Unit 4 Amazing Plants and Animals单元过关测（重点词汇&句型&语法&主题作文） -2025-2026学年人教版（2024）英语八年级上册

Unit 4 Amazing Plants and Animals单元过关测【考点一】重点词汇 【考点二】重点句型 【考点三】语法 【考点四】作文 【考点一】重点词汇 【语法考点一】词汇 1. connect v. 连接；联系 核心短语： · connect...with...（把…… 和…… 连接 / 联系起来），如 “Connect the computer with the printer.”（把电脑和打印机连接起来） · be connected with（与…… 有关联），如 “His job is connected with environmental protection.”（他的工作与环境保护有关） 用法： 及物动词，后接名词或代词作宾语，常与介词 with 搭配，不可单独使用。 · without prep. 没有；无 用法：后接名词、代词或动名词作宾语，如 “go out without an umbrella”（没带伞出门）、“finish the work without asking for help”（不求助就完成工作） 与 with 的区别：with 表示 “有；带有”，without 表示 “没有”，二者互为反义词，如 “a house with a garden”（带花园的房子）、“a house without a garden”（没有花园的房子） · disappointed adj. 感到失望的 相关易混词辨析： · disappointing：形容词，意为 “令人失望的”，修饰事物，如 “a disappointing result”（令人失望的结果） · disappointed：形容词，意为 “感到失望的”，修饰人，常与介词 at/in/with 搭配，如 “be disappointed at the news”（对这个消息感到失望） 常见搭配：feel disappointed（感到失望）、be disappointed to do sth.（做某事感到失望），如 “She was disappointed to miss the concert.”（她没赶上音乐会，感到很失望） · communicate v. 交流；沟通 核心短语：communicate with sb.（与某人交流 / 沟通），如 “communicate with foreign friends in English”（用英语和外国朋友交流） 词形变化：名词形式为 communication（交流；沟通），如 “language communication”（语言交流） 用法：不及物动词，后接宾语时需加介词 with，如 “We should communicate with our parents more.”（我们应该多和父母沟通） · protect v. 保护 核心短语：protect...from/against...（保护…… 免受…… 伤害），如 “Wear sunglasses to protect your eyes from the sun.”（戴太阳镜保护眼睛免受阳光伤害） 词形变化：名词形式为 protection（保护），如 “the protection of endangered animals”（濒危动物的保护） 用法：及物动词，后接名词或代词作宾语，常与介词 from 或 against 搭配。 · in order to 为了；以便 含义：表目的，后接动词原形，相当于 “so as to”，但 “so as to” 不可用于句首。 用法规则： · 肯定形式：in order to + 动词原形，如 “She gets up early in order to catch the early bus.”（她早起是为了赶上早班车） · 否定形式：in order not to + 动词原形，如 “In order not to be late, he took a taxi.”（为了不迟到，他打了出租车） 与 so that 的区别：in order to 后接动词原形，so that 后接从句，如 “He studies hard in order to get good grades.”=“He studies hard so that he can get good grades.”（他努力学习是为了取得好成绩） · play a role/part in 参与；在…… 中起作用 用法：后接名词、代词或动名词作宾语，如 “play an important role in protecting the environment”（在环境保护中起重要作用）、“play a small part in the project”（在这个项目中起小作用） 常见搭配：play an important role in（在…… 中起重要作用）、play a key part in（在…… 中起关键作用） 考点精练 一、单选题 1. The Internet ________ people all over the world with each other easily.（ ） A. connects B. protects C. communicates D. disappoints 2. We can’t live ________ air or water. They are necessary for our life.（ ） A. with B. without C. in D. for 3. All the students felt ________ when they heard the ________ news that their team lost the match.（ ） A. disappointing; disappointed B. disappointed; disappointing C. disappointing; disappointing D. disappointed; disappointed 4. It’s important for us ________ our parents regularly, so that we can know each other better.（ ） A. communicate with B. to communicate with C. communicate to D. to communicate to 5. We should plant more trees ________ our city ________ strong winds and sandstorms.（ ） A. protect; from B. protecting; against C. to protect; from D. to protect; for 6. She studies hard ________ get into a good high school next year.（ ） A. in order to B. so that C. because of D. in order not to 7. Everyone should ________ saving energy. It’s our duty to protect the earth.