Unit 1 A Changing World单元重点词汇变形分层必考80题2026-2027学年仁爱科普版九年级英语上册

**基本信息** 分层设计科学，从基础识记到综合拓展，覆盖词汇音形义及语境应用，助力语言能力与学习能力培养。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础识记|单元核心词汇音形义匹配|音标写词训练音形结合，中文提示巩固词义记忆| |能力提升|词形转换及语法结合|含名词单复数、词性转换等高频考点，突破变形失分点| |综合拓展|语境词汇辨析与应用|首字母填空依托完整句子，考查固定搭配与上下文运用|

答案解析 第一部分：基础识记层级（40分） Ⅰ. 根据句意及音标提示写出单词（20小题，1分/题） 1. pleasure；解析：音标/ˈpleʒə(r)/，固定句型It’s my pleasure 乐意效劳，pleasure为不可数名词。 2. neighborhood；解析：音标/ˈneɪbəhʊd/，意为街区、小区，in our neighborhood 在我们小区。 3. pollute；解析：音标/pəˈluːt/，情态动词should后用动词原形，pollute为动词“污染”。 4. couple；解析：音标/ˈkʌpl/，the young couple 这对年轻夫妻，couple名词“夫妻、一对”。 5. familiar；解析：音标/fəˈmɪliə(r)/，固定搭配be familiar with 熟悉……，形容词作表语。 6. era；解析：音标/ˈɪərə/，in the new era 在新时代，era名词“时代”。 7. international；解析：音标/ˌɪntəˈnæʃnəl/，international news 国际新闻，形容词修饰名词news。 8. recent；解析：音标/ˈriːsnt/，in recent years 近年来，形容词修饰名词years。 9. treatment；解析：音标/ˈtriːtmənt/，medical treatment 医疗救治，treatment为不可数名词。 10. excite；解析：音标/ɪkˈsaɪt/，Don’t后接动词原形，excite oneself 使自己激动。 11. shut；解析：音标/ʃʌt/，主句时态一般过去时，shut过去式不变形仍为shut。 12. pleasant；解析：音标 /ˈpleznt/，形容词修饰名词 weather，pleasant 令人舒适的、宜人的。 13. complete；解析：音标/kəmˈpliːt/，不定式to后用动词原形complete，意为完成。 14. probably；解析：音标/ˈprɒbəbli/，副词修饰整个句子，表“很可能”。 15. false；解析：音标/fɔːls/，形容词修饰名词information，false information 虚假信息。 16. block；解析：音标/blɒk/，a tower block 一栋高层住宅楼，block名词“大楼、街区”。 17. narrow；解析：音标/ˈnærəʊ/，形容词修饰名词road，a narrow road 狭窄的小路。 18. leisure；解析：音标/ˈleʒə(r)/，固定搭配leisure time 空闲时间，leisure名词。 19. nowadays；解析：音标/ˈnaʊədeɪz/，副词作时间状语，意为如今、现在。 20. laughter；解析：音标/ˈlɑːftə(r)/，不可数名词，full of laughter 充满笑声。 Ⅱ. 根据句意及汉语提示写出单词（20小题，1分/题） 1. pleasant；解析：中文“令人愉快的”，形容词作表语，修饰事物music，pleasant专指事物让人愉悦。 2. happiness；解析：中文“快乐”，从句缺少主语，用happy的名词形式happiness，不可数名词。 3. laughter；解析：中文“笑声”，loud后接名词，laughter不可数名词，表笑声。 4. probably；解析：中文“很可能”，副词修饰动词have，放情态动词will后实义动词前。 5. shut；解析：中文“关闭”，主句时态一般过去时，shut过去式shut。 6. apartments；解析：中文“公寓套房”，表泛指一类事物用复数apartments。 7. comfort；解析：中文“慰藉”，不定冠词a后接单数名词comfort。 8. conclusion；解析：中文“结论”，固定搭配come to a conclusion 得出结论。 9. remains；解析：中文“仍然是”，主语the room单数，一般现在时谓语动词用三单remains。 10. recently；解析：中文“最近”，副词修饰整个句子，用于现在完成时。 11. jazz；解析：中文“爵士乐”，jazz festival 爵士音乐节，jazz不可数名词。 12. network；解析：中文“网络”，of后接名词，network名词“网络”。 13. treatment；解析：中文“治疗”，better后接名词，medical treatment 医疗救治。 14. international；解析：中文“国际的”，形容词修饰名词meeting，international meeting 国际会议。 15. narrow；解析：中文“狭窄的”，形容词修饰名词streets，narrow streets 狭窄街道。 16. improvement；解析：中文“改善；改进”，形容词personal后接名词improvement。 17. familiar；解析：中文“熟悉的”，固定搭配be familiar with 熟悉……。 18. entertainment；解析：中文“娱乐”，the entertainment industry 娱乐行业，entertainment名词。 19. rail；解析：中文“铁路”，high-speed rail 高铁，固定搭配。 20. complete；解析：中文“完成”，manage to do sth 设法做某事，to后用动词原形complete。 第二部分：能力提升层级（20分） 1. blocks；解析：two后接可数名词复数，block复数形式blocks。 2. happiness；解析：介词of后需名词，happy形容词变名词happiness。 3. couple’s；解析：名词所有格修饰dream，the couple’s dream 这对夫妻的梦想。 4. probably；解析：修饰动词be用副词，probable形容词变副词probably。 5. to complete；解析：固定句型It takes sb +时间+to do sth 花费某人多久做某事，不定式作真正主语。 6. unfamiliar；解析：后半句“需要查字典”说明单词不熟悉，familiar加否定前缀un-变为unfamiliar。 