Unit 3 Same or Different单元重点词汇变形100题（含解析） 2026-2027学年人教版英语八年级上册

**基本信息** 人教版八年级上册Unit 3词汇变形100题专项训练，通过四题型系统覆盖词汇认知、词形变化及语境应用，解析提炼语法规则与固定搭配，构建从基础到应用的逻辑链条，提升语言能力与学习能力。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |中文提示补全句子|25题（如compare, outgoing）|强调词性判断与固定搭配（如compare...with...）|从词义认知到语境应用，夯实基础词汇| |单词形式填空|30题（如lazier, more outgoing）|归纳比较级/最高级规则、词性转换（如humour→humorous）|词形变化梯度进阶，衔接语法知识| |首字母提示|20题（如Compare, common）|聚焦固定短语（如have...in common）与语境推断|从词汇拼写到语篇理解，培养思维品质| |音标填空|25题（如/ʃaɪ/→shy）|建立发音与拼写对应，强化语音知识|语音-词汇联动，提升语言能力综合应用|

人教版八年级上册Unit 3 Same or Different? 单元重点词汇变形100题（含解析） 四种题型： 一、根据括号内的中文提示补全句子。 二、用括号内单词的正确形式填空。 三、根据首字母提示完成句子。 四、根据句意及音标填空。 一、根据括号内的中文提示补全句子。 1．It's not right to always ________ (比较；对比) yourself with others. 2．The new student is ________ (害羞的) and seldom talks in class. 3．Don't be ________ (懒惰的) — it's time to get up and study! 4．The music is too ________ (大声的). Please turn it down. 5．My cousin Rose is ________ (外向的) and has many friends. 6．Stephen is a ________ (勤奋的) student and always finishes his homework carefully. 7．The students will ________ (表演；执行) a short English play at the art festival. 8．The old man lives ________ (独自；单独) in a small house by the lake. 9．Cathy helped me ________ (解决；解答) the difficult math problem. 10．Diana plays the ________ (长笛) in the school band every Friday. 11．________ (祝贺；恭喜) to you on winning the English speech contest! 12．Edward won the first ________ (奖；奖励) in the writing competition. 13．Will you ________ (参加；出席) the school art festival next week? 14．________ (除……之外（还）) English, Julie can also speak French well. 15．What do you usually do in your ________ (空闲的) time, Matt? 16．It's a great ________ (快乐；愉快；荣幸) to be here with you today. 17．Don't judge a person by his ________ (外表；露面). 18．Mr Wang looks ________ (严肃的；严重的), but he is kind to us. 19．Working hard is his biggest ________ (优势；力量). 20．After months of exercise, the dancer becomes tall and ________ (苗条的；薄的). 21．In ________ (事实；现实), the twin brothers are different in many ways. 22．The ________ (平均的；平常的) age of the students in our class is fourteen. 23．The ________ (降雨量) here is very high in summer. 24．The school library is open eight hours ________ (每) day. 25．It is ________ (宜人的；友好的) to take a walk in the park on such a fine day. 26．Can you tell me the ________ (差异) between these two photos? 27．The two sisters look very much ________ (相像的). 28．The girl is looking at herself in the ________ (镜子). 29．The Old Man and the Sea is a famous ________ (小说) by Hemingway. 30．The two schools ________ (交换) students every summer holiday. 二、用括号内单词的正确形式填空。 1．Tom is much ________ (lazy) than his twin brother, but he is more creative. 2．The music is getting ________ (loud) and louder. Please turn it down. 3．