Unit 1 The Changing World单元重点词汇变形分层必考80题2026-2027学年人教版英语九年级上册

**基本信息** 人教版九年级上册Unit1词汇专项同步练，按基础识记（40分）、能力提升（20分）、综合拓展（20分）三层梯度设计，从音形义基础到词形转换再到语境应用，覆盖词汇全维度考点，助力夯实基础与提升语言运用能力。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础识记|单元核心四会单词|音标写词训练音形匹配，中文提示写词巩固词义，夯实拼写根基| |能力提升|词形转换高频考点|名词单复数、词性转换等题型，词汇语法结合突破变形失分点| |综合拓展|单词辨析与固定搭配|句子语境首字母填空，训练结合上下文灵活运用词汇的能力|

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（15小题，每题1分） 1. government；解析：音标/ˈɡʌvənmənt/，名词，意为“政府”，句中the后接单数名词作主语。 2. convenient；解析：音标/kənˈviːniənt/，形容词，意为“方便的”，固定句型It is + adj. for sb. to do sth.。 3. products；解析：音标/ˈprɒdʌkt/，名词product“产品”，different kinds of后接可数名词复数。 4. attractions；解析：音标/əˈtrækʃn/，名词attraction“景点；吸引力”，many后接复数，tourist attractions固定搭配“旅游景点”。 5. benefit；解析：音标/ˈbenɪfɪt/，动词，意为“有益于”，情态动词can后用动词原形。 6. shortage；解析：音标/ˈʃɔːtɪdʒ/，名词，water shortage固定搭配“缺水”，不可数概念用单数。 7. farmland；解析：音标/ˈfɑːmlænd/，不可数名词，意为“农田；耕地”，无需变形。 8. railway；解析：音标/ˈreɪlweɪ/，可数名词单数，the new后接单数名词“铁路”。 9. greenhouse；解析：音标/ˈɡriːnhaʊs/，名词“温室”，单数，in the warm greenhouse“在温室里”。 10. soil；解析：音标/sɔɪl/，不可数名词“土壤”，soft修饰soil无复数。 11. support；解析：音标/səˈpɔːt/，不可数名词“支持”，strong support“大力支持”。 12. greatly；解析：音标/ˈɡreɪtli/，副词，修饰动词changed，意为“极大地，大大地”。 13. digital；解析：音标/ˈdɪdʒɪtl/，形容词“电子的，数码的”，修饰名词devices。 14. conclusion；解析：音标/kənˈkluːʒn/，名词，draw a clear conclusion固定短语“得出清晰结论”。 15. lead；解析：音标/liːd/，动词原形，will后接动词原形，lead sb. to sp.“带领某人去某地”。 Ⅱ. 根据句意及汉语提示写出单词（25小题，每题1分） 1. discussion；解析：介词under后接名词，discussion名词“讨论”，under discussion固定搭配“正在讨论中”。 2. capital；解析：名词单数，the后接名词，capital意为“首都”。 3. with ease；解析：固定介词短语，作状语修饰动词passed，含义“轻而易举地”。 4. sandy；解析：形容词，修饰名词beach，sandy意为“含沙的、沙地的”。 5. flat；解析：可数名词单数，a big后接单数名词，flat英式表达“公寓”。 6. junior；解析：形容词修饰名词student，junior high school固定搭配“初中”。 7. led；解析：动词lead“带领”，后句visited为过去式，时态统一用lead过去式led。 8. villagers；解析：villager“村民”，some后接可数名词复数。 9. narrow；解析：形容词修饰名词streets，narrow意为“狭窄的”。 10. manager；解析：可数名词单数，a后接单数，manager“经理”。 11. convenient；解析：形容词，固定句型make it + adj. for sb. to do，convenient“方便的”。 12. dirt；解析：不可数名词，dirt roads“泥土路”，dirt名词“泥土、尘土”。 13. greatly；解析：副词修饰动词improved，greatly“大大地”。 14. products；解析：product“产品”，other everyday后接可数名词复数。 15. railway；解析：单数名词，a modern railway“现代化铁路”。 16. supports；解析：定语从句先行词a lifestyle为单数，一般现在时谓语动词用三单supports，support意为“支持”。 17. soil；解析：不可数名词，protect soil“保护土壤”。 18. shortage；解析：固定搭配in great shortage of“极度短缺……”，shortage名词“短缺”。 19. bring about；解析：固定短语“带来、造成”，主语they为复数，一般现在时用动词原形。 20. is covered with；解析：固定短语be covered with“被……覆盖”，surface单数，be动词用is。 21. business；解析：不可数名词，意为“商业、生意”，介词in后接名词。 22. wide；解析：形容词修饰名词range，固定搭配a wide range of“广泛的……”。 23. digital；解析：形容词修饰名词products，digital products“电子产品”。 24. socialist；解析：形容词修饰名词country，socialist“社会主义的”。 25. corn；解析：不可数名词“玉米”，无复数变形。 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（20小题，每题1分） 1. digital；解析：digit名词“数字”，变形形容词digital修饰tools，意为“数码工具”。 2. dirty；解析：dirt名词“泥土”，形容词dirty修饰名词hands，dirty hands“脏手”。 3. beneficial；解析：benefit动词/名词，It is + 形容词to do，变形形容词beneficial“有益的”。 4. discussion；解析：discuss动词“讨论”，long形容词后接名词discussion，have a discussion“讨论”。 5. widely；解析：wide形容词，副词widely修饰动词used，widely used“被广泛使用”。 6. conclusions；解析：conclude动词，名词conclusion，some后接复数draw conclusions“得出结论”。 7. villagers；解析：village村庄，指人villager，many后接复数villagers“村民”。 8. led；解析：lead动词“带领”，后句surprised为过去式，时态一致用过去式led。 9. greatly；解析：great形容词，副词greatly修饰动词help，表“极大地帮助”。 10. products；解析：produce动词“生产”，名词product“产品”，some后接复数。 11. attractions；解析：attract动词“吸引”，名词attraction“景点”，many tourism attractions“多处旅游景点”。 12. to support；解析：固定结构ways to do sth.，不定式作后置定语表“用来……的方法”。 13. bushes；解析：bush灌木，some后接可数名词复数bushes。 14. housing；解析：house房屋，固定搭配housing estate“住宅小区”，housing为动名词作定语。 15. inconvenience；解析：convenient方便的，根据句意“仅收现金造成不便”，否定名词inconvenience“不便”。 16. manager; managed；解析：第一空the new后接指人名词manager“经理”；第二空后句为过去时态，manage过去式managed。 17. sandy；解析：sand沙子，形容词sandy修饰beaches“沙滩”。 18. lack；解析：固定搭配lack of“缺乏……”，lack此处作名词。 19. shortage；解析：short形容词，名词shortage“短缺”，parking shortage“停车难”。 20. Roughly；解析：rough形容词，副词roughly修饰speaking，固定搭配roughly speaking“大致来说”，句首大写。 