Unit 2 Section B 词汇拓展 记忆版 默写版 同步练习2025-2026学年人教版英语八年级下册

**基本信息** 初中英语单元复习同步练，通过“记忆-默写-应用”三层递进设计，实现词汇变形从基础记忆到语境综合运用的巩固路径，适配单元词汇拓展与语法应用目标。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |词汇拓展【记忆版】|15个核心词汇变形规则（反身代词、副词、时态等）|直接呈现词形变化，构建基础认知框架| |词汇拓展【默写版】|词汇变形记忆检验|通过填空强化机械记忆，衔接基础巩固| |同步练习|词汇在单句/语境中的应用（填空、单选、搭配）|单句填空聚焦词形辨析，单选考查语境理解，搭配运用强化固定表达，实现从单一到综合的能力提升|

Unit 2 Section B 词汇拓展 记忆版+默写版+同步练习 第一部分：词汇拓展【记忆版】 1. they — (反身代词) themselves 他（她、它）们自己 2. happy — (副词) happily 快乐地 3. quick — (副词) quickly 快速地 4. sad — (副词) sadly 伤心地 5. bad — (副词) badly 严重地；糟糕地｜(比较级) worse｜(最高级) worst 6. luck — (形容词) lucky 幸运的｜(副词) luckily 幸运地 7. harm — (形容词) harmful 有害的｜(名词) harm 伤害 8. smoke — (形容词) smoky 冒烟的；烟雾弥漫的 9. burn — (过去式/过去分词) burnt / burnt（英式）或 burned / burned（美式）燃烧；烧焦 10. hit — (过去式/过去分词) hit / hit 碰撞；击打 11. bleed — (过去式/过去分词) bled / bled 流血 12. shock — (形容词·人) shocked 感到震惊的｜(形容词·物) shocking 令人震惊的 13. tight — (副词) tightly 紧紧地 14. nervous — (副词) nervously 紧张不安地 15. allergy — (形容词) allergic 过敏的 第二部分：词汇拓展【默写版】 1. they — (反身代词) ________ 2. happy — (副词) ________ 3. quick — (副词) ________ 4. sad — (副词) ________ 5. bad — (副词) ________；(比较级) ________；(最高级) ________ 6. luck — (副词) ________ 7. harm — (形容词) ________ 8. smoke — (形容词) ________ 9. burn — (过去式/过去分词) ________ / ________ 10. hit — (过去式/过去分词) ________ / ________ 11. bleed — (过去式/过去分词) ________ / ________ 12. shock — (adj.·人) ________；(adj.·物) ________ 13. tight — (副词) ________ 14. nervous — (副词) ________ 15. allergy — (形容词) ________ 第三部分：同步练习 一、用所给词适当形式填空 1. The children enjoyed ________ (they) at the volunteer event. 2. The little girl smiled ________ (happy) when she got the gift. 3. The dry grass ________ (burn) in the campfire last night. 4. He ran ________ (quick) to call 120. 5. She sat there, shaking her head ________ (sad). 6. ________ (luck), the little boy only had a small cut. 7. The driver was ________ (bad) hurt in the accident. 8. Staying in ________ (smoke) rooms is ________ (harm) to your lungs. 9. The car ________ (hit) a tree on the icy road just now. 10. We were all ________ (shock) by how fast the fire spread. 11. His knee ________ (bleed) after he fell on the rough ground. 12. Tie the bandage ________ (tight) but don't cut off blood flow. 13. She looked around ________ (nervous) before stepping onto the stage. 14. People who are ________ (allergy) to dust should wear masks. 二、单项选择 ( ) 1. The kitchen ________ when we arrived home. 　A. catches fire　　B. was on fire　　C. turned on fire ( ) 2. You should ________ the gas ________ right after the earthquake. 　A. turn; off　　B. turn; on　　C. throw; off ( ) 3. Don't ________ the door open and rush out when there's heavy smoke. 　A. hit　　B. kick　　C. burn ( ) 4. The little girl was ________ to see the blood running down her arm. 　A. happily　　B. shocked　　C. smoky ( ) 5. The doctor told him to hold the dressing tightly ________ it stays in place. 　A. so that　　B. even though　　C. as soon as 三、核心搭配运用 1. enjoy themselves ________________ 2. luckily, no one was seriously hurt ________________ 3. be harmful to… ________________ 4. a smoky room ________________ 5. be allergic to… ________________ 6. be shocked by / at… ________________ 第四部分：参考答案 一、填空 1. themselves 2. happily 3. burnt / burned（两者均可） 4. quickly 5. sadly 6. Luckily（句首大写） 7. badly（这里是副词"严重地"，不是比较级） 8. smoky；harmful 9. hit（hit-hit，不变） 10. shocked 11. bled 12. tightly 13. nervously 14. allergic 二、单选 1. B　2. A　3. B　4. B　5. A 三、搭配翻译 1. 玩得开心；过得愉快（反身代词搭配） 2. 幸运的是，没人受重伤 3. 对……有害 4. 烟雾弥漫的房间 5. 对……过敏 6. 对……感到震惊 学科网（北京）股份有限公司 $