Unit 7 Welcome to the unit课件 2025-2026学年译林版八年级英语上册

该初中英语课件围绕“自然世界的生态系统”主题，涵盖雨林、草原、沙漠等生态系统的特征、相关词汇及so that从句语法点。课堂从图片提问（白鹭、湿地）引入生态系统，通过单元概述明确学习目标，再以分生态系统介绍、对比表格及对话模型搭建从输入到输出的学习支架。 其亮点在于融合听力、阅读及对话练习提升语言能力，通过草原与沙漠生态系统的气候、动植物对比表格培养分析比较的思维品质，提供对话模板和例句练习发展学习能力。学生能提升语言综合运用与逻辑思维，教师可借助结构化资源提高教学效率。

Welcome to the unit Unit 7 The natural world What can you see in the picture? an egret 白鹭 Where does this kind of bird like to live? wetland 湿地 [ˈiːɡrət] ['wetlənd] ---------a kind of ecosysterm in the natural world 生态系统[ˈiːkəʊˌsɪstəm] Unit 7 The natural world Unit overview What will we learn in this unit? Presentation Look and say Rainforest ecosystem Rainforests are home to over half of all the types of animals and plants on earth. How much do you know about it? be home to… 是……的家园 Presentation Ocean ecosystem Coral reefs look like rocks, but they support a lot of life in just a small area. 珊瑚礁[ˈkɔːrəl riːfs] Presentation Grassland ecosystem Grasslands often lie between deserts and forests. Presentation Polar ecosystem The ice is home to animals like polar bears and penguins. [penguins] What other ecosystems do you know? Presentation Kitty and David are talking about ecosystems. Grasslands Deserts Climate It’s very dry with little 3.______________. There’s huge difference in 4._______________between day and night. Animals & plants Grasslands in different places are home to different animals, like 1.____________ in Inner Mongolia, and 2.________________ in Africa. 5._______________ animals and plants can live there. The desert plants keep water in their 6.______________, and many animals can get water from these plants. horses and cows lions and giraffes rain temperature Only a few leaves Listen and fill Presentation Listen and read [ɪnə mɒŋˈɡəʊliə] ['klaɪmət] so+adj./adv.+that从句 如此……以至于…… so that从句=in order that从句 以便，为了 1. Kitty非常有礼貌，大家都喜欢她。 Kitty is ____ ___________ _____ everyone likes her. 2. 他说话声音这么大，我在教室外面都听见了。 He spoke______ __________ ________ I heard outside the classroom. so polite that so aloud that Work in pairs and discuss the topic. Use the conversation below as a model. A: Do you know anything about ...? B: l know that ... in different places are home to ... In …, there are ..., but in …, there are … A: Oh, really? Do you know anything about ...? B: Well, it's ... And … A: Yes, the climate in ... is ... B: it's true. They help … and give food to … Pair work What other fun facts about ecosystems do you know? What’s your opinion on the relationship between humans and the natural world? To treat the earth kindly is to treat ourselves kindly. Exercises 1.We watched a __________________ show at the zoo yesterday. 2. Coral reefs ____________many fish and other sea animals. 3.Plants, fishes and the sun are part of the ___________ of this lake. 4.This area is famous for its extremely (极端地) dry_________. 5. The natural world is ___ amazing _____ I want to learn more about it. penguin are home to ecosystem climate, penguin, be home to, ecosystem, so…that climate so that null 2024-08-11 18:01 75833.055 $