Unit 2 Wildlife Protection Discovering Useful Structures & Listening and Talking 课件-2025-2026学年高中英语人教版必修第二册

该高中英语课件聚焦“现在进行时的被动语态”，涵盖结构（肯定、否定、疑问式）及核心功能（强调现阶段被动动作）。通过野生动物保护例句导入，经练习巩固（选择、填空）到短文写作、听力口语活动，搭建“语法-练习-应用”的学习支架，衔接语法知识与主题语境。 其亮点是主题融合与能力培养，结合野生动物保护真实语境，设计小组讨论社区保护行动等活动，提升语言能力与思维品质，词汇详解（如reduce搭配）增强准确性，助力学生语法应用与主题表达，教师可高效开展语法与语用教学。

UNIT 2 WILDLIFE PROTECTION Discovering Useful Structures & Listening and Talking 现在进行时的被动语态 (Present Continuous Passive Voice) 1. 结构 ◦ 肯定式：am/is/are + being + 过去分词 例：African elephants are being hunted. 非洲象正遭到猎杀。 ◦ 否定式：am/is/are + not + being + 过去分词 例：The room is not being cleaned. 这个房间此刻没人在打扫。 ◦ 疑问式：Am/Is/Are + 主语 + being + 过去分词? 例：What is being done to help them? 正在采取什么措施来帮助它们？ 2. 核心功能 ◦ 表示现阶段或此刻正在被进行的动作，强调动作的持续性和被动性。 ◦ 常用来描述正在发生的事件、持续的状态或正在进行的过程，尤其适用于新闻、报告等场景（如动物保护、环境破坏等话题）。 ◦ 当动作的执行者不明确、不重要，或需要强调动作的承受者时，优先使用该语态。 P18 现在进行时的被动语态 报道正在进行的事件 P18 P18 are being caught are being sold are being killed is being destroyed are being covered is being polluted P18 More trees and flowers are being planted along the streets to provide habitats for birds. A small community garden is being built to protect local native plants. Stray cats and dogs are being taken care of by volunteers in our community. We could organize a “no littering” campaign to keep the area clean for animals. We should set up more bird feeders and nesting boxes in the park. We could hold workshops to teach people how to recycle and reduce waste. Listening and Talking P19 B A C 双筒望远镜 喂鸟器 鸟类图鉴 P19 B A C D 剪纸 表达目的 这被用于…… 我做这件事是为了/以便/为了…… 他做这件事是为了/以便…… P19 1 They`re from a birdwatching club. 2 In the Qinling Mountains. 3 They`re searching for new wild birds and looking them up in their field guide. 4 It`s interesting and you can practise it anywhere. P19 so as to so that in order that in order to 总结： so as to / in order to：后接动词原形，表目的（in order to可放句首，so as to不可）； so that / in order that：后接目的状语从句（二者均可放句首） P19 Key Words 搭配：reduce...to... 把……减少到……（接具体数值） reduce...by... 把……减少了……（接幅度/百分比） be reduced to doing sth. 沦落到做某事 reduce costs/pollution/speed 降低成本/污染/速度 派生词：reduction n.减少；降低 reduced adj.减少的；降低的 （注：单复同形） （pl. -s 或 -es） due to 多放句中/句末（同义短语：owing to 常放句首；because of 万能用） 派生词：neighbour n.邻居 搭配：the Internet 互联网 net profit/weight 净利润/净重 辨析：search + 地点 （在某地搜索） search + 人 + for + 物 （搜某人的身找某物） find + 人/物 （找到，侧重结果） 搭配：in search of... 寻找……（介短，作状语或表语） （后接要找的人/物，侧重动作 同：look for） Thank you! null 93650.305 $