Unit 8 Making a Difference单元重点词汇变形100题- 2025-2026学年人教版八年级下册英语

**基本信息** 聚焦单元核心词汇变形，通过汉译英、词形转换、首字母填空三维度训练，构建从基础记忆到语境应用的知识逻辑链。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |根据中文提示写单词|35题|考查词汇汉译英及形式变化（如“才能”→talent）|建立汉英词汇对应，强化基础记忆| |用括号内单词正确形式填空|35题|考查词形转换（如value→valuable）|深化词性变化规则理解，衔接语法应用| |首字母提示完成句子|30题|结合语境考查词汇拼写（如“慈善机构”→charity）|实现词汇从孤立记忆到语境运用的迁移|

答案解析 一、根据中文提示写出单词的正确形式（35题） 1.talent；解析：固定搭配have a great talent for…，意为“在……有天赋”，talent为不可数名词。 2.pocket money；解析：固定名词短语pocket money，含义零花钱，不可数短语，无变形。 3.hand out；解析：固定短语forget to do sth.后接动词原形，hand out表示分发。 4.Most of all；解析：固定短语most of all首字母大写，含义最主要的是，句首使用。 5.successful；解析：形容词修饰名词businesswoman，successful成功的，作定语。 6.teamwork；解析：不可数名词teamwork表团队合作，在从句中作主语。 7.missing；解析：形容词missing失踪的，修饰名词child作前置定语。 8.charity；解析：可数名词单数，this后接单数charity慈善机构。 9.primary；解析：形容词primary小学教育的，修饰school，primary school固定搭配小学。 10.soldier；解析：单数名词，the后用单数soldier军人。 11.army；解析：固定搭配join the army参军，army军队，单数名词。 12.active；解析：be动词后接形容词active活跃的，作表语。 13.interviewer；解析：冠词the后接名词interviewer面试官。 14.donations；解析：give后接名词，donation捐赠物，空前无冠词用复数donations。 15.owner；解析：the+名词of结构，owner主人，名词单数。 16.effort；解析：固定搭配spend effort on sth在某事上付出努力，effort努力。 17.advertisement；解析：冠词an后接单数名词advertisement广告。 18.familiar with；解析：固定搭配be familiar with通晓、熟悉，be动词后直接使用短语原形。 19.on the go；解析：固定短语on the go在忙碌中，be always+短语。 20.worth；解析：固定搭配be worth doing值得做某事，worth为形容词。 21.voluntary；解析：形容词voluntary自愿的，修饰名词activity。 22.value；解析：the+名词of，value价值，不可数名词。 23.practical；解析：be动词后接形容词practical实用的作表语。 24.adult；解析：形容词adult成年的修饰名词audiences。 25.ever since；解析：连词短语ever since自从，引导现在完成时句子。 26.sign up；解析：decide to do后用原形短语sign up报名。 27.warmly；解析：副词warmly热情地修饰动词greeted。 28.help out；解析：情态动词can后接动词原形短语help out分担工作。 29.come along；解析：why don’t you后接动词原形短语come along跟着来。 30.youth；解析：固定搭配in one’s youth在某人青年时期，youth名词。 31.provide；解析：固定句型it’s necessary to do，to后用动词原形provide提供。 32.organization；解析：冠词a(n)后接单数名词organization组织。 33.make a difference；解析：want to do后接原形短语make a difference有作用。 34.the elderly；解析：固定用法the+adj.表一类人，the elderly老人。 35.visitor；解析：系动词is提示主语单数，visitor参观者。 二、用括号内单词的正确形式填空（35题） 1.valuable；解析：the most+形容词修饰名词quality，value名词变形容词valuable有价值的。 2.organization；解析：形容词environmental后接名词，organize动词变为organization组织。 3.interviewer；解析：定冠词the后接名词，interview动词变为interviewer采访者，作主语。 4.donation；解析：名词作定语修饰activity，donate动词变donation捐赠。 5.completely；解析：副词修饰动词solved，success名词变副词completely完全地。 6.elder；解析：固定搭配elder brother哥哥，old变形elder年长的。 7.missing；解析：be动词后接形容词作表语，miss变动词ing形式missing丢失的。 8.youth；解析：固定搭配in one’s youth，young形容词变名词youth青年时期。 9.talented；解析：be动词后接形容词，talent名词变talented有天赋的。 10.to provide；解析：固定搭配need sb. to do sth需要某人做某事，不定式作宾补。 11.practical；解析：be动词后用形容词，practice名词变practical实用的。 12.willing；解析：固定搭配be willing to do乐意做，will变形willing形容词。 13.difference；解析：固定搭配make a big difference，different形容词变名词difference。 14.advertisements；解析：all the后接可数名词复数，advertise动词变advertisement复数。 15.armies；解析：two后接可数名词复数，army变复数armies。 16.audiences；解析：these后接名词复数，audience复数audiences观众。 17.gentlemen；解析：谓语follow原形，主语用复数，gentleman变gentlemen。 18.owner；解析：the+名词of，own动词变owner主人。 19.completely；解析：副词修饰动词changed，complete变副词completely。 20.nursing；解析：固定搭配nursing home养老院，nurse变动名词作定语。 21.elderly；解析：the+形容词表一类人the elderly老年人，elder变形elderly。 22.volunteer；解析：冠词a后接名词，voluntary形容词变volunteer志愿者。 23.met；解析：现在完成时have+过去分词，meet过去分词met。 24.collected；解析：现在完成时have+过去分词，collect过去分词collected。 25.active；解析：固定搭配take an active part in积极参与，act变动词形容词active。 