期末复习精讲 Unit 4 Our animal friends -2025-2026学年沪教版 七年级英语下册

七年级英语（沪教版）下册·期末复习精讲精炼 Unit 4 Our animal friends 单元重难点速览表 类别 内容 核心话题 动物朋友（导盲犬、宠物等） 重点词汇 blind, deaf, special, faithful, helpful, rescue, train, guide, utilize 重点短语 guide dog, help sb out, get around, in danger, because of, be used to doing, set up, take part in 核心语法 形容词的比较级和最高级；because 与 because of 的区别 写作任务 介绍一种对人类有帮助的动物 一、核心词汇精讲 1. 重点单词 单词 词性 音标 释义 blind adj. /blaɪnd/ 盲的，失明的 deaf adj. /def/ 聋的 special adj. /ˈspeʃl/ 特殊的，特别的 faithful adj. /ˈfeɪθfl/ 忠诚的 helpful adj. /ˈhelpfl/ 有帮助的 rescue v. /ˈreskjuː/ 营救 train v. /treɪn/ 训练 guide n./v. /ɡaɪd/ 向导；引导 utilize v. /ˈjuːtɪlaɪz/ 利用 2. 词义深度辨析 【because vs. because of】 词/短语 用法 例句 because 连词，后接句子 He was late because he missed the bus. because of 介词短语，后接名词 / 代词 He was late because of the rain. 【be used to doing vs. used to do】 短语 含义 例句 be used to doing 习惯于做某事 I am used to getting up early. used to do 过去常常做某事（现在不做了） I used to get up late. 二、重点短语归纳 短语 释义 例句 考点 guide dog 导盲犬 A guide dog helps blind people. 复合名词 help sb out 帮助某人摆脱困境 My friend helped me out when I was in trouble. help + 副词 get around 四处走动 The old man can’t get around easily. 固定短语 in danger 处于危险中 Many animals are in danger. 介词用 in because of 因为 The match was cancelled because of the rain. 后接名词 be used to doing 习惯于 She is used to eating with chopsticks. to 是介词 set up 建立 They set up a rescue centre. set + 副词 take part in 参加 I will take part in the competition. = join in 三、经典句型突破 句型 1：表达 “帮助某人” A guide dog can help a blind person get around safely. 导盲犬能帮助盲人安全地四处走动。 Dogs help people out in many ways. 狗在很多方面帮助人类。 句型 2：表达 “因为”—— because /because of She loves animals because they are faithful. 她喜欢动物，因为它们忠诚。 The dog couldn’t work because of its injury. 因为受伤，这条狗无法工作。 句型 3：表达 “比较”—— 形容词比较级 A dog is more faithful than a cat. 狗比猫更忠诚。 This is the most helpful animal I have ever seen. 这是我见过的最有帮助的动物。 四、语法深度解析 1. 形容词的比较级和最高级（多音节词） 类别 规则 原级 比较级 最高级 多音节词 前加 more /most helpful more helpful the most helpful 多音节词 前加 more /most beautiful more beautiful the most beautiful 多音节词 前加 more /most interesting more interesting the most interesting 易错点：多音节词不能用加 -er /-est 的方式变比较级和最高级。 2. because 与 because of 的区别 because because of 词性 连词 介词 后接 句子（主语 + 谓语） 名词、代词、动名词 例句 He was late because he was ill. He was late because of his illness. 3. 形容词比较级的常用句型 句型 结构 例句 A 比 B 更…… A + be + 比较级 + than + B Dogs are more faithful than cats. 越来越…… 比较级 + and + 比较级 The weather is getting warmer and warmer. 越…… 越…… the + 比较级，the + 比较级 The more you practice, the better you will be. 五、易错点辨析 易错点 错误示例 正确用法 解析 because/because of He was late because the rain. He was late because of the rain. because 后接句子 be used to doing I am used to get up early. I am used to getting up early. to 是介词，后接动名词 比较级用法 This is more better. This is much better. better 已是比较级 help sb out help of sb out help sb out 及物动词短语 in danger at danger in danger 固定搭配 六、分层精准训练 题型一：选择（语法与词汇） 1. A guide dog can help blind people around safely. A. get  B. to get  C. getting  D. got 2. Many animals are danger because people cut down forests. A. at  B. on  C. in  D. for 3. She loves dogs they are faithful and helpful. A. so  B. because  C. but  D. or 4. The rescue centre was up last year to save homeless animals. A. put  B. given  C. taken  D. set 5. —Which dog do you like , the white one or the black one? —The white one. A. good  B. well  C. better  D. best 6. He was late for school the heavy rain. A. because  B. because of  C. so  D. but 7. My grandmother is . She can’t see anything. A. deaf  B.ill   C. injured  D. blind 8. I will part in the animal protection activity next Sunday. A. take  B. make  C. do  D. have 9. After living in the city for two years, he living here. A. used to  B. use to  C. is used to  D. was used to 10. This animal is than that one. A. helpful  B. more helpful C. most helpful D. the most helpful 题型一 答案及详解 1. 答案：A 详解：考查 help sb do sth，help 后接动词原形。 2. 答案：C 详解：in danger 处于危险中，固定搭配。 3. 答案：B 详解：后句是原因，用 because。 4. 答案：D 详解：set up 建立，固定短语。 5. 答案：C 详解：两者比较用比较级 better。 6. 答案：B 详解：后接名词短语，用 because of。 7. 答案：D 详解：blind 失明的，符合 “看不见东西”。 8. 答案：A 详解：take part in 参加，固定搭配。 9. 答案：C 详解：be used to doing 习惯于做某事。 10. 答案：B 详解：有 than，用比较级 more helpful。 题型二：词性转换 1. The (guide) dog helps blind people walk safely. 2. Dogs are very (faith) to their owners. 3. We should take (act) to protect endangered animals. 4. The little boy was (luck) to be rescued from the fire. 5. Animal (rescue) centres save many homeless animals every year. 6. After training, the dog became more (help) to the blind man. 7. The (special) trained dogs can do many things for disabled people. 