（ ） A. play a role in B. connect with C. be disappointed in D. without 8. —Why did you walk to school today? —Because my bike is broken, and I had to go to school ________ it.（ ） A. with B. without C. by D. for 二、用词的正确形式填空 1. This new road ________ (connect) our village with the city. It’s much easier for us to go out now. 2. He managed ________ (finish) the work ________ (without) any help. He is really capable. 3. My parents were ________ (disappoint) when they knew I didn’t pass the math exam. 4. People usually ________ (communicate) with each other through words, but animals have their own ways. 5. We should take action ________ (protect) the pandas. Their number is becoming smaller and smaller. 6. In order ________ (improve) his English, he practices speaking English every morning. 7. The media ________ (play) an important role in spreading environmental knowledge to the public. 8. The little girl was afraid to go out ________ (with) her mother. She always stayed by her mother’s side. 【考点二】重点句型 1. as 引导原因状语从句 含义：as 作连词，意为 “因为；由于”，引导原因状语从句，语气比 because 弱，常位于句首或句中，说明明显或已知的原因。 用法规则： · 从句可位于句首，用逗号与主句隔开，如 “As it was raining, we stayed at home.”（因为下雨，我们待在了家里） · 从句可位于句中，无需逗号隔开，如 “We stayed at home as it was raining.” 与 because 的区别：because 语气最强，回答 why 引导的问句时必须用 because；as 语气较弱，常用来补充说明已知的原因，如 “Why didn’t you go to the party? Because I was ill.”（你为什么没去派对？因为我生病了）；“As I was ill, I didn’t go to the party.”（因为生病了，我没去派对） · It is + 形容词 + (for sb.) to do sth. 类别：固定句型 含义：（对某人来说）做某事是…… 的，其中 it 是形式主语，真正的主语是后面的动词不定式 “to do sth.”。 用法规则： · 形容词描述事物的客观性质（如 important、difficult、easy、necessary 等）时，用介词 for，如 “It is important for us to protect animals.”（对我们来说，保护动物很重要） · 句子变否定时，在形容词前加 not，如 “It is not easy for him to solve this problem.”（对他来说，解决这个问题不容易） 例句：It is necessary for students to do sports every day.（学生每天做运动是有必要的） · one of the + 形容词最高级 + 名词复数 含义：“…… 中最…… 之一”，表示在多个事物中选择其一，强调该事物的属性在群体中处于较高水平。 用法规则： · 形容词必须用最高级形式，名词必须用复数形式，如 “one of the most beautiful cities in the world”（世界上最美丽的城市之一） · 该结构作主语时，谓语动词用单数形式，如 “One of the biggest animals in the world is the elephant.”（世界上最大的动物之一是大象） 例句：Beijing is one of the most famous cities in China.（北京是中国最著名的城市之一） 考点精练 一、连词成句 1. stay at home, we, as, it, rained, heavily (.) 2. important, for us, to protect, it is, endangered animals (.) 3. one of, the Great Wall, is, the most famous, in the world, buildings (.) 4. she, get up early, in order to, catch the first train, as, she wanted to (.) 5. communicate with, it is, our friends, necessary, to, often (.) 6. bamboo, one of, the fastest growing, in the world, plants, is (.) 二、句型转换 1. We didn’t go hiking because the weather was bad.（用 as 改写句子） We didn’t go hiking ________ the weather was bad. 2. It is difficult for me to learn physics well.（改为一般疑问句） ________ ________ difficult for you to learn physics well? 3. The pandas are one of the most lovely animals in the world.（对划线部分提问） ________ ________ one of the most lovely animals in the world? 4. He studies hard in order to pass the final exam.（改为同义句，用 so that） He studies hard ________ ________ he can pass the final exam. 5. It is important for us to save water every day.（改为否定句） It ________ ________ important for us to save water every day. 