Unit 4 Amazing Plants and Animals形容词、副词最高级精讲精练 2026-2027学年人教版八年级上册英语

**基本信息** 聚焦形容词、副词最高级，通过基础认知、技能应用、综合迁移三层递进设计，实现从规则掌握到灵活运用的知识巩固路径，适配新授课语法教学需求，提升语言能力与思维品质。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础认知层（20题）|最高级变形规则（规则/不规则）、基础句型（be动词/实义动词句型）|以单选形式考查核心公式及适用范围，如规则变化（tallest）与不规则变化（best）辨析| |技能应用层（15题）|四大核心句型（one of/序数词+最高级）、修饰词使用|通过单词适当形式填空强化不规则变化（如worst/fewest）及句型结构（one of+复数名词）| |综合迁移层（10题）|最高级同义转换、选择疑问句、特殊场景应用|以句型转换实现知识迁移，如最高级与比较级转换（the tallest= taller than any other）|

答案解析 一、单项选择（共20小题） 1. 答案：B。解析：修饰动词buy用副词cheaply；多音节副词最高级加most，the most cheaply最便宜地；A形容词最高级不能修饰动词；C cheap无比较变化；D cheapliest变形错误。 2. 答案：C。解析：Jim, Tom or Bruce三者对比用副词最高级the hardest；A原级、B比较级只用于两者；D hardly意为“几乎不”，语义不符。 3. 答案：D。解析：in the world为大范围，形容词最高级前必须加the，the busiest最繁忙的；A缺少最高级，B是比较级，C最高级缺定冠词the。 4. 答案：D。解析：I have ever seen表示范围，用形容词最高级the funniest；A原级、B比较级；C more funnier属于双重比较级，格式错误。 5. 答案：D。解析：固定结构one of the +形容词最高级+可数名词复数，表示“最……之一”，the largest最大的；A原级，B比较级，C最高级缺少the。 6. 答案：B。解析：of all my classmates三者以上范围，close最高级closest，前面加the；A变形错误，close单音节词直接加-st；C比较级，D原级。 7. 答案：D。解析：赛跑跑步用fast（快），最高级the fastest；A最长，B最远，C最高，均不符合跑步语境。 8. 答案：A。解析：季节存在多个，三者以上选用副词最高级the best；B比较级仅两者，C搭配错误，D原级不能单独使用。 9. 答案：C。解析：第一空or连接两者，用比较级longer；第二空the+序数词+最高级the third longest第三长，固定搭配。 10. 答案：A。解析：of the subjects大范围，形容词最高级the most difficult；B最高级缺the；C、D均为比较级，不匹配多科目范围。 11. 答案：D。解析：the sun, the moon or the earth三者对比；根据答句太阳最大，用the biggest；A、B更小，语义不符。 12. 答案：D。解析：of the year一年十二个月，三者以上用最高级the hottest；A原级，B变形错误，C比较级。 13. 答案：B。解析：固定the second tallest第二高；第二空否定同级比较not as tall as 不如……高。 14. 答案：D。解析：in China大范围，形容词最高级the driest；A原级，B比较级，C最高级缺少定冠词the。 15. 答案：D。解析：第一空very后接形容词原级delicious；第二空in the world大范围用最高级the most delicious。 16. 答案：B。解析：班级多人对比，后文11岁比13岁小，用最高级the youngest最年幼的；A比较级，C、D年长，语义相反。 17. 答案：D。解析：friends可数名词复数，表“最少”用few的最高级the fewest；A最多，B最好，C least修饰不可数名词，不能搭配friends。 18. 答案：D。解析：第一空one of the oldest最古老国家之一；第二空than提示比较级longer。 19. 答案：C。解析：one of the +最高级+名词复数，the most serious最严重的；A原级，B比较级，D副词不能修饰名词illnesses。 20. 答案：D。解析：Among all sports三者以上范围，形容词最高级the most exciting；A原级，B比较级，C最高级缺少the。 二、用所给单词的适当形式填空（共15小题） 1. 答案：oldest。解析：one of the +形容词最高级+复数名词，old最高级oldest。 2. 答案：most hard-working。解析：hard-working多音节形容词，最高级加most，固定one of the most…。 3. 答案：countries。解析：one of后必须接可数名词复数，country复数形式countries。 4. 答案：most comfortable。解析：三者及以上交通方式对比，多音节形容词最高级most comfortable。 5. 答案：worst。解析：in your town大范围，bad不规则最高级worst，前面加the。 6. 答案：best。解析：I’ve ever read为范围限定，good不规则最高级best。 7. 答案：latest。解析：late最高级latest，表示“最新的新闻”，固定搭配the latest news。 8. 答案：heaviest。解析：on earth全球范围，heavy变y为i加-est，the heaviest最重的。 9. 答案：the cleverest/most clever。解析：of all the animals多者对比，clever两种最高级变形均可。 10. 答案：fewest。解析：of a year十二个月份对比，days可数，few最高级fewest，the fewest days最少天数。 11. 答案：most。解析：in our city大范围，many不规则最高级most，the most students最多学生。 12. 答案：thinnest。解析：and连接并列最高级，thin重读闭音节双写n加-est，the thinnest最薄的。 