Unit 4 Section A (1a-1d) 同步练习2026-2027学年人教版英语八年级上册

**基本信息** 本练习通过“练基础-练提升-语音”三层设计，实现从词汇拼写、词形转换到对话补全、语音辨析的渐进式知识巩固，融入文化意识与语言能力培养。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |练基础|基础词汇（含动物保护、地域特色等主题）、词形变化（最高级、副词等）|结合“鲸保护”“黄山地域”等情境，如第3题鲸的哺乳动物属性，渗透文化意识| |练提升|日常交际用语及话题讨论（动植物喜好）|通过对话逻辑考查综合运用，如补全对话围绕动植物话题展开，衔接自然| |语音|元音及字母组合发音规则、语句重音|音形对比（如rain与certain）和语义强调（如new强调新旧），培养语音意识|

Unit 4 Section A (1a-1d) 同步练习2026-2027学年八年级上册 练基础 Ⅰ. 根据首字母及汉语提示，完成下列单词的拼写 1. The panda is a b______（美丽的）animal that is loved by people all over the world. 2. Do you know what the world's l______（最大的）ocean is? It is the Pacific Ocean. 3. [动物保护] W______（鲸）are mammals, not fish. They need to breathe air. 4. [地域特色] The Yellow Mountain (Huangshan) is an a______（令人惊奇的）place with strange pine trees and rocks. 5. [热点时事] With the 144-hour visa-free policy, more foreign travellers can e______（探索）cities like Hefei and Huangshan. Ⅱ. 用括号内所给单词的适当形式填空 6. （芜湖二十九中期中）—What do you think of the talent show last night? —Fantastic! I think it was the ______(exciting) show of all. 7. I ______(complete) agree with you. Learning about nature is very important. 8. Planting trees can improve our ______(life) and make the environment better. 9. Many students use their bikes ______(go) to school every day. 10. [传统文化] The bronze Ding (鼎) from the Shang Dynasty is one of the ______(heavy) objects in the museum. 练提升 Ⅲ. 补全对话 根据对话内容，从方框内的选项中选出能填入空白处的最佳选项，其中有两项为多余选项。 A: Hi, Lucy. I saw you drawing in the park just now. 11. ______ B: I was drawing some old trees. I think plants are amazing. A: 12. ______ B: Because they provide us with fresh air and food. 13. ______ What about you? A: I like animals better. I think they are more lively. B: 14. ______ A: I like monkeys best. They are very clever and funny. B: 15. ______ A: Good idea! We can see many different kinds of plants and animals there. A. Why do you like plants? B. What were you drawing? C. What kind of animal do you like best? D. For example, bamboo is a very useful plant. E. How often do you go to the zoo? F. Why don't we go to the Wild Animal Park this weekend? G. I think animals are more important than plants. Pronunciation (语音) Ⅰ. 选出画线部分的读音不同于其他三项的一项 1. A. rain　　B. train　　C. mail　　D. certain 2. A. take　　B. whale　　C. bad　　D. plane 3. A. time　　B. sit　　C. bike　　D. kind 4. A. yellow　　B. my　　C. fly　　D. cry 5. A. light　　B. eight　　C. high　　D. night Ⅱ. 根据括号内要强调的信息，在句子中需要重读的单词下面画上横线 6. She has a new computer. (not an old one) 7. I'd like some tea. (not coffee or juice) 8. Tom often plays football after school. (not anyone else) 9. They went to the library. (not other places) 10. He always gets up early. (not sometimes or never) 【参考答案及解析】 第一部分 练基础 Ⅰ. 单词拼写 1. beautiful（美丽的，描述熊猫） 2. largest（最大的，修饰ocean） 3. Whales（鲸，复数形式，位于句首大写） 4. amazing（令人惊奇的，修饰place） 5. explore（探索，动词原形） Ⅱ. 词形填空 6. most exciting（考查形容词最高级，of all提示） 7. completely（考查副词，修饰动词agree） 8. lives（考查名词复数，our后接复数） 9. to go（考查动词不定式，use sth to do sth） 10. heaviest（考查形容词最高级，one of the + 形容词最高级 + 名词复数） 第二部分 练提升 Ⅲ. 补全对话 11. B（根据下文“I was drawing...”可知问在画什么） 12. A（根据下文“Because they provide...”可知问原因） 13. D（举例说明植物的用途，bamboo是植物） 14. C（根据下文“I like monkeys best”可知问最喜欢的动物） 15. F（根据下文“Good idea”可知是提出建议） 第三部分 Pronunciation Ⅰ. 发音辨析 1. D（certain中ei发/ə/，其他发/eɪ/） 2. C（bad中a发/æ/，其他发/eɪ/） 3. B（sit中i发/ɪ/，其他发/aɪ/） 4. A（yellow中y发/j/，其他发/aɪ/） 5. B（eight中i发/ɪ/，其他发/aɪ/） Ⅱ. 重读练习 6. new 7. tea 8. Tom 9. library 10. always 学科网（北京）股份有限公司 $