26.shelters；解析：some后接可数名词复数，shelter复数shelters避难所。 27.cages；解析：固定搭配bird cages鸟笼，无冠词用复数cage→cages。 28.warmly；解析：副词修饰动词treat，warm形容词变副词warmly温暖地。 29.have fallen；解析：already提示现在完成时，主语children复数，have+fallen。 30.has;been；解析：how long提问持续时长，现在完成时，主语your uncle三单，has been。 31.to protect；解析：固定句型It’s one’s duty to do做某事是职责，不定式作真正主语。 32.feeding；解析：固定搭配enjoy doing sth喜欢做某事，feed变动名词feeding。 33.inspired；解析：and并列谓语，wrote过去式，inspire变过去式inspired。 34.preparing；解析：固定搭配be busy doing忙于做某事，prepare变动名词preparing。 35.barking；解析：固定搭配hear sb./sth. doing听见某物正在做，bark变barking。 三、根据首字母提示完成句子（30题） 1.Army；解析：固定搭配the U.S. Army美国军队，专有名词首字母大写。 2.primary；解析：固定搭配primary school小学，形容词修饰school。 3.charity；解析：冠词the后接名词charity慈善机构，捐款给慈善机构。 4.effort；解析：固定搭配make an effort努力，冠词an后用单数effort。 5.worth；解析：固定搭配be worth doing值得做，worth形容词。 6.warmly；解析：副词修饰动词invited，warmly热情地。 7.voluntary；解析：形容词修饰名词choice，voluntary自愿的。 8.value；解析：the value of……的价值，value名词价值。 9.teamwork；解析：名词teamwork团队合作作表语。 10.sign；解析：固定搭配sign up报名，不定式to后用原形。 11.shelter；解析：冠词a后接单数名词shelter避难所。 12.ordinary；解析：形容词ordinary普通的修饰people。 13.organization；解析：谓语helps单数，主语单数名词organization组织。 14.owner；解析：the owner of……的主人，owner主人。 15.madam；解析：礼貌称呼madam女士，放在句首礼貌用语。 16.lady；解析：定冠词the后接单数lady女士，后文Miss Gao提示。 17.cage；解析：冠词the后接单数cage笼子，飞出笼子。 18.audience；解析：audience观众作主语，听完演讲鼓掌。 19.talent；解析：have a talent for在……有天赋，talent天赋。 20.success；解析：big后接名词，a big success巨大成功。 21.stadium；解析：host World Cup提示stadium体育馆，单数。 22.donate；解析：plan to do，donate…to…捐赠……给……。 23.elder；解析：elder brother哥哥固定搭配。 24.provide；解析：情态动词can后原形，provide sth to sb给某人提供某物。 25.visitors；解析：many后接复数visitors参观者。 26.pocket；解析：pocket money零花钱固定短语。 27.missing；解析：形容词missing失踪的修饰people。 28.gentleman；解析：冠词a后单数gentleman绅士。 29.active；解析：be动词+形容词active积极的，参加各类活动。 30.adult；解析：an后单数名词adult成年人，年满18岁是成年人。 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（2024）八年级下册Unit 8 Making a Difference 单元重点词汇变形100题 学校：______________ 班级：______________ 姓名：______________ （考试时间：60分钟 满分：100分） 一、根据中文提示写出单词的正确形式。（共35小题；每小题1分，满分35分） 1．She has a great ________ (才能) for music, which makes her the most popular student in my school. 2．More and more teenagers learn to manage ________ ________ (零花钱) by themselves. 3．Please don’t forget to ________ ________ (分发) the exam papers to all students before the test begins. 4．________ ________ ________ (最主要的是), we should learn to be kind and helpful. 5．She worked hard and finally became a ________ (成功的) businesswoman. 6．No one can succeed alone, so ________ (团队合作) plays a key role in our life. 7．The police are looking for a ________ (失踪的) child who was last seen near the park. 8．This ________ (慈善机构) has helped hundreds of poor families get clothes during winter since 2020. 9．Most children in our country go to ________ (小学教育的) school at the age of six. 10．The ________ (军人) stood tall and followed the order with discipline. 11．My grandfather joined the ________ (军队) when he was 18 and served for five years. 12．The children are very ________ (活跃的) during the playtime. 13．It is important to make a good first impression on the ________ (面试官) when you walk into the room. 14．Many kind people gave________ (捐赠物) to the disaster area to help people there. 15．The ________ (主人) of the pet was very happy to find his dog again. 16．You need to spend more ________ (努力) on remembering these new English words. 17．The company spent millions on an ________ (广告) campaign to promote its new smartphone. 18．