【考点三】语法 1. 形容词和副词的最高级 构成规则： 单音节词和部分双音节词： · 一般在词尾加 - est，如 tall-tallest、fast-fastest · 以不发音的 e 结尾，加 - st，如 nice-nicest、late-latest · 以 “辅音字母 + y” 结尾，变 y 为 i 加 - est，如 happy-happiest、easy-easiest · 以重读闭音节结尾且末尾只有一个辅音字母，双写末尾辅音字母加 - est，如 big-biggest、hot-hottest 多音节词和部分双音节词：在词前加 most，如 beautiful-most beautiful、carefully-most carefully 用法： · 用于三者或三者以上的比较，常用结构 “the + 最高级 + 比较范围（of/in 短语）”，如 “She is the tallest girl in her class.”（她是她班上最高的女孩） · 序数词（first、second、third 等）后接最高级，如 “The Yellow River is the second longest river in China.”（黄河是中国第二长河） · 修饰最高级的词：by far、almost、nearly 等，如 “This is by far the most interesting book I’ve ever read.”（这是我读过的最有趣的书） · 选择疑问句（Which/Who...+ 最高级，A, B or C?） 含义：用于在三者或三者以上的人或事物中选择 “最…… 的一个”，结构为 “Which/Who + be + the + 最高级 + A, B or C?” 或 “Which/Who + 动词 + (the) + 最高级 + A, B or C?”。 用法规则： · 若句中有 be 动词，结构为 “Which/Who + be + the + 最高级 + 比较对象（A, B or C）?”，如 “Which is the biggest, the sun, the earth or the moon?”（太阳、地球和月亮，哪个最大？） · 若句中有实义动词，结构为 “Which/Who + 实义动词 + (the) + 最高级 + 比较对象（A, B or C）?”，如 “Who runs the fastest, Tom, Jack or Mike?”（汤姆、杰克和迈克，谁跑得最快？） 例句：Which season do you like best, spring, summer or autumn?（春天、夏天和秋天，你最喜欢哪个季节？） 考点精练 一、单选题 1. —Which animal is ________ in the world? —The blue whale. It can be over 30 meters long.（ ） A. big B. bigger C. the biggest D. the bigger 2. This park is one of ________ parks in our city. Many people come here every weekend.（ ） A. beautiful B. more beautiful C. the most beautiful D. most beautiful 3. He is ________ student in his class. He always gets full marks in every exam.（ ） A. clever B. cleverer C. the cleverest D. more clever 4. —Who sings ________, Lisa, Lucy or Lily? —Lisa. She has a beautiful voice.（ ） A. well B. better C. the best D. good 5. The Yangtze River is ________ river in China. It runs through many provinces.（ ） A. long B. longer C. the longest D. the longer 6. This storybook is ________ of all the books on the shelf. I want to read it again.（ ） A. interesting B. more interesting C. the most interesting D. most interesting 二、选词并用词的正确形式填空beautiful hard-working delicious well heavy fluent exciting difficult the most most second third Last month, my class went on a field trip to a nature reserve. It was one of 1. ________ unforgettable trips I’ve ever had. We saw many amazing plants and animals there, and the volunteers working in the reserve were all 2. ________ and kind to answer our questions.​ First, we visited a zoo in the reserve. The guide told us that the elephant is 3. ________ land animal in the world. We also saw three kinds of birds: parrots, eagles and sparrows. I wondered which one sings 4. ________. The guide said eagles are not good at singing, but parrots can speak 5. ________ than most other birds.​ Next, we walked through a forest. There were many tall trees. The 6. ________ tallest tree in the forest is over 50 meters high. We also found some wild fruits. Among them, the red ones tasted 7. ________.​ In the afternoon, we had a science class about endangered animals. Our teacher asked us which subject is 8. ________ to learn, biology, chemistry or physics. Most of us said physics. But I think biology is 9. ________ interesting because it helps me understand the world of plants and animals better.