8. The old man is (ability) to walk by himself because of his injury. 9. We should treat animals (kind). 10. The dog’s (loyal) to its owner is beyond words. 题型二 答案及详解 1. guide 2. faithful 3.action 4.lucky 5.rescue 6.helpful 7.specially 8.unable 9.kindly 10.loyalty 题型三：句型转换 1. Dogs can help blind people walk safely.（同义句） → Dogs can help blind people safely. 2. He was late because he missed the bus.（用 because of 改写） → He was late missing the bus. 3. Cats are faithful. Dogs are more faithful.（合并） → Dogs are than cats. 4. This is the most helpful animal I have ever seen.（同义句） → I have such a helpful animal. 5. They set up a rescue centre last year.（对画线提问） → did they up last year? 6. The dog is used to getting up early.（否定句） → The dog used to getting up early. 7. We should protect animals. They are our friends.（合并） → We should protect animals they are our friends. 8. The old man can’t get around easily without his guide dog.（同义句） → With his guide dog, the old man get around . 9. She spent two hours training the dog.（同义句） → took her two hours train the dog. 10. Many animals are in danger. People cut down forests.（合并） → Many animals are in danger deforestation. 题型三 答案及详解 1. get around 2.because of 3.more faithful 4.never seen 5.What; set 6.isn’t / is not 7.because 8.can; more easily 9.It; to 10.because of 题型四：阅读理解 Guide dogs are special dogs that help blind people. They are called “eyes” for the blind. A guide dog helps its owner get around safely. It can stop at curbs and stairs. It can also avoid obstacles in the road. Training a guide dog is not easy. It takes about two years. First, the dog lives with a volunteer family to learn basic skills. Then, it goes to a training school because of the need for professional training. There, the dog learns to lead a person safely. The dog must also learn to be faithful and patient. Because guide dogs are so helpful, they are allowed to go into many places where other dogs cannot go, such as restaurants and supermarkets. However, people should not pet or distract a guide dog when it is working. A guide dog is used to focusing on its job and helping its owner. 1. What are guide dogs called for the blind? 2. How long does it take to train a guide dog? 3. Where does the dog go to learn professional training? 4. Why are guide dogs allowed into restaurants and supermarkets? 5. What should people NOT do when a guide dog is working? 6. The underlined word “it” in paragraph 2 refers to . A. the volunteer family B. the training school C. the dog D. the blind person 7. The word “obstacles” in paragraph 1 is closest in meaning to . A. blocks  B. dangers  C.helpers   D. foods 8. Which of the following is NOT true according to the passage? A. Guide dogs help blind people get around safely. B. Training a guide dog takes about two years. C. Guide dogs can be petted when they are working. D. Guide dogs are allowed in some places where other dogs cannot go. 9. What can we learn from the passage? A. Guide dogs are easy to train. B. Blind people don’t need guide dogs. C. Guide dogs can not stop at curbs. D.Guide dogs must be faithful and patient. 10. The passage is mainly about . A. guide dogs and their training  B. the life of blind people C. how to train a pet dog  D. different kinds of dogs 题型四 答案 1. They are called “eyes” for the blind. 2. About two years. 3. To a training school. 4. Because guide dogs are very helpful. 5. People should not pet or distract a guide dog when it is working. 6.C 7. A 8.C 9. D 10.A 题型五：书面表达 话题：介绍一种对人类有帮助的动物 写作任务：假设你是李华，写一篇不少于 60 词短文。内容包括： (1) 动物名称 (2) 如何帮助人类（至少两点） (3) 你的感受 (4) 呼吁保护动物 参考范文 Animals Are Our Helpers My favourite helper animal is the guide dog. Guide dogs help blind people get around safely. They can stop at curbs and avoid obstacles. Because guide dogs are faithful and helpful, they are called “eyes” for the blind. They also give their owners safety and friendship. I think animals are our best friends. But many are in danger now. We must take action to protect them. Let’s work together! 单元写作高分句型储备 句型 功能 例句 ... help ... do sth 描述帮助 Guide dogs help blind people get around. ... because ... 说明原因 I like dogs because they are faithful. ... as well as ... 并列描述 Dogs are faithful as well as helpful. ... take action to ... 呼吁行动 We must take action to protect animals. ... in danger 描述危险 Many animals are in danger. 学科网（北京）股份有限公司 $