You will find it easier to perform on stage if you are ________ ________ (通晓；熟悉) the whole program. 19．She’s always ________ ________ ________ (在忙碌中) from morning till night—working, picking up the kids, and attending meetings. 20．This book is ________ (值得) reading. You can learn a lot from it. 21．My sister joined a ________ (自愿的) activity to visit old people in the nursing home. 22．Time waits for no man, but some people will never realise the _________(价值) of time until it’s gone. 23．Our teacher said this English dictionary is ________ (实用的) for solving word problems. 24．This movie is for ________ (成年的) audiences only, not suitable for children. 25．They’ve been close friends ________ ________ (自从) they met in college. 26．I decided to ________ ________ (报名) for the online English course starting next week. 27．The host greeted the guests ________ (热情地) at the door, making everyone feel at home. 28．Can you ________ ________ (分担工作) with the dishes after dinner? We’re a bit short on time. 29．We’re going for a walk—why don’t you ________ ________ (跟着来)? 30．Jack has planted three small trees in the community in his ________ (青年时期). 31．It’s necessary to ________ (提供) a clean and comfortable shelter for the street animals. 32．My friend joined a(n) ________ (组织) to protect animals in our city last month. 33．She joined the environmental group because she wanted to ________ ________ ________ (有作用) for the planet. 34．We should always offer our seats to ________ ________ (老人) on the bus as a sign of respect. 35．The ________ (参观者) who is from foreign countries admires the beauty of the Yellow Crane Tower. 二、用括号内单词的正确形式填空。（共35小题；每小题1分，满分35分） 1．Kindness is the most ________ (value) quality in our personal growth. 2．This volunteer activity was organized by a student environmental ________ (organize). 3．The ________ (interview) was moved by the students who volunteered to protect the environment and clean public places. 4．Many students took part in the book________ (donate) activity to help children in need. 5．By pulling together, we ________ solved the problem. (success) 6．My ________ (old) brother often helps me with my homework. 7．I looked everywhere but my notebook is still ________ (miss). 8．In his ________(young), Li Bai traveled across the country and wrote many great poems. 9．The young writer is so ________ (talent) that his works are popular all over the country. 10．We need more people ________ (provide) information about lost pets to their owners. 11．This method is very ________ (practice). You can use it to solve the problem easily. 12．True friends are always ________ (will) to give a hand when you are in trouble. 13．Your effort will make a big __________ (different) in the final result. 14．Not all the ________ (advertise) tell the truth about the products. 15．The two ________ (army) agreed to stop fighting and talk about a peace plan. 16．Their performance showed these ________ (audience) a beautiful story about helping others.​ 17．In daily life, ________ (gentleman) always follow the rule “lady first”. 18．Nobody knows the ________ of the bicycle beside the wall, but people are still trying to find out. (own) 19．These new skills have ________ (complete) changed the way we study and think. 20．I will go to the ________ (nurse) home and work as a volunteer there next Sunday. 21．The ________ should be respected by the young because they have contributed a lot to the country. (elder) 22．