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（20小题，每题1分） 1. government；解析：首字母g，名词政府，句中作主语，符合“出台法规治理沙尘暴”语境。 2. convenient；解析：首字母c，形容词方便的，固定句型It’s convenient for sb. to do。 3. products；解析：首字母p，different kinds of后接复数名词产品，工厂生产各类产品。 4. attractions；解析：首字母a，tourist attractions旅游景点，lots of后接复数。 5. benefit；解析：首字母b，情态动词can后接动词原形，植树有益于环境。 6. shortage；解析：首字母s，water shortage缺水，符合旱季村庄缺水语境。 7. farmland；解析：首字母f，不可数名词农田，保护耕地种植粮食。 8. railway；解析：首字母r，名词铁路，铁路连接两座大城市。 9. soil；解析：首字母s，不可数名词土壤，树根固定土壤防沙。 10. support；解析：首字母s，不可数名词支持，strong support大力支持。 11. greatly；解析：首字母g，副词修饰动词changed，生活发生巨大改变。 12. digital；解析：首字母d，形容词数码的，digital devices数码设备（手机平板）。 13. capital；解析：首字母c，名词首都，北京是中国首都。 14. lead；解析：首字母l，will后接动词原形，lead sb. to sp.带路去往村庄。 15. discussion；解析：首字母d，have a discussion固定搭配，开展讨论。 16. dirt；解析：首字母d，不可数名词尘土，大风后乡间道路布满尘土。 17. wider；解析：首字母w，much后接形容词比较级，修路后路变得更宽。 18. link；解析：首字母l，will后接动词原形，link A with B把A和B相连。 19. villagers；解析：首字母v，most后接复数名词村民，村民满意住房政策。 20. greenhouses；解析：首字母g，in winter种植蔬菜不止一间温室，用复数greenhouses。 学科网（北京）股份有限公司 $夯实词汇基础・突破变形考点・单元专项精练 人教版（新教材）九年级上册Unit 1 The 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15小题，每小题1分） 1. The ________ /ˈɡʌvənmənt/ has made strict rules to stop sandstorms in northern China. 2. It is very ________ /kənˈviːniənt/ for people to travel by high-speed railway now. 3. This factory produces different kinds of useful ________ /ˈprɒdʌkt/ for buyers. 4. There are many popular tourist ________ /əˈtrækʃn/ in this beautiful city. 5. More trees can ________ /ˈbenɪfɪt/ the environment by protecting the earth. 6. Lots of villages face the problem of water ________ /ˈʃɔːtɪdʒ/ every dry spring. 7. We should take action to protect our rich ________ /ˈfɑːmlænd/ from damage. 8. The new ________ /ˈreɪlweɪ/ makes trips between cities much shorter than before. 9. Farmers grow fresh vegetables in the warm ________ /ˈɡriːnhaʊs/ in cold winter. 10. Plant roots can hold the soft ________ /sɔɪl/ and stop the wind from blowing it away. 11. The village plan gets lots of strong ________ /səˈpɔːt/ from local people. 12. People’s daily lives have ________ /ˈɡreɪtli/ changed over the past 30 years. 13. Most young people carry small ________ /ˈdɪdʒɪtl/ devices in their daily life. 14. The scientist draws a clear ________ /kənˈkluːʒn/ after lots of research. 15. This straight road will ________ /liːd/ you to a quiet mountain village. Ⅱ. 根据句意及汉语提示写出单词（共25小题，每小题1分） 1．The result of the writing competition is still under ________ (讨论). 2．But now, it’s easy for them to visit China and they will choose the ________ (首都)—Beijing as their first station. 3．She passed the difficult exam ________ ________ (轻而易举地). 4．The children played on the ________ (含沙的) beach all afternoon. 5．Lucy lives in a big ________ （公寓）with her parents. 6．My sister is a ________ (初级的) high school student and she is in Grade 8 now. 7．The tour guide ________ (带领) our group through the museum and visited the history part. 8．Some ________ (村民) often sit under the old tree and share interesting stories. 9．We enjoyed ourselves while walking slowly along the ________ (狭窄的) streets in Fenghuang Ancient Town. 10．The boy wants to be a ________ (经理) and has a lot of money. 11．The Internet makes it ________ (方便的) for us to communicate with each other. 12．In old movies, we often see people traveling in coaches, with horses running on the ________ (泥土) roads. 13．In recent years, advances in technology have ________ (大大地) improved crop yields. 14．We can use salt to produce other everyday ________ (产品),such as paper and glass. 15．With the help of the Chinese people, a new and modern ________ (铁路) in Kenya was built several months ago. 16．The National Health Commission (委员会) encourages a lifestyle that ________ (支持) weight management. 17．Trees on the mountains can protect the ________ (土壤) from rain water. 18．After the earthquake, the city is in great ________ (短缺) of drinking water, medicine and tents. 19．Although plastic bags are cheap and useful, they ________ ________ (带来；造成) a lot of pollution. 