Julie is ________ (outgoing) than her twin sister, so she has more friends. 4．Frank is one of ________ (hard-working) students in our class. 5．After exercising for months, Diana is much ________ (slim) than before. 6．The problem is not so ________ (serious) as you think. 7．Matt runs as ________ (fast) as his elder brother. 8．Julie sings even ________ (well) than her sister. 9．Can you find five ________ (difference) between the two pictures? 10．Though they are twins, they have many ________ (similarity). 11．The library has all kinds of ________ (novel), such as Mark Twain's. 12．The shop near our school sells different kinds of ________ (mirror). 13．The twins look the same, but they have quite different ________ (personality). 14．The school holds ________ (forum) on different topics every month. 15．The novel has four main ________ (character), and each one is lively. 16．Mr Brown is a ________ (humour) teacher and his classes are always fun. 17．Rose gave us a ________ (friend) smile when we first met her. 18．The twins dress ________ (different) — one likes sports clothes and the other likes suits. 19．Please take the coming exam ________ (serious) — it is very important. 20．The magic show ________ (interest) all of us at the party yesterday. 21．The news ________ (reach) us quickly yesterday evening. 22．The story of the two princes ________ (touch) our hearts deeply. 23．I ________ (expect) to see you at the party last night, but you didn't come. 24．The two schools ________ (exchange) twenty students last year. 25．Everyone in our class ________ (care) about the old man next door. 26．Tom ________ (lend) his dictionary to Diana yesterday. 27．There is ________ (little) rain this year than last year. 28．Don't be afraid of ________ (make) mistakes when you speak English. 29．The new bridge is about two hundred ________ (metre) long. 30．Diana ________ (perform) wonderfully at the English party last Friday. 三、根据首字母提示完成句子。 1．C________ this picture with that one, and you will find three differences. 2．The twins have a lot in c________ — they both love music and sports. 3．Julie is as t________ as her twin sister, though she is younger. 4．Matt shows an i________ in science and often does experiments after class. 5．To be h________, I don't like the film at all. 6．Frank gave me a d________ answer — yes or no. 7．The s________ between the two buildings surprises many visitors. 8．In my o________, students should read more novels in their free time. 9．What you said makes s________, so I will follow your advice. 10．Miss Yang is a teacher with a great sense of h________. 11．True f________ is one of the most important things in life. 12．Our school has an e________ program with a school in Vancouver. 13．The p________ of this city is about five million. 14．My home is about three k________ away from the school, so I ride a bike there. 