13. 答案：least。解析：juice不可数名词，little最高级least，the little juice最少果汁。 14. 答案：comfortably。解析：修饰动词sit用副词，多音节副词最高级most comfortably。 15. 答案：(the) farthest/furthest。解析：in our class多人对比，far副词最高级，the可省略；farthest侧重距离。 三、句型转换（共10小题） 1. 答案：the most interesting。解析：原句改为最高级，固定one of the +最高级+名词复数，interesting多音节最高级most interesting。 2. 答案：the hardest。解析：比较级than any other可转换为同一范围最高级，副词hard最高级the hardest。 3. 答案：the least。解析：三者Amy、I、he对比，less的最高级the least，修饰不可数time。 4. 答案：one of the most useful。解析：同义转换，bamboo是世界上最有用的植物之一，one of the +最高级+复数名词。 5. 答案：most patient。解析：than any other child转换为最高级the most patient，patient多音节形容词。 6. 答案：the best。解析：Nobody plays better than…= …plays the best，good副词最高级best。 7. 答案：runs fastest。解析：others代表多人范围，动词三单runs，fast副词最高级fastest，the可省略。 8. 答案：most carefully。解析：修正后主语Linda三单；Nobody else writes better= Linda writes the most carefully，多音节副词最高级。 9. 答案：like best。解析：favourite sport = like…best，最喜欢。 10. 答案：taller than。解析：最高级同义转换，主语+比较级+than any other+单数名词。 学科网（北京）股份有限公司 $ 人教版（新教材）八年级上册Unit 4 Amazing Plants and Animals 单元核心语法精讲精练 核心语法：形容词、副词最高级 知识点1 核心语法讲解 1. 适用范围：用于三者或三者以上的人或事物进行比较，表达“最……”的最高程度含义。 2. 基础公式：the + 形容词/副词最高级 补充：① 形容词最高级：the 绝对不可省略； ② 副词最高级：the 可加可省，书面写作建议保留，口语常省略； 知识点2 最高级变形规则详解 ① 规则变化 单词特征 变化规则 示范单词 一般单词 词尾直接加 -est tall→tallest；short→shortest 以不发音字母e结尾 词尾直接加 -st nice→nicest；late→latest 辅音字母 + y 结尾 变y为i，再加 -est dry→driest；heavy→heaviest 重读闭音节（辅+元+辅） 双写末尾辅音字母，再加 -est thin→thinnest；big→biggest 多音节/大部分双音节词 词前加 most delicious→most delicious 补充：少数双音节词两种变法均可：clever→cleverest / most clever ② 不规则变化 原级 最高级 用法说明 good / well best good修饰名词，well修饰动词 bad / ill worst bad形容事物，ill仅形容身体 many / much most many+可数名词复数；much+不可数名词 little least 修饰不可数名词 few fewest 修饰可数名词复数 far farthest / furthest farthest（距离）；furthest（程度） old oldest / eldest oldest通用；eldest仅指家人长幼 知识点3 四大必考核心句型 句型1 形容词最高级（be动词句型） 结构：主语 + be + the + 形容词最高级 + in / of 范围 翻译：……是……之中最……的 补充说明：of+同类人/物；in + 场所/集体范围 例句：Tom is the tallest of all the students.（of+同类学生） Tom is the tallest in his class.（in+场所班级） 句型2 副词最高级（实义动词句型） 结构：主语 + 实义动词 + (the) + 副词最高级 + in / of 范围 翻译：……在……里做得最…… 说明：副词前the可省略，正式写作保留the更规范 例句：I jump (the) farthest in my class. 句型3 one of 最高级句型（单选、写作高频） 结构：one of the + 形容词最高级 + 可数名词复数 翻译：最……之一 易错点： 1. of 后名词必须用复数；（例：Beijing is one of the largest cities in China.） 2. one of… 作句子主语时，谓语动词用单数（例：One of the most lovely animals is the panda.） 句型4 序数词+最高级句型（阅读常考） 结构：the + 序数词 + 形容词最高级 + 名词 翻译：第……最…… 固定规则：序数词前必须加the，不可省略 例句：The Yellow River is the second longest river in China. 知识点4 最高级选择疑问句三者选择问句） 注意：只有三个及以上选项对比，才能使用最高级； 1. 形容词最高级问句（be动词） 结构：Which/What + be动词 + the + 形容词最高级，A, B or C? 例句：Which country is the largest, China, Brazil or Canada? 2. 副词最高级问句（实义动词） 结构：Which/What + do/does + 主语 + 实义动词 + (the) + 副词最高级，A, B or C? 例句：Which subject do you like (the) best, Chinese, math or English? 知识点5 课内补充拓展 1. 