7. comfortable；解析：修饰名词shoes需形容词，comfort名词变形容词comfortable，comfortable shoes舒适的鞋子（原文短语书写不规范）。 8. Don’t remain；解析：祈使句否定结构Don’t+动词原形，句首大写。 9. excited；解析：修饰人the old man用-ed形容词excited，exciting修饰事物。 10. pollution；解析：stop后接名词作宾语，pollute动词变不可数名词pollution，water and air pollution 水污染空气污染。 11. shutting；解析：固定搭配have difficulty (in) doing sth 做某事有困难，in可省略，shut变动名词shutting。 12. improvement；解析：形容词great后接名词，improve动词变名词improvement。 13. recently；解析：修饰动词happened用副词，recent形容词变副词recently。 14. conclusion；解析：固定搭配reach a conclusion 得出结论，conclude动词变名词conclusion。 15. entertainment；解析：介词of后接名词，entertain动词变名词entertainment。 16. laughter；解析：名词所有格children’s后接名词，laugh动词变名词laughter。 17. amusement；解析：固定搭配amusement park 游乐园，amusing形容词变名词amusement。 18. pleasure；解析：固定句型It’s my pleasure 乐意效劳，please动词变名词pleasure。 19. narrower；解析：Of the two mountain paths 两者比较，形容词narrow用比较级narrower。 20. treatment；解析：medical后接名词，treat动词变名词treatment，medical treatment医疗。 第三部分：综合拓展层级（20分） 1. Recently；解析：首字母R，副词作句首时间状语，用于现在完成时，意为最近，句首大写。 2. treatment；解析：首字母t，形容词special修饰名词，special treatment 特殊治疗。 3. improvement；解析：首字母i，固定搭配make great improvement 取得巨大进步。 4. pleasure；解析：首字母p，情景交际固定答句It’s my pleasure 不客气。 5. pleasant；解析：首字母p，形容词修饰afternoon，pleasant afternoon 惬意的下午。 6. amusement；解析：首字母a，固定搭配amusement park 游乐园。 7. polluting；解析：首字母p，固定搭配stop sb/sth from doing sth 阻止……做某事，pollute变动名词polluting。 8. excited；解析：首字母e，yesterday过去时，excite过去式excited，意为使激动。 9. happiness；解析：首字母h，true形容词后接名词，true happiness 真正的快乐。 10. remains；解析：首字母r，主语it单数，一般现在时三单remains，意为仍然。 11. comfort；解析：首字母c，much修饰不可数名词，give me much comfort 给我很多安慰。 12. childhood；解析：首字母c，名词作宾语，childhood 童年，her childhood 她的童年。 13. shut；解析：首字母s，remember to do sth 记得做某事，to后动词原形shut，关闭窗户。 14. conclusion；解析：首字母c，固定搭配draw a clear conclusion 得出清晰结论。 15. entertainment；解析：首字母e，kind of后接名词，a kind of entertainment 一种娱乐方式。 16. complete；解析：首字母c，情态动词must后接动词原形complete，完成作业。 17. probably；解析：首字母p，副词修饰动词will rain，意为很可能。 18. familiar；解析：首字母f，固定搭配be familiar with 熟悉……。 19. blocks；解析：首字母b，two后接可数名词复数blocks，两个街区。 20. false；解析：首字母f，形容词作表语，turn out to be false 结果是虚假的。 学科网（北京）股份有限公司 $ 仁爱科普版（新教材）九年级上册Unit 1 A Changing World 单元重点词汇变形分层80题 学校：______________ 班级：______________ 姓名：______________ （考试时间：40分钟 满分：80分） 资料说明 整套词汇专项按基础识记→能力提升→综合拓展三层梯度划分，由浅入深，完整覆盖音、形、义、变形、语境全维度考点： 1. 基础识记（40分）：内设音标写词、中文提示写词两类基础题型，先通过音标训练音形匹配，解决单词不会读、不会拼的难题；再结合中文释义巩固词义记忆，全覆盖单元核心四会单词，夯实拼写根基。 2. 能力提升（20分）：词形转换专项，囊括名词单复数、词性转换、时态变化、形副词转换等高频易错考点，词汇语法结合，针对性突破变形失分点。 3. 综合拓展（20分）：语境首字母填空，依托完整句子设置场景，考查单词辨析与固定搭配，训练学生结合上下文灵活运用词汇的能力。 第一部分：基础识记层级（40 分） Ⅰ. 根据句意及音标提示写出单词（共20小题，每小题1分） 1．It’s my ________ /ˈpleʒə(r)/ to have a chance to attend the meeting. 2．All the yards in our ___________ /ˈneɪbəhʊd/ are tidy and beautiful. 3．Factories should not ________ /pəˈluːt/ the air and water. 4．The young ________ /ˈkʌpl/ are crazy about travelling and visit new places every year. 5．Everyone is ________ /fəˈmɪliə(r)/ with the rules, so we can start playing now. 6．Zhong Nanshan and Li Lanjuan have become the national heroes in the new ________ /ˈɪərə/. 7．