关系，用is cleaned。 (提升1) 答案：A 解析：problem是不可数名词，用is taken（被动语态）。 (提升2) 答案：B 解析：被动语态中频度副词often放在be与done之间：is often read。 (提升3) 答案：B 解析：stamps是复数，一般现在时被动用Are...collected。 (拓展1) 答案：is watched 解析：Television是单数，every day提示一般现在时被动is watched。 (拓展2) 答案：is considered 解析：wheel是单数，被动语态is considered（被认为）。 (拓展3) 答案：are built 解析：houses是复数，一般现在时被动are built。 考点三：含情态动词的被动语态 (基础1) 答案：C 解析：should是情态动词，被动结构：should + be + recycled。 (基础2) 答案：B 解析：must是情态动词，被动结构：must + be + finished。 (基础3) 答案：B 解析：can是情态动词，被动结构：can + be + returned。 (提升1) 答案：C 解析：can + be + 过去分词，solve的过去分词是solved，用can be solved。 (提升2) 答案：C 解析：C错：should be repair应为should be repaired（repair的过去分词是repaired）。 (提升3) 答案：D 解析：need to be done = need doing，两者都表示'需要被做'，D包含两种正确形式。 (拓展1) 答案：be cleaned 解析：must是情态动词，被动结构must + be + cleaned。 (拓展2) 答案：be handed 解析：should是情态动词，被动结构should + be + handed。 (拓展3) 答案：be fixed 解析：can是情态动词，被动结构can + be + fixed。 考点四：be made of / be made from 辨析 (基础1) 答案：A 解析：silk是可见原材料，用be made of（物理变化，看得见材质）。 (基础2) 答案：B 解析：Paper由bamboo制成看不出原材料，用be made from（化学变化）。 (基础3) 答案：B 解析：metal是可见原材料，用be made of。 (提升1) 答案：A 解析：post-it notes由glue和paper组成，材质可见，用are made of。 (提升2) 答案：C 解析：问产地用be made in + 地点。In Italy提示用is made in。 (提升3) 答案：B 解析：lodestone（天然磁石）是可见原材料，用was made of。 (拓展1) 答案：is made 解析：boat是单数，be made of的被动，填is made。 (拓展2) 答案：is made 解析：glass由sand制成看不出原材料，用is made from。 (拓展3) 答案：are made 解析：sweaters是复数，be made in + 地点，填are made。 考点五：be used for / be used to do 辨析 (基础1) 答案：A 解析：be used for doing = 被用来做某事，for后接动名词communicating。 (基础2) 答案：B 解析：be used to do = 被用来做某事，不定式to find。 (基础3) 答案：A 解析：be used to do sth.，give用不定式to give。 (提升1) 答案：C 解析：C错：is used to eat应为is used to eating（习惯于吃）。used to do才是'过去常常'。 (提升2) 答案：A 解析：is used to doing = 习惯于（现在）；used to do = 过去常常。两句语境匹配A。 (提升3) 答案：D 解析：be used to do = be used for doing，两者都对，选D。 (拓展1) 答案：is used 解析：printing press是单数，be used for doing，填is used。 (拓展2) 答案：was used 解析：gunpowder是单数，过去时被动was used。 (拓展3) 答案：reading 解析：be used to doing = 习惯于做某事，read用动名词reading。 考点六：词缀 -en 用法 (基础1) 答案：B 解析：enrich = 使丰富，及物动词，en-使形容词rich变为动词。 (基础2) 答案：C 解析：road是单数，被动语态was widened（被加宽）。 (基础3) 答案：C 解析：wooden是形容词'木制的'，修饰名词chair。 (提升1) 答案：C 解析：天空变暗，darken的过去式darkened，描述过去发生的变化。 (提升2) 答案：B 解析：broaden = 使拓宽，及物动词，knowledge作宾语。 (提升3) 答案：D 解析：A/B/C都正确：sharp→sharpen, short→shorten, bright→brighten，选D。 (拓展1) 答案：enrich 解析：can后接动词原形，enrich = 使丰富。 (拓展2) 答案：shorten 解析：please后接动词原形，shorten = 使缩短。 (拓展3) 答案：woolen 解析：woolen是形容词'羊毛制的'，修饰gloves。 考点七：invent / discover / create 辨析 (基础1) 答案：A 解析：电话是被发明的（原本不存在），用被动语态was invented。 (基础2) 答案：B 解析：美洲原本存在，哥伦布是'发现'它，用discovered。 (基础3) 答案：C 解析：invent an excuse = 编造借口（熟词生义），主动语态。 (提升1) 答案：D 解析：发明新药既可用invent（创造新物）也可用discover（发现新用途），D正确。 (提升2) 答案：B 解析：inventor = 发明者（指人），invention是发明物。 (提升3) 答案：A 解析：silk production是'发明/创造'出来的技术，用invented。 (拓展1) 答案：invented 解析：灯泡被发明，一般过去时被动was invented。 (拓展2) 答案：discovered 解析：屠呦呦'发现'了青蒿素（原本存在），用discovered。 (拓展3) 答案：created 解析：艺术家'创造'了一幅画，用主动语态created。 考点八：It is said / believed / reported that... 句型 (基础1) 答案：A 解析：It is said that... = 据说...，固定句型，It作形式主语。 (基础2) 答案：B 解析：It is believed that... = 人们相信...，固定句型。 (基础3) 答案：C 解析：It is known that... = 众所周知...，known是know的过去分词。 (提升1) 答案：A 解析：People say → It is said that... 正确转换，It作形式主语。 (提升2) 答案：B 解析：It is reported that... = 据报道...，固定句型。 (提升3) 答案：A 解析：wheel是单数，过去时间3500 BCE，用一般过去时被动was invented。 (拓展1) 答案：believed 解析：It is believed that... 固定句型，believed是believe的过去分词。 (拓展2) 答案：is reported 解析：It is reported that... 固定句型，被动语态is reported。 (拓展3) 答案：was used 解析：gunpowder是单数，at first提示过去，用was used。 考点九：bring about / depend on / lead to / solve 短语辨析 (基础1) 答案：B 解析：bring about = 引起/带来（变化），符合句意：好发明给生活带来改变。 (基础2) 答案：C 解析：depend on oneself = 依靠自己，固定搭配。 (基础3) 答案：D 解析：solve the problem of... = 解决...的问题，help后接动词原形solve。 (提升1) 答案：D 解析：bring about和lead to都有'导致'之意，plastic waste导致环境问题，A和C都对。 (提升2) 答案：A 解析：bring about great progress = 带来巨大进步，符合句意。 (提升3) 答案：B 解析：depend on = 取决于，whether...or not作主语从句，取决于我们多努力。 (拓展1) 答案：brings 解析：It是单数，一般现在时，bring加s变为brings。 (拓展2) 答案：solve 解析：find ways to do sth.，不定式to后接动词原形solve。 (拓展3) 答案：depends 解析：quality是单数，depend加s变为depends。 第 页 学科网（北京）股份有限公司 $