最高级不加the的固定场景 当形容词最高级前有物主代词 my/your/his/her/our/their，无需加the 例：This is his happiest holiday. 2. 修饰最高级的程度副词（完形填空考点） almost、nearly、much 可放在 the 与最高级中间，加强语气 例：This book is much the most interesting in the shop. 3. 最高级同义转换（写作必背） 最高级 = 比较级 + than + any other + 单数名词 例：Tom is the tallest in his class.= Tom is taller than any other student in his class. 4. 无最高级形式的特殊形容词（单选陷阱） perfect（完美的）、unique（独特的）本身自带“极致、唯一”含义，不能加-est 或 most ❌ most perfect ✅ perfect（无比较级、最高级） 考点精练 一、单项选择（共20小题） 从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。 ( )1．You can buy clothes _______ in Mary’s Store. A．the cheapest B．the most cheaply C．the most cheap D．the cheapliest ( )2．Do you know who works ________, Jim, Tom or Bruce? A．hard B．harder C．the hardest D．hardly ( )3．Beijing Daxing International Airport was built in 2019, and it would become ________ airport in the world in the future. A．the busy B．the busier C．busiest D．the busiest ( )4．I think the movie is ________ cartoon I have ever seen. A．funny B．funnier C．more funnier D．the funniest ( )5．Beijing Botanical Garden is one of ________ botanical gardens in China. A．large B．larger C．largest D．the largest ( )6．Tom lives ________ to school of all my classmates. A．the most close B．the closest C．closer D．close ( )7．Ge Manqi ran ________ in women’s 100m race and got the gold medal. A．the longest B．the farthest C．the highest D．the fastest ( )8．— Which season do you like ________? — Winter. I like making a snowman. A．the best B．better C．the better D．good ( )9．—Which river is ________, the Yangtze River or the Yellow River? —The Yangtze River. It is ________ river in the world. A．long; the third longer B．longer; the three longer C．longer; the third longest D．longest; the third longest ( )10．I don't think physics is ________ of the subjects we have learned. A．the most difficult B．most difficult C．more difficult D．the more difficult ( )11．—Which is _______, the sun, the moon or the earth? —Of course the sun is. A．smaller B．the smallest C．bigger D．the biggest ( )12．—Which is ________ month of the year?—July, I think. A．hot B．hoter C．hotter D．the hottest ( )13．—What does Tim look like? —He is the second ________ student in our class, but ________ me. A．tall; not so tall as B．tallest; not as tall as C．tall; taller than D．tallest; so tall as ( )14．Lhasa is known as “the city of sunlight”. It is ________ city in China. A．dry B．drier C．driest D．the driest ( )15．—What do you think of KFC? —It is my favorite. The food there is very ________. In fact, it has ________ food in the world. A．more delicious; more delicious B．more delicious; the most delicious C．delicious; more delicious D．delicious; the most delicious ( )16．—Who is the _________ in your class? —Tony is. Most of us are thirteen. Tony is only eleven. A．younger B．youngest C．older D．oldest ( )17．Jim has______ friends in his class. He is new here. A．