15．Diana was late for class because of a traffic a________ this morning. 16．Every cloud has a silver l________, so don't lose hope. 17．The s________ in the small town is getting better and better. 18．The box is too heavy. Please lend me a h________. 19．T________ to the Internet, we can learn from teachers all over the world. 20．In Mark Twain's story, the prince and the p________ exchanged their lives. 四、根据句意及音标填空。 1．Sandy is too ________ /ʃaɪ/ to speak in front of the whole class. 2．My cousin Matt is ________ /ˈaʊtɡəʊɪŋ/ and gets on well with everyone. 3．The students will ________ /pəˈfɔːm/ a short play at the English festival. 4．Grandpa lives ________ /əˈləʊn/ in the countryside, but he enjoys the quiet life. 5．Working together helps us ________ /sɒlv/ problems faster. 6．Stephen plays the ________ /fluːt/ wonderfully in the school band. 7．Rose won the second ________ /praɪz/ in the writing competition. 8．All the parents are invited to ________ /əˈtend/ the class meeting. 9．What does Julie usually do in her ________ /speə/ time? 10．It's a ________ /ˈpleʒə/ to work with such kind people. 11．Don't judge a person by his ________ /əˈpɪərəns/. 12．Mr Li looks ________ /ˈsɪəriəs/, but he often tells funny stories. 13．Patience is his greatest ________ /streŋθ/. 14．The ________ /ˈævərɪdʒ/ temperature here is 20℃ in summer. 15．The students are having a hot discussion in the school ________ /ˈfɔːrəm/. 16．What's the main ________ /ˈdɪfrəns/ between city life and country life? 17．The two sisters look very much ________ /əˈlaɪk/. 18．The girl smiles at herself in the ________ /ˈmɪrə/ every morning. 19．The Adventures of Tom Sawyer is a famous ________ /ˈnɒvl/ by Mark Twain. 20．I didn't ________ /ɪkˈspekt/ to meet you here, Stephen! 参考答案与解析 一、根据括号内的中文提示补全句子。 1．compare　【解析】考查动词。compare 意为“比较；对比”；compare...with... 意为“把……和……作比较”；不定式符号 to 后接动词原形。 2．shy　【解析】考查形容词。shy 意为“害羞的”；is 后接形容词作表语。 3．lazy　【解析】考查形容词。lazy 意为“懒惰的；懒洋洋的”；be 后接形容词作表语。 4．loud　【解析】考查形容词。loud 意为“大声的；喧闹的”；is 后接形容词作表语。 5．outgoing　【解析】考查形容词。outgoing 意为“外向的”；is 后接形容词作表语。 6．hard-working　【解析】考查形容词。hard-working 意为“勤奋的”，是复合形容词，修饰名词 student；由 a 可知用单数。 7．perform　【解析】考查动词。perform 意为“表演；执行”；will 后接动词原形。 8．alone　【解析】考查副词。alone 意为“独自；单独”，此处修饰动词 lives。 9．solve　【解析】考查动词。solve 意为“解决；解答”；help 后接省略 to 的不定式，故填动词原形。 10．flute　【解析】考查名词。flute 意为“长笛”；play the flute 意为“吹长笛”，乐器前加 the。 11．Congratulations　【解析】考查名词。congratulation 意为“祝贺；恭喜”，表示祝贺时常用复数 Congratulations；位于句首，首字母大写。 12．prize　【解析】考查名词。prize 意为“奖；奖励”；win the first prize 意为“获得一等奖”。 13．attend　【解析】考查动词。attend 意为“参加；出席”；will 后接动词原形。 14．Besides　【解析】考查介词。besides 意为“除……之外（还）”，表示包括在内；位于句首，首字母大写。 15．spare　【解析】考查形容词。spare 意为“空闲的；备用的”；spare time 意为“空闲时间”，为固定搭配。 16．pleasure　【解析】考查名词。pleasure 意为“快乐；愉快；荣幸”；It's a pleasure to do sth. 