Unit4 Amazing Plants and Animals SectionB (3a-3c)一课一练2026-2027学年人教版八年级英语上册

**基本信息** 初中英语八上Unit 4 Section B (3a-3c)新授课同步练，分层设计从基础语法到综合语用，构建"词汇-句型-语篇-实践"巩固路径，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| |----|----------|----------| |基础层|现在进行时语法、核心短语|单选、动词填空、短语翻译，聚焦语法规则与词汇积累| |应用层|句型运用、语篇表达|完成句子、第一人称改写，强化语境中语言输出| |拓展层|跨学科实践|科普海报设计，融合英语表达与科学知识，培养综合素养|

八上 Unit 4 Amazing Plants and Animals Section B (3a-3c)课堂练习 一．单项选择题 1. -Where is Jimmy now? -Oh, I think he ______ his car in the garden. A. is wash B. is washing C. doesn't wash D.washes 2. Look! Some boys _______ soccer happily in the park. A.plays B. is playing C. are playing D. played 3.-Why do you come here? -Because I have ________ to tell you. A. anything important B. important anything C. something important D. important something 4. Could you please turn down the TV? Your father is _______ his article. A. putting on B. working on C. turning off D. looking after 5.-Who ______dinner in the kitchen now? -My mother ______ dinner for us every day. A. is cooking; cooks B. cooking; cooks C. cooks; cook D.cook; cook 二．用所给动词的现在进行时形式填空。 1. It’s 7:20. Jane and her father _________ (walk) in the park. 2. Look! The girl ____ _______(play) the piano. 3. ____ Ben _______(write) a letter now? 4. The boys ____ _______(read) some books in the library at the moment. 5. My parents _____ _______(have) breakfast now. 三．按要求写出正确的单词、词组或句子。 1. 现在 (短语) __________ 2. 骑车 (短语) ___________ 3. 在此刻(短语) __________ 4. 从事于(短语) __________ 5. 洗碗(短语) __________ 6. 重要的事情 (短语) __________ 7. 有空做某事（短语）__________ 8. 打排球（短语）___________ 9. 在此刻你正在做什么？ ___________________________ 10. 我正在做作业。 _______________________ 11. 你想在运动公园打排球吗？___________________ 12. 我想，但是我正在做重要的事情。 参考答案： 一．单项选择题 1-5：BCCBA 二．用所给动词的现在进行时形式填空。 1. are walking 2. is playing 3. Is ; writing 4. are reading 5. are having 三．按要求写出正确的单词、词组或句子。 1. right now 2. ride a bike 3. at the moment 4. at the moment 5. wash dishes 6. something important 7. be free to do 8. play volleyball 9. What are you doing at the moment? 10. I am doing my homework. 11. Do you want to play volleyball at the sports park? 12. I’d love to, but I’m working on something important. 一.根据英文提示，翻译下列的短语。 1.protect blue whale__________ 2.play an important part in__________ 3.the tiniest animal__________ 4.create a likely and healthy ecosystem__________ 5.live up to________ 6.last for __________ 7.except the Arctic Oceans_________ 二. 完成句子 1.Blue whale___ ____ _________ _______ _______our world. 蓝鲸在我们的世界中扮演着重要的角色。 2.Blue whales live in all oceans _________ the Arctic Ocean. 除了北冰洋，蓝鲸生活在所有的海洋中。 3.Blue whales can______ _______ ______ 90 years. 蓝鲸的寿命可达90年。 4.Many people like ________ blue whales____________. 许多人喜欢看蓝鲸游泳。 三、以蓝鲸Billy的视角，完整改写整篇课文，不少于5句话。 Hello everyone! My name is Billy the Blue Whale. I am _________________________________________________________. I can weigh________________________________________________. Many people like__________________________________________. I live in___________________________________________________. I can eat__________________________________________________. 四、科普海报：手绘英文蓝鲸科普海报，包含蓝鲸知识点、保护标语（至少5句英文） 八上 Unit 4Amazing Plants and Animals Section B (3a-3c)课堂练参考答案： 一、短语翻译 1.protect blue whale — 保护蓝鲸（注：规范写法 protect blue whales） 2.play an important part in — 在…… 中起重要作用 3.the tiniest animal — 最小的动物 4.create a likely and healthy ecosystem — 构建平衡健康的生态系统（likely 应为 balanced，大概率笔误） 5.live up to — 长达；活到 6.last for — 持续；维持 7.except the Arctic Oceans — 除北冰洋之外 二、完成句子 1.Blue whale plays an important part in our world. 蓝鲸在我们的世界中扮演着重要的角色。 主语单数，play 变 plays 2.Blue whales live in all oceans except the Arctic Ocean. 除了北冰洋，蓝鲸生活在所有的海洋中。 3.Blue whales can live up to 90 years. 蓝鲸的寿命可达 90 年。 4.Many people like watching blue whales swim. 许多人喜欢看蓝鲸游泳。 like doing sth 喜欢做某事；watch sb./sth. do 看…… 做某事 三、蓝鲸 Billy 第一人称自我介绍（不少于 5 句，贴合考点） Hello everyone! My name is Billy the Blue Whale. I am the largest animal on Earth. I can weigh more than 150 tons. Many people like watching us swim in the sea. I live in all oceans except the Arctic Ocean. I can eat tiny krill for food every day. I play an important part in the ocean ecosystem. Please help protect me and our home — the ocean. 四、科普海报素材（英文知识点 + 5 条保护标语，适合手绘） ✅ Blue Whale Facts（海报知识点） 1. Blue whales are the biggest animals in the world. 蓝鲸是世界上最大的动物。 2. They can live up to 90 years. 它们可以活到 90 岁。 3. They feed on small krill. 它们以小小的磷虾为食。 4. Blue whales live in almost all oceans except the Arctic Ocean. 蓝鲸栖息在除北冰洋外几乎所有大洋。 5. They play an important part in keeping the ocean healthy. 蓝鲸对维持海洋健康起到重要作用。 ✅ 保护标语（至少 5 句英文，简洁适合海报） 1. Protect blue whales, protect our blue ocean. 保护蓝鲸，保护蓝色海洋。 2. Save blue whales, keep the ocean balanced. 拯救蓝鲸，维持海洋生态平衡。 3. No pollution for whales, no hurt for the sea. 拒绝海洋污染，不伤害海洋生物。 4. Blue whales need a clean home. 蓝鲸需要干净的家园。 5. Love marine life, love our planet. 爱护海洋生物，爱护我们的星球。 学科网（北京）股份有限公司 $