the most B．the best C．the least D．the fewest ( )18．— China is one of ______ countries in the world. — Yes. It has much ______ history than the USA. A．old; long B．older; longer C．older; the longest D．the oldest; longer ( )19．So far, MERS (中东呼吸综合征) has become one of ________ illnesses in the world. A．serious B．more serious C．the most serious D．seriously ( )20．Among all the sports events in the world, the Olympic Games are ________ for every athlete. A．exciting B．more exciting C．most exciting D．the most exciting 二、用所给单词的适当形式填空（共15小题） 1．China is one of the most civilized (文明的) and ________ (old) countries in the world. 2．She is one of the ________ (hard-working) persons I know. 3．China is one of the greatest ________ (country) in the world. 4．I like travelling by plane because I think it is the ________ (comfortable) way. 5．Which is the ________ (bad) clothes store in your town? 6．Wonder is the ________ book I’ve ever read in the past few years. (good) 7．China Daily is a good newspaper. You can find the ________ news around the world in it. (late) 8．The blue whale is the ________ (heavy) animal on earth. 9．They found that the monkey was ________ (clever) of all the animals. 10．—Which month has the________ (few) days of a year? —February. 11．Our school has the ________ (many) students in our city. 12．This book is the lightest and ________ (thin) of all the books. 13．There were three cups of juice. He chose the one with the ________ (little ) juice. 14．In Moo Theater, I can sit the most ________ (comfortable), so I like it. 15．—Jim, do you know who lives ________ (far) in our class? —I think Kate does. 三、句型转换（共10小题） 按要求完成下列句子，每空一词。 1．This is a very interesting film. (改为最高级) This is one of ________ ________ ________ films I have ever seen. 2．Mary studies harder than any other student in her class. (改为同义句)) Mary studies ________ ________ in her class. 3．He spends less time on his hobbies than Amy and I. (改写句子) He spends ________ ________ time on his hobbies among three of us. 4．I think the most useful plant in the world is bamboo. (改为同义句) I think bamboo is ________ ________ ________ ________ ________ plants in the world. 5．She is more patient than any other child in my class.（改为同义句） She is the ________ ________ child in my class. 6．Nobody plays ping-pong better than Teng Fei in his class. (改为同义句) Teng Fei plays ping-pong ________ ________ in his class. 7．She runs faster than others in our class.（改为同义句） She ________ ________ in our class. 8．Nobody else writes more carefully than Linda in our grade.(改为同义句) Linda writes the ________ ________ in our grade. 9．What is your favourite sport, Andy? (改为同义句) Which sport do you __________ __________, Andy? 10．Jason is the tallest student in his class. (改为同义句) Jason is ________ ________ any other student in his class. 学科网（北京）股份有限公司 $