Unit 4 The Wonders of Nature (Period 5)Section B (2a-Reflecting)学习任务单2025-2026学年人教版英语八年级下册

该初中英语学习任务单围绕“自然奇观”主题，聚焦risky、southern等核心词汇，比较级最高级及大数字表达，广告与主题写作能力。通过课前词汇检测与句子翻译夯实基础，课堂词汇配对、句型练习、阅读分析搭建语言运用支架，最终实现广告写作与小组项目输出。 资料亮点在于语言能力的递进培养，从词汇输入到广告创作输出，结合思维导图梳理知识。思维品质方面，广告写作与小组探究任务引导学生分析创造，学习能力上通过自主检测与合作项目提升效率，习题设计兼顾基础与综合，助力核心素养发展。

Unit 4 The Wonders of Nature (Period 5) Section B (2a-Reflecting) 班级_________ 姓名_________ 学习目标 学完这一课，你能够掌握： 1．词汇：risky、southern、located、freshwater、type、attract、curious、traveller、natural、underground、northeastern、coast、coral、reef、include、sand、alive、structure、snorkel、school、turtle、lifetime； 2．能力： （1）掌握本单元有关“自然奇观”的词汇和句型，并熟练进行语言输出； （3）学习如何写广告； （2）运用本单元所学知识组织语言完成关于“自然奇观”的主题写作。 3．交际功能： （1）熟练运用形容词和副词的最高级和比较级以及大数字进行语言输出； （2）综合运用本单元所学知识，并与同学合作完成单元项目。 课前学习任务 【学习任务一】词汇检测 1．adj. 有危险（或风险）的 ________________ 2．adj. 南部的；向南的 ________________ 3．adj. 位于；坐落在 ________________ 4．adj. 淡水的；淡水中生长的 ________________ 5．n. 类型；种类 ________________ 6．v. 吸引；招引；引起（反应） ________________ 7．adj. 好奇的；求知欲强的 ________________ 8．n. 旅行者；游客 ________________ 9．adj. 自然的；天然的；天生的 ________________ 10．adj. 水下的；用于水下的 adv. 在水下 ________________ 11．adj. 东北的；东北方向的 ________________ 12．n. 海岸；海滨 ________________ 13．n. 珊瑚；珊瑚虫 ________________ 14．n. 礁；礁脉 ________________ 15．v. 包含；包括 ________________ 16．n. 沙子 ________________ 17．adj. 活着；在世；有活力 ________________ 18．n. 结构（体）；构造；体系 ________________ 19．v. 使用呼吸管潜泳 n. （浮潜用的）呼吸管 ________________ 20．n. （鱼、鲸、海豚等的）群 ________________ 21．n. 海龟；龟 ________________ 22．n. 一生；终身 ________________ 【学习任务二】 阅读教材第39页，根据汉语提示写出英文句子。 1．位于澳大利亚东北海岸的大堡礁是最令人惊叹的旅游胜地之一。 ________________________________________________________________________ 2．它占地面积达345 000平方千米，包含900多座岛屿和白色沙滩。 ________________________________________________________________________ 3．大堡礁也是有生命的！ ________________________________________________________________________ 4．如果你参观它，你将看到地球上最大的生物结构。 ________________________________________________________________________ 课堂学习任务 【学习任务一】 2a: Match the words on the left with their opposites on the right. ____ 1．below ____ 5．top ____ 2．common ____ 6．northern ____ 3．low ____ 7．risky ____ 4．dead ____ 8．survive A．safe E．unusual B．bottom F．living C．southern G．high D．above H．die 2b: Read the examples and make more sentences using how and the words in the box. How far is it from your home to school? How heavy is a blue whale? How large is your country? How often do you exercise? long high deep low fast soon 1．___________________________________________________________ 2．___________________________________________________________ 3．___________________________________________________________ 4．___________________________________________________________ 5．___________________________________________________________ 6．___________________________________________________________ 2c: Complete the passage with the correct forms of the words in the box. deep environment survive wonderful surface dive Located in Siberia, Russia, Lake Baikal is one of the world’s most famous lakes. It is the ________ freshwater lake in the world. To reach the bottom, you must ________ 1,620 metres! It is also larger than most other lakes. Its ________ covers 31,500 square kilometres. That is bigger than the country of Belgium! Lake Baikal is very cold for most of the year. But over 1,200 different types of animals can still ________ in this __________ . Today, the lake still attracts many curious travellers. After all, it is a great natural ________! 【学习任务二】 3a: Read the advertisement. Circle the numbers and underline the adjectives and adverbs used to describe the Great Barrier Reef. The Great Barrier Reef: An Amazing Underwater World Do you love the ocean? Do you want to visit one of the natural wonders of the world? If so, visit the Great Barrier Reef! Located on the northeastern coast of Australia, the Great Barrier Reef is one of the most amazing places to visit. It is the biggest coral reef in the world. It takes up an area of 345,000 square kilometres and includes over 900 islands and white sand beaches. The Great Barrier Reef is also alive! If you visit it, you will see the largest living structure on earth. Here, you can swim, dive, or snorkel in the clear water and see coral, plants, and schools of colourful fish. If you dive deeper, you might even see large fish, turtles, and sharks. For people who love the ocean, visiting the Great Barrier Reef is the dream of a lifetime! 【学习任务三】 3b: Read a student’s notes on Qinghai Lake. Rewrite them in full sentences. Qinghai Lake ·What: a salt lake ·Where: Qinghai Province, China ·Special fact: the largest lake in China (4,340 km²) ·Things to do: photograph wildlife (fish and birds), visit islands, ride a bike or horse 1．Qinghai Lake is a ________ in _____________________. 2．Qinghai Lake is _______________ in China. 3．It is _____________ in size. 4．If you visit Qinghai Lake, you can __________________________________________. 【学习任务四】 3c: Write an advertisement for Qinghai Lake or another natural wonder. Describe it and explain why people should visit it. Try to make your advertisement as persuasive as possible. 【学习任务五】 1．列提纲： ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ________________________________________________________________________ 2．素材积累： (1) Do you like ...? 你喜欢……？ (2) Do you want to visit ...? 你想参观……吗？ (3) Located ..., ... is one of the most famous wonders to visit. 位于……是参观的最著名的奇观之一。 (4) It is famous for ... 它因……而出名。 (5) Every year thousands of visitors come to ... 每年都有成千上万的游客来…… (6) Here, you can ... 在这里，你可以…… (7) For people who love nature, visiting ... 对热爱自然的人来说，参观…… 3．完成写作： ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________________________________________________________________________________ 【学习任务六】 4a: Work in a group. Choose a natural wonder (a river, lake, mountain, forest, waterfall, etc.). Then do some research and make notes. Name Location and size Plants and animals Special facts 【学习任务七】 （1）4b: Make a poster about the natural wonder you chose. Refer to the example on the right. （2）4c: As a group, give a report to the class. Pay attention to the use of large numbers, comparatives, and superlatives. The Amazon Rainforest is the world’s biggest rainforest. It covers 5.5 million square kilometres. You can see most of it in three countries, Brazil, Peru, and Colombia ... _______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 【学习任务八】 Reflecting 1．What new facts about natural wonders have you learnt? 2．Can you make comparisons when talking about natural wonders? 3．Can you use large numbers to give some geography facts? 4．Can you explain how and why people connect with nature? 5．What are some achievements that people have made while exploring nature? 本课小结 请根据本课所学内容，列出本节课所学内容的关键词或画出你的思维导图吧! 课后任务 Complete the poster in 4b. 学科网（北京）股份有限公司 $