Unit 13 第二课时-【指南针·课堂优化】2025-2026学年九年级下册英语（人教版）

该初中英语课件聚焦九年级Unit 13 "We’re trying to save the earth!"第二课时，核心知识点涵盖环保主题词汇、语法应用及环保措施。课堂通过基础过关（单词填写、词形转换、句子翻译）衔接前期环保话题，为能力提升（阅读填空、语法填空）搭建从基础到应用的学习支架。 其亮点在于融合语言能力与文化意识，如语法填空中鲨鱼保护内容既巩固语法又传递环保理念，阅读填空的环保措施列表培养分析推断的思维品质。分层练习设计助力学习能力发展，学生能提升语言应用能力并树立环保责任感，教师可高效实施分层教学。

缓胃 初中英 语-深过优化~九年数英话 Unit 13 We're trying to save the earth! Section A 第二课时 (3a~4c） 基础过关 I.根据句意及首字母或汉语提示填写单词。 1.If you break the l you'll be put into prison. 2.It is well-known that smoking is h to our health. 3.Tourism(旅游业)is one of the main of Yunnan. 4.Thousands of people lost their lives in that (残酷的)war. 5.Sharks are at the top of the food (链子)in the ocean's ecosystem. Ⅱ.用括号里所给单词的正确形式填空。 1.A lot of (industry)waste water comes from the factories. 2.Greenhouse gases are (harm) to the environment. 3.They will build nature reserves to protect (danger)birds. 4.So far,no science)studies have shown that shark fins are good for health. 5.We often save electricity by (turn)off the lights when leaving a room. Ⅲ.根据汉语意思完成句子。（每空一词） 1.珍妮下个月要去香港参加社会实践。 social practice in Hong Kong next month. 2.医生说果汁对孩子们的牙齿有害。 The doctor says fruit juice children's teeth. 3.到日前为止，我还没有听说过那个消息。 I haven't that news. 4.事实上，在你出去之前你应该切断电源。 you should the electricity before you go out. 5.你可以在山顶欣赏美丽的风景。 You can enjoy beautiful views the mountain. 能力提升 V.阅读填空。（有一项多余选项） Every year there are endless talks and suggestions on how to protect the environment. As for students,what should we do?1