Unit7 Environmental Protection Section B（1a‑2b）分层作业-2026～2027学年人教版英语八年级下册

Unit7 Environmental Protection Section B（1a‑2b）分层作业 建议用时：25分钟 一、单词汉译英 1. 海洋 ________ 2. 海洋的 ________ 3. 伤害；损害 ________ 4. 生物；生命 ________ 5. 渔民 ________ 6. 渔业 ________ 7. 危险的 ________ 8. 行动；行动过程 ________ 二、短语英汉互译 1. 一份关于海洋污染的报告 ____________ 2. ocean pollution ____________ 3. do harm to sea lives ____________ 4. take action to protect oceans ____________ 5. stop throwing waste into the sea ____________ 三、词形变换 1. ocean (n.)形容词 → ________ 2. harm (v.)形容词 → ________ 3. life (n.)复数(生命) → ________ 4. fish (n.)名词(渔民) → ________ 5. danger (n.)形容词 → ________ 一、单句填空 1. This is a report about ________(ocean) pollution. 2. Plastic waste does great ________(harm) to lots of sea lives. 3. Many ________(fisherman) have seen changes of the sea. 4. The polluted sea is ________(danger) for sea animals. 5. Some scientists ________(be) to the polluted sea areas for research. 二、句型转换 1. He has gone to the ocean‑research centre.（对the ocean‑research centre提问） ________ ________ he ________? 2. The rubbish must be stopped.（改为否定推测） The rubbish ________ be totally stopped in a short time. 3. I have been to the seaside for many times.（改为一般疑问句） ________ you ________ to the seaside for many times? 4. It might bring great harm to ocean lives.（改为否定句） It ________ ________ bring great harm to ocean lives. 5. We must take action to protect oceans.（改为一般疑问句） ________ we take action to protect oceans? 三、选词填空 【ocean, harm, life, fisherman, dangerous】 1. Lots of plastic waste pollutes our great ________. 2. Too much waste will ________ many kinds of sea lives. 3. Plenty of sea ________ are in great danger now. 4. Many local ________ notice the sea is getting worse. 5. Polluted sea water is ________ for sea animals. 四、补全对话（5空6选，1项多余） A. What is this report mainly about B. What harm does ocean pollution bring C. Have the scientists been to those polluted areas D. What action should we take E. Where do most ocean wastes come from F. That is really worrying A: Let’s read the report about ocean pollution. 1.____________ B: It talks about serious plastic pollution in our oceans. A: 2.____________ B: It does harm to different kinds of sea lives. A: 3.____________ B: Yes, some scientists have been there to do research. A: 4.____________ B: We should stop throwing waste into the sea and cut down plastic use. A: 5.____________ We need to do something for sea animals. 拓展阅读（课内同源 + 课外同源） Passage1 　　This is a report about ocean pollution. This leads us to the unit big question. What can we do to protect our environment? Some scientists have been to polluted ocean areas. They find that plastic waste might do great harm to sea lives. Many fishermen must have seen such changes. Tons of waste goes into the sea every year. It makes the ocean environment dangerous. We must take action right now. Cut down plastic products. Never throw rubbish into seas. If we act together, we may save many sea animals. Protect our blue home for our future generations. 任务一：单项选择（4选项） 1. Who have been to polluted ocean areas for research? A. Some scientists B. Lots of tourists C. Foreign teachers D. Young students 2. What might do great harm to sea lives? A. Clean sea water B. Sea plants C. Plastic waste D. Sea wind 任务二：判断正误(T/F) 1. Lots of waste flows into the sea every year. (  ) 2. We don’t need to take any action for ocean pollution. (  ) 任务三：简答 1. What will happen if we take action together? _______________________________________________________________________________ Passage2（课外同源，学习方法短文；生词来自单元单词表） 　　The ocean is our blue home. But it is facing serious pollution. Some fishermen have been to different sea zones. They might witness the bad influence of human waste. Plastic bags and bottles float on sea surface. They may trap sea animals. We must realize the importance of ocean protection. Every person can do his share to make a change. Reduce plastic use. Don’t throw trash on beaches. Small efforts might build a better future for all ocean lives. We should love and guard our precious blue world with all our heart. 任务一：单项选择（4选项） 1. What may trap sea animals on the sea surface? A. Clean sea water B. Sea sand C. Plastic bags and bottles D. Sea stones 2. What can every person do for ocean protection? A. Throw trash on beaches B. Use more plastic goods C. Do his own share to make a change D. Do nothing at all 任务二：判断正误(T/F) 1. Our ocean is facing serious pollution now. (  ) 2. We can throw rubbish freely on the beaches. (  ) 任务三：简答 1. What might small efforts build for ocean lives? _______________________________________________________________________________ 任务四：微写作 Write about ideas of protecting our oceans. _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ 参考答案 夯实基础 一、单词汉译英 1.ocean 2.oceanic 3.harm 4.life 5.fisherman 6.fishery 7.dangerous 8.action 二、短语英汉互译 1.a report about ocean pollution 2.海洋污染 3.对海洋生物造成伤害 4.采取行动保护海洋 5.停止向海里倾倒垃圾 三、词形变换 1.oceanic 2.harmful 3.lives 4.fishermen 5.dangerous 能力进阶 一、单句填空 1.ocean 2.harm 3.fishermen 4.dangerous 5.have been 二、句型转换 1.Where has; gone 2.can’t 3.Have; been 4.might not 5.Must 三、选词填空 1.ocean 2.harm 3.lives 4.fishermen 5.dangerous 四、补全对话 答案：1.A 2.B 3.C 4.D 5.F；多余项：E 拓展提高 Passage1 单选：1.A 2.C；判断：1.T 2.F 简答示例：We may save many sea animals. Passage2 单选：1.C 2.C；判断：1.T 2.F 简答示例：Small efforts might build a better future for all ocean lives. 范文：Our oceans are in danger. Plastic waste might harm sea lives. We must cut down plastic use. Everyone can do his share. Small efforts can build a better blue home. 学科网（北京）股份有限公司 $