意为“做某事是件荣幸/愉快的事”。 17．appearance　【解析】考查名词。appearance 意为“外表；露面”，是 appear 的名词形式；by one's appearance 意为“凭外表”。 18．serious　【解析】考查形容词。serious 意为“严肃的；严重的”；look 后接形容词作表语。 19．strength　【解析】考查名词。strength 意为“优势；力量”；由 his biggest 可知用单数。 20．slim　【解析】考查形容词。slim 意为“苗条的；薄的”；与 tall 并列作表语。 21．fact　【解析】考查名词。in fact 意为“事实上；实际上”，为固定搭配。 22．average　【解析】考查形容词。average 意为“平均的；平常的”，修饰名词 age。 23．rainfall　【解析】考查名词。rainfall 意为“降雨量”，由 rain（雨）+ fall（降落）构成。 24．per　【解析】考查介词。per 意为“每”；per day 意为“每天”。 25．pleasant　【解析】考查形容词。pleasant 意为“宜人的；友好的”；is 后接形容词作表语。 26．difference　【解析】考查名词。difference 意为“差异”；the difference between...and... 意为“……之间的差异”。 27．alike　【解析】考查形容词。alike 意为“相像的”，常作表语，不用在名词前。 28．mirror　【解析】考查名词。mirror 意为“镜子”；look at oneself in the mirror 意为“照镜子”。 29．novel　【解析】考查名词。novel 意为“小说”；由 a 及 is 可知用单数。 30．exchange　【解析】考查动词。exchange 意为“交换”；主语 schools 是复数，由 every summer holiday 可知用一般现在时，填动词原形。 二、用括号内单词的正确形式填空。 1．lazier　【解析】考查形容词比较级。lazy 以“辅音字母+y”结尾，变比较级把 y 变为 i 再加 -er；由 than 可知用比较级 lazier。 2．louder　【解析】考查形容词比较级。“比较级 + and + 比较级”意为“越来越……”；loud 的比较级为 louder。 3．more outgoing　【解析】考查形容词比较级。outgoing 是多音节形容词，变比较级在前面加 more，故填 more outgoing。 4．the most hard-working　【解析】考查形容词最高级。“one of the + 形容词最高级 + 名词复数”意为“最……之一”；hard-working 是多音节词，最高级为 the most hard-working。 5．slimmer　【解析】考查形容词比较级。slim 双写末尾字母 m 再加 -er；much 可修饰比较级，由 than 可知填 slimmer。 6．serious　【解析】考查原级比较。“not so/as + 形容词原级 + as”意为“不如……那样……”，故填原级 serious。 7．fast　【解析】考查原级比较。“as + 副词原级 + as”意为“和……一样”；fast 的副词还是 fast，故填 fast。 8．better　【解析】考查副词比较级。well 的比较级为 better；even 可修饰比较级，由 than 可知填 better。 9．differences　【解析】考查名词复数。difference 是可数名词；由 five 可知用复数 differences。 10．similarities　【解析】考查名词复数。similarity 以“辅音字母+y”结尾，变复数把 y 变为 i 再加 -es，即 similarities。 11．novels　【解析】考查名词复数。novel 是可数名词；all kinds of 后接复数名词，故填 novels。 12．mirrors　【解析】考查名词复数。mirror 是可数名词；different kinds of 后接复数名词，故填 mirrors。 13．personalities　【解析】考查名词复数。personality 以“辅音字母+y”结尾，变复数把 y 变为 i 再加 -es；由 different 可知用复数 personalities。 14．forums　【解析】考查名词复数。forum 是可数名词；由句意可知指多个讨论会，用复数 forums。 15．characters　【解析】考查名词复数。character 意为“人物；个性”，是可数名词；由 four 可知用复数 characters。 16．humorous　【解析】考查构词法。humour 是名词，其形容词为 humorous（幽默的）；由 a 及 is 可知用形容词作定语。 17．friendly　【解析】考查构词法。friend 是名词，其形容词为 friendly（友好的）；修饰名词 smile 用形容词。 18．differently　【解析】考查词性转换。different 是形容词，此处修饰动词 dress 需用副词 differently，意为“不同地”。 19．seriously　【解析】考查词性转换。serious 是形容词，此处修饰动词 take 需用副词 seriously；take...seriously 意为“认真对待……”。 20．interested　【解析】考查动词。interest 可作动词，意为“使感兴趣”；由 yesterday 可知用一般过去时 interested。 21．reached　【解析】考查动词时态。reach 意为“到达”；由 yesterday evening 可知用一般过去时 reached。 22．touched　【解析】考查动词时态。touch 意为“触动”；由句意可知描述过去的事，用一般过去时 touched。 23．expected　【解析】考查动词时态。expect 意为“预料；期待”；由 last night 可知用一般过去时 expected。 24．exchanged　【解析】考查动词时态。exchange 意为“交换”；由 last year 可知用一般过去时 exchanged。 25．cares　【解析】考查动词三单形式。everyone 作主语时谓语动词用第三人称单数形式，care 以 -e 结尾直接加 -s，故填 cares。 