​ At the end of the day, we took the school bus back. After a long day of activities, our school bags felt much 10. ________ than in the morning. We all felt tired but happy. This trip taught me how important it is to protect nature. 【语法考点四】作文 地球上有许多神奇的动植物，它们有着独特的生活习性和重要的生态价值。请以 “An Amazing Animal” 为题，根据以下要点，用英语写一篇短文，介绍一种你认为神奇的动物。 要点： 1. 动物的基本信息（名称、外形特点、栖息地）； 2. 动物的神奇之处（如独特的生活习性、特殊能力等）； 3. 动物当前的生存状况（如是否濒危）及保护建议。 要求： 4. 文中须包含以上要点，可适当发挥； 5. 文中不得出现真实姓名和学校名称； 6. 词数 80 左右。 An Amazing Animal ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 参考答案 第 11 页 共 11 页 学科网（北京）股份有限公司 【考点一】重点词汇 —— 考点精练答案 一、单选题 1. A 2. B 3. B 4. B 5. C 6. A 7. A 8. B 二、用词的正确形式填空 1. connects 2. to finish; without 3. disappointed 4. communicate 5. to protect 6. to improve 7. plays 8. without 【考点二】重点句型 —— 考点精练答案 一、连词成句 1. As it rained heavily, we stayed at home. 2. It is important for us to protect endangered animals. 3. The Great Wall is one of the most famous buildings in the world. 4. As she wanted to catch the first train, she got up early. / She got up early as she wanted to catch the first train. 5. It is necessary to communicate with our friends often. 6. Bamboo is one of the fastest growing plants in the world. 二、句型转换 1. as 2. Is it 3. What is 4. so that 5. is not 【考点三】语法 —— 考点精练答案 一、单选题 1. C 2. C 3. C 4. C 5. C 6. C 二、选词并用词的正确形式填空 1. the most 2. hard-working 3. the most 4. the best 5. more fluently 6. second 7. the most delicious 8. the most difficult 9. more 10. heavier 【考点四】作文 —— 范文 An Amazing Animal The giant panda is one of the most amazing animals in the world. It has a round body covered with black-and-white fur, which makes it look very cute. Giant pandas mainly live in the bamboo forests of Sichuan, Shaanxi and Gansu provinces in China. What’s amazing about giant pandas is that they feed almost entirely on bamboo—they can eat up to 30 kilograms of bamboo a day! They are also good at climbing trees, even though they look heavy. Sadly, giant pandas were once endangered due to habitat loss and bamboo shortage. To protect them, we should set up more nature reserves and stop cutting down bamboo forests. It’s our duty to keep these lovely animals from disappearing. 【详解】[总体分析] ①题材：本文是一篇主题作文，围绕 “神奇的动物” 展开，聚焦大熊猫这一具体对象； ②时态：以一般现在时为主，客观介绍大熊猫的基本信息、生活习性及生存状况，描述过去濒危原因时用一般过去时； ③提示：完整覆盖题目要求的三个要点 —— 基本信息（名称、外形、栖息地）、神奇之处（食性、攀爬能力）、生存状况及保护建议，无要点遗漏。 [写作步骤] 第一步，开头引入，点明所介绍的动物是大熊猫，并简要说明其外形特点与主要栖息地，奠定全文介绍基调； 第二步，核心阐述，详细说明大熊猫的神奇之处，包括以竹子为主要食物的独特食性和看似笨重却擅长爬树的能力，突出 “神奇” 属性； 第三步，结尾升华，先说明大熊猫曾面临的濒危困境及原因，再提出具体保护建议，最后点明保护责任，使文章有完整的逻辑闭环。 [亮点词汇] ①giant panda 大熊猫 ②fur 皮毛 ③bamboo forest 竹林 ④habitat loss 栖息地丧失 ⑤nature reserve 自然保护区 ⑥disappear 消失 [高分句型] 1. The giant panda is one of the most amazing animals in the world.（运用 “one of the + 形容词最高级 + 名词复数” 结构，突出大熊猫在众多动物中的特殊性，符合单元语法考点，表达准确且有层次感） 2. What’s amazing about giant pandas is that they feed almost entirely on bamboo—they can eat up to 30 kilograms of bamboo a day!（复合句，“What’s amazing about...” 为主语从句，“that” 引导表语从句，破折号后内容补充说明食量，既突出大熊猫的神奇之处，又丰富信息，句式灵活） 3. To protect them, we should set up more nature reserves and stop cutting down bamboo forests.（简单句，“To protect them” 用动词不定式表目的，清晰阐述保护大熊猫的具体措施，逻辑明确，同时 “set up”“cut down” 等短语的使用使表达更生动准确） $