20．More than 70 percent of Earth’s surface ________ ________ ________ (被…… 覆盖) water. 21．Are you interested in ________ (商业，生意) after graduating from college? 22．He found there was a ________ (宽的) range of knowledge for him to go over. 23．We can hardly see a calendar made of paper nowadays because of the wide use of ________ (电子的) products. 24．The Communist Party of China is now leading the nation toward building a great modern ________ (社会主义的) country. 25．Farmers grow ________（玉米）in spring and harvest in summer. 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．We should make good use of ________ (digit) tools to help with our study. 2．Wash your ________ (dirt) hands before meals, or you will feel ill later. 3．It is ________ to get enough sleep, as it helps with memory and concentration. (benefit) 4．After the volleyball match, our team had a long ________ (discuss) about our mistakes. 5．With fast development, AI robots are ________ used in the big cultural shows. (wide) 6．From our discussion, we can certainly draw some helpful ________. (conclude) 7．Every weekend, many ________ (village) in this town like to have picnics near the river. 8．The robots ________ the whole dance team well and surprised all the viewers. (lead) 9．Now there are countless online resources and apps available that can ________ (great) help you with your language study. 10．Nowadays some ________ made in China are welcomed in western countries. (produce) 11．As one of the ancient cities of China, Yangzhou has many tourism ________ (attract) for visitors. 12．What other ways can you think of ________ (support) our school football match? 13．Tina and Tom hid behind some ________ (bush) and kept quiet. 14．There is a new ________ (house) estate round the corner of the street. 15．Apple Store felt sorry for the ________ caused by using cash only. (convenient) 16．The new ________ brought a great wealth of experience to the job. He ________ to lead the sales department back to life. (manage) 17．I love the ________ (sand) beaches in Hainan because they are very soft. 18．Plants die from ________ (lack) of enough clean rainwater. 19．The city plans to add more fixed parking spaces to solve the problem of parking ________ (short) during rush hours. 20．________ speaking, we receive about fifty letters a week on the subject.（rough） 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. The g________ has made many rules to stop serious sandstorms in northern areas. 2. It’s very c________ for us to take high-speed trains to travel around China now. 3. This factory creates different kinds of useful p________ for local people every year. 4. Guilin has lots of famous tourist a________ that attract visitors from all over the world. 5. Planting more trees can b________ our living environment a lot. 6. Many small villages face the problem of water s________ during dry winters. 7. We must protect plenty of rich f________ to grow enough food for people. 8. The new r________ connects the two big cities and shortens travel time greatly. 9. The roots of trees can hold the soft s________ and stop sand from blowing away. 10. The community plan gets much strong s________ from local villagers. 11. People’s everyday life has g________ changed in the past thirty years. 12. Young people like to buy d________ devices such as mobile phones and tablets. 13. Beijing, the c________ of China, draws millions of visitors every year. 14. This straight road will l________ you to a quiet mountain village full of trees. 15. Our class had a warm d________ about the great changes of our hometown yesterday. 16. After the heavy wind, there is much d________ on the country roads. 17. The road becomes much w________ after the government’s rebuilding project. 18. The new road will l________ the small town with the big port city nearby. 19. Most v________ in this village are satisfied with the new housing policy. 20. Farmers grow fresh vegetables in warm g________ in cold winter. 学科网（北京）股份有限公司 $