We have collected the latest national and ________ /ˌɪntəˈnæʃnəl/ news on the Internet. 8．I’m proud that China has made great achievements in AI technology in ________ /ˈriːsnt/ years. 9．It is expected that 5G will be used in many fields, including medical ________ /ˈtriːtmənt/ and electricity. 10．Don’t ________ / ɪkˈsaɪt/ yourself! Keep calm! 11．Sam ________ /ʃʌt/ the door quietly in order not to let his mother hear it. 12．Kunming is a famous city with ________ /ˈpleznt/ weather. 13．The child’s task was to ________ /kəmˈpliːt/ the sentences. 14．She will ________ /ˈprɒbəbli/ be a fashion designer when she leaves school. 15．Because of the development of social media, people may often be fed ________ /fɔːls/ information. 16．She lives in a tower ________ /blɒk/ on an estate in London. 17．On Sunday afternoon, the two enemies met on a ________ /ˈnærəʊ/ road. 18．Helen likes listening to some relaxing music in her ________ /ˈleʒə(r)/ time. 19．People in China live longer ________ /ˈnaʊədeɪz/, and they are better educated. 20．Have you seen the movie, The 3 Idiots yet? It’s full of ________ / ˈlɑːftə(r)/. Ⅱ. 根据句意及汉语提示写出单词（共20小题，每小题1分） 1．I think your music is very ________ (令人愉快的) because it was created in a different way. 2．That photo reminds us that __________ (快乐) springs from helping others. 3．We can hear loud _________ (笑声) from the classroom during the break. 4．In the future, we’ll work more, so we will ________ (很可能) have fewer vacations. 5．I was so scared that I ________ (关闭) my eyes. I am afraid of opening my eyes. 6．The company provides __________ (公寓套房) for single workers. 7．A father is a treasure, a brother is a ________ (慰藉), but a friend is both. 8．We came to a _________ (结论) after comparing the samples. 9．The room ________ (仍然是) clean all the time because we clean it every day. 10．Have you heard of the air crash ________ (最近)? It’s really terrible. 11．The population almost doubles in summer, mainly because of the ________ (爵士乐) festival. 12．With the rapid development of Internet, lots of popular languages of ________ (网络) will become Internet hits every year. 13．The doctor needs to weigh you to provide better __________ (治疗). 14．A(n) ________ (国际的) meeting was held in our city last month. 15．She drove her car through the ________ (狭窄的) streets of the town. 16．My resolution is about my personal __________ (改善；改进). 17．He is very _________ (熟悉的) with the place. 18．One day virtual reality will revolutionize the __________ (娱乐) industry. 19．I found it convenient to travel by high-speed ________ (铁路) during the Spring Festival. 20．With the team’s effort and careful planning, we managed to ________ (完成) the project smoothly ahead of the deadline. 第二部分：能力提升层级（20 分） 用括号内所给单词的适当形式填空（共20小题，每小题1分） 1．Walk about two ________ (block) and you can see the bookstore on your left. 2．Going on a spring field trip with friends gives her a feeling of ________ (happy). 3．Finally, the ________ dream of opening a small restaurant came true. (couple) 4．Food on the moon would ________ (probable) be in the form of pills. 