26．lent　【解析】考查动词时态。lend 意为“借出”，其过去式为 lent；由 yesterday 可知用一般过去时。 27．less　【解析】考查词形转换。little 的比较级为 less，意为“较少的”；由 than 可知两者比较，rain 是不可数名词，故填 less。 28．making　【解析】考查非谓语动词。介词 of 后接动词 -ing 形式，make 的动名词为 making。 29．metres　【解析】考查名词复数。metre 意为“米”，是可数名词；由 two hundred 可知用复数 metres。 30．performed　【解析】考查动词时态。perform 意为“表演”；由 last Friday 可知用一般过去时 performed。 三、根据首字母提示完成句子。 1．Compare　【解析】考查动词。compare...with... 意为“把……和……作比较”；祈使句用动词原形，位于句首，首字母大写。 2．common　【解析】考查名词。have...in common 意为“有共同之处”，为固定搭配。 3．tall　【解析】考查原级比较。as...as 意为“像……一样”，中间用形容词或副词原级，故填 tall。 4．interest　【解析】考查名词。show an interest in... 意为“对……表现出兴趣”；由 an 可知用单数。 5．honest　【解析】考查形容词。to be honest 意为“说实话”，为固定表达。 6．direct　【解析】考查形容词。由“是或不是”可知回答“率直的；直接的”，由 a 可知用单数 direct。 7．similarity　【解析】考查名词。由“使许多游客惊讶”可知两栋楼有“相似之处”，由 The 及 is 可知用单数 similarity。 8．opinion　【解析】考查名词。in one's opinion 意为“在某人看来”，为固定搭配。 9．sense　【解析】考查名词。make sense 意为“有道理；讲得通”，为固定搭配。 10．humour　【解析】考查名词。a sense of humour 意为“幽默感”，为固定搭配。 11．friendship　【解析】考查名词。由“生活中最重要的东西之一”可知是“友谊”，即 friendship。 12．exchange　【解析】考查名词。exchange program 意为“交换项目”；由 an 可知用单数。 13．population　【解析】考查名词。population 意为“人口”，是不可数名词；the population of... 意为“……的人口”。 14．kilometres　【解析】考查名词。kilometre 意为“千米；公里”，缩写为 km；由 three 可知用复数 kilometres。 15．accident　【解析】考查名词。traffic accident 意为“交通事故”；由 a 可知用单数。 16．lining　【解析】考查名词。Every cloud has a silver lining. 意为“黑暗中总有一线光明”，为谚语。 17．situation　【解析】考查名词。由“越来越好”可知指“情况，状况”，由 The 及 is 可知用单数 situation。 18．hand　【解析】考查名词。lend sb. a hand 意为“帮助某人”，为固定搭配。 19．Thanks　【解析】考查介词短语。thanks to 意为“归功于；由于”；位于句首，首字母大写。 20．pauper　【解析】考查名词。pauper 意为“贫民；乞丐”；the Prince and the Pauper 意为“王子与贫儿”，由 the 可知用单数。 四、根据句意及音标填空。 1．shy　【解析】音标 /ʃaɪ/ 对应形容词 shy，意为“害羞的”。 2．outgoing　【解析】音标 /ˈaʊtɡəʊɪŋ/ 对应形容词 outgoing，意为“外向的”。 3．perform　【解析】音标 /pəˈfɔːm/ 对应动词 perform，意为“表演；执行”；will 后接动词原形。 4．alone　【解析】音标 /əˈləʊn/ 对应副词 alone，意为“独自；单独”。 5．solve　【解析】音标 /sɒlv/ 对应动词 solve，意为“解决；解答”；help 后接省略 to 的不定式。 6．flute　【解析】音标 /fluːt/ 对应名词 flute，意为“长笛”；play the flute 意为“吹长笛”。 7．prize　【解析】音标 /praɪz/ 对应名词 prize，意为“奖；奖励”。 8．attend　【解析】音标 /əˈtend/ 对应动词 attend，意为“参加；出席”；不定式符号 to 后接动词原形。 9．spare　【解析】音标 /speə/ 对应形容词 spare，意为“空闲的；备用的”；spare time 意为“空闲时间”。 10．pleasure　【解析】音标 /ˈpleʒə/ 对应名词 pleasure，意为“快乐；愉快；荣幸”；由 a 可知用单数。 11．appearance　【解析】音标 /əˈpɪərəns/ 对应名词 appearance，意为“外表；露面”。 12．serious　【解析】音标 /ˈsɪəriəs/ 对应形容词 serious，意为“严肃的；严重的”。 13．strength　【解析】音标 /streŋθ/ 对应名词 strength，意为“优势；力量”；由 his greatest 可知用单数。 14．average　【解析】音标 /ˈævərɪdʒ/ 对应形容词 average，意为“平均的；平常的”。 15．forum　【解析】音标 /ˈfɔːrəm/ 对应名词 forum，意为“论坛；讨论会”。 16．difference　【解析】音标 /ˈdɪfrəns/ 对应名词 difference，意为“差异”；由 The main 可知用单数。 17．alike　【解析】音标 /əˈlaɪk/ 对应形容词 alike，意为“相像的”，常作表语。 18．mirror　【解析】音标 /ˈmɪrə/ 对应名词 mirror，意为“镜子”。 19．novel　【解析】音标 /ˈnɒvl/ 对应名词 novel，意为“小说”。 20．expect　【解析】音标 /ɪkˈspekt/ 对应动词 expect，意为“预料；期待”；didn't 后接动词原形。 学科网（北京）股份有限公司 $