I would like to be a ________ (voluntary) for Project Hope. 23．I have never ________ (meet) such a helpful person before. 24．They have already ________ (collect) three bags of waste from the beach. 25．My mother often advises me to take an ________ (act) part in sports and social activities. 26．We should help build some ________ (shelter) for homeless people in winter. 27．Students make bird ________ (cage) to protect the birds in the wild park. 28．When you are kind to others, they will also treat you ________ (warm) in return. 29．The children ________ (fall) asleep already. Don’t wake them up. 30．— How long ________ your uncle ________ (be) away from his hometown? — For about twenty years. 31．It’s our duty ________ (protect) the environment and keep our city clean. 32．Volunteers enjoy ________ (feed) the animals at the shelter. 33．Nie Er wrote many pieces of music and ________ (inspire) Chinese people to fight for the bright future. 34．The students are busy ________ (prepare) for the coming volunteer activity. 35．At midnight, when I heard my dog ________ (bark), I knew someone was coming to my house. 三、根据首字母提示完成句子。（共30小题；每小题1分，满分30分） 1．Robinson entered the U.S. A________ in 1942 and became a second lieutenant (少尉) in 1943. 2．My young sister entered the p________ school on 1st September and became a pupil (小学生). 3．People donated a lot of money to the c________ to help poor children. 4．We made an e________ to clean the old people’s home and chat with the elderly. 5．You should trust yourself and do what you think is right and w_________ doing. 6．Our school w________ invited the old man to share his life stories with the young people last week. 7．Participating in community service is usually a v________ choice. 8．Parents should help their children understand the v________ of education from an early age. 9．Farm work is also t________. That’s why every spring field is busy with people of all ages working together in it. 10．To s________ up as a volunteer, you just need to drop an email to us. 11．They built a s________ for the homeless people. 12．Though most of us are just o________ people, we can live a happy life. 13．The o________ helps those in need with food and clothes. 14．The o________ of the house is very kind. He always welcomes guests warmly. 15．Excuse me, m________. Can you tell me the way to the library? 16．—Who is the l________ in a blue dress? —She is Miss Gao, our English teacher. 17．The bird tried to fly out of the c________ but failed. 18．When he finished his speech, the a________ clapped (鼓掌) loudly. 19．My cousin has a t________ for playing the piano and has won a small prize. 20．Thanks to all the volunteers, the charity activity was a big s________. 21．The new s________ is large enough to host the next World Cup. 22．We planned to d________ some useful books and toys to the kids in mountain villages. 23．My e________ brother always helps me with math homework after school. 24．We can p________ food and clothes to the homeless people. 25．Many v________ came to Hangzhou to watch the 19th Asian Games（亚运会）. 26．Dad, could I spend my p________ money on beautiful dresses? 27．Some dogs are clever and brave and help the firemen find the m________ people. 28．As a g________, you should stand up when ladies come in. 29．My cousin is really a________ and takes part in all kinds of activities in his spare time. 30．I am 18 years old now, so I am an a________. 学科网（北京）股份有限公司 $