5．It takes the craftsman several weeks ________ (complete) the Chinese clay pieces. 6．These new words are _________ (familiar) to me, so I need to look them up in the dictionary. 7．A pair of ________ shoes and a bicycle provide simple ways to connect with nature. (comfort) 8．________ (not remain) in your comfort zone without progress, Tom! 9．The old man was very ________ to find his favorite book again. (excite) 10．—The government has taken action to stop water and air ________ (pollute). —Yes. Clear waters and green hills are like mountains of gold and silver. 11．The boy without arms has no difficulty ________(shut) the windows. How amazing! 12．We are all happy to see your great ________ (improve) in English this month. 13．The crime that happened ________ made each one of us very shocked. (recent) 14．All of us reach a ________ that it’s important to focus our attention in class. (conclude) 15．With the fast development of the Internet, livestreaming (直播) has become a major source of ________. (entertain) 16．Because of the jokes, the house rang with children’s ________ (laugh). 17．Of all the ________ parks in Beijing, he likes Universal Studios best. (amusing) 18．It’s my ________ (please) to help you out when you are in trouble. 19．Of the two mountain paths, the ________ one requires more care but offers a more peaceful view. (narrow) 20．The sick in poor areas in my country don’t have to pay for medical __________ (treat). 第三部分：综合拓展层级（20 分） 根据句意及首字母提示补全单词（共20小题，每小题1分） 1. R______, our school has held many activities about environmental protection. 2. The doctor’s special t______ helped the old man get over his eye illness. 3. Taking exercise every day makes great i______ to our physical health. 4. —Thank you for helping me carry the heavy box. —It’s my p______. 5. We spent a p______ afternoon picking apples on the farm last Sunday. 6. Many teenagers dream of visiting an a______ park during summer vacation. 7. We should stop factories from p______ rivers and lakes with dirty water. 8. The news that our team won the match e______ all the students yesterday. 9. Many students realize that true h______ lies in giving instead of getting. 10. Though we clean the classroom every day, it r______ tidy all day long. 11. When I felt sad after failing the exam, my best friend gave me much c______. 12. My grandma often tells me warm stories about her c______ in the countryside. 13. Remember to s______ all the windows before you leave the lab. 14. After lots of experiments, scientists finally drew a clear c______. 15. Watching cartoons is a common kind of e______ for little kids. 16. All students must c______ their written homework before 9 p.m. 17. Look at the dark clouds. It p______ will rain later this afternoon. 18. I’m f______ with this small town because I lived here for eight years. 19. Walk straight on for two b______, and you’ll find the public library on your left. 20. What he told us turned out to be f______, so we can’t believe his words. 学科网（北京）股份有限公司 $