Unit 3 Period 2 Learning About Language（课件）英语人教版选择性必修第一册

该高中英语课件聚焦公园、自然与保护主题词汇（如buffet, edge, ban等）及-ing形式语法功能，通过复习Sarek国家公园激活旧知，提取阅读词汇后，以匹配词义、分析复合词/派生词及语篇填空构建词汇学习支架，再过渡到-ing形式作主语、定语等功能的发现与应用，形成连贯知识脉络。 其亮点在于以国家公园主题为载体，融合语言能力（词汇准确运用、语法规范表达）与文化意识（自然保护责任），通过自主探究（如分析例句发现-ing形式功能）和语境应用（改写句子、写作练习）培养思维品质与学习能力。总结系统梳理知识策略，作业分层设计，助力学生巩固提升，也为教师提供清晰教学路径，提升课堂效率。

Unit 3 Fascinating Parks 高中英语人教版选择性必修第一册 Learning About Language Learning About Language Learning objectives Language Ability Understand and use words about parks, nature and protection; use the -ing form correctly in different contexts. Learning Ability Use definitions, word formation and context clues to build vocabulary; discover grammar rules through examples. Thinking Quality Compare different meanings of the same word and explain the function of the -ing form with evidence. Cultural Awareness Learn about national parks and wetlands, and think about how humans protect nature responsibly. 2 Contents 1 1. Lead in 2 2. Build up your vocabulary 3 3. Discover useful structures 4 4. Summary 5 5. Practice 6 6. Assessment 7 7. Homework 3 Learning About Language 01. Lead in 4 Lead in Review Sarek National Park What did we learn about Sarek? • remote far north of Sweden • mountains, ice and valleys • the Sami and reindeer • a land of adventure Today we will learn useful words and the -ing form from this unit. 5 Lead-in: words from the reading passage buffet edge ban remote boundary visible on the move set up Which words can be both a noun and a verb? buffet / edge / ban / remote Lead in 6 02. Build up your vocabulary 7 Build up your vocabulary Match each word with its proper meaning Then make a sentence with one of the words. ( ) 1 buffet v. ( ) 2 buffet n. ( ) 3 edge v. ( ) 4 edge n. ( ) 5 ban v. ( ) 6 ban n. ( ) 7 remote adj. ( ) 8 remote n. A the outer limit of an object B an official or legal prohibition C a meal with several dishes from which people serve themselves D move carefully towards something E far from, not close F officially or legally prohibit G strike repeatedly with a lot of force H a device for controlling something else from a distance G C D A F B E H 8 Word formation: compounds or derivatives Word Meaning in context Type objective not influenced by feelings; fair derivative whenever at any time when compound vastness the quality of being very large derivative breathtaking extremely beautiful or exciting compound traditional following customs from the past derivative teapot / teacup / ice cream words made by joining words compound Tip: Use word parts and context to guess meaning. Build up your vocabulary 9 Complete the passage with the correct forms of the words boundary visible remote vast on the move ban set up The Northeast Tiger and Leopard National Park was ______ in Jilin and Heilongjiang, with _____________ stretching all the way to the border and joining with Russia’s wildlife reserves. This ______ new park is nearly four times larger than the old wildlife park protecting Siberian tigers in Northeast China. Over the years, increased development in the area affected the tigers’ habitat, and it was thought that by 1998 there were only six to nine wild Siberian tigers living in the ____________ region. However, a ______ on development put in place in 2015 resulted in a ______ population increase of the species. Always ____________, Siberian tigers and leopards need large areas to hunt for food. Build up your vocabulary set up boundaries vast remote ban visible on the move 10 03. Discover useful structures 11 Identify the function of the -ing form Getting here is quite difficult. Being in such a beautiful and wild place makes me feel blessed to be alive. Function -ing form as the subject Meaning focus on the action itself Discover useful structures 12 Rewrite using the -ing form as the subject 1 It is both challenging and rewarding to study abroad. 2 It would hardly be possible to go on a hiking tour in Sarek in winter due to the extreme cold. 3 Honestly, it can be both exciting and terrifying to explore a vast unknown land. 4 It is good to adopt a positive attitude, even when things are difficult. 5 It is strongly advised to hire local guides, because they can offer accurate knowledge of Sarek culture and history. How does the sentence focus change? Discover useful structures 13 Check your rewrites 1 Studying abroad is both challenging and rewarding. 2 Going on a hiking tour in Sarek in winter would hardly be possible due to the extreme cold. 3 Exploring a vast unknown land can be both exciting and terrifying. 4 Adopting a positive attitude is good, even when things are difficult. 5 Hiring local guides is strongly advised, because they can offer accurate knowledge of Sarek culture and history. Focus: from “it + be + adjective + to do” to the activity itself. Discover useful structures 14 More functions of the -ing form Example Function covering 10 square kilometres -ing phrase as attribute / adverbial Combining city life, nature, and wetlands subject taking a boat tour / walking / experiencing subjects trees and flowers growing along riversides object complement after with limiting human impact on Xixi Wetland subject Discover useful structures 15 Fill in the blanks with the -ing form of verbs combine cover grow take limit walk experience Xixi National Wetland Park, ______ 10 square kilometres in western Hangzhou, is the first national wetland park in China. ______ city life, nature, and wetlands makes the park a popular destination. At Xixi, ______ a boat tour, ______ along paths, and ______ local customs and traditions are favourite activities. With trees, bushes, and colourful flowers ______ along the riversides, the park shows different sides of beauty. In order to better develop as well as preserve this place, ______ human impact on Xixi Wetland was considered. With trees ______ in the shallows, the wetland is a natural system for clean water and oxygen. Discover useful structures 16 Check answers and state functions 1. covering — attribute / adverbial 2. Combining — subject 3. taking — subject 4. walking — subject 5. experiencing — subject 6. growing — object complement 7. limiting — subject 8. growing — object complement Discover useful structures 17 04. Summary 18 Summary Summary: what have we learned? Vocabulary buffet / edge / ban / remote; compounds and derivatives; words in context Grammar -ing forms can work as subjects, attributes, adverbials and object complements Strategy Use definitions, roots, context and sentence patterns to learn language Theme National parks protect nature and connect people with the environment 19 Learning About Language 05. Practice 20 Practice 1: transform the sentences 1 It is necessary to protect wild animals in national parks. 2 It is exciting to take a boat tour in Xixi Wetland Park. 3 It is not easy to walk through a remote mountain area. 4 It is important to limit human impact on natural parks. Example: Protecting wild animals in national parks is necessary. Practice 21 Practice 2: choose the proper word 1 The park was ______ to protect rare plants and animals. (set up / set off) 2 Because the village is very ______, few tourists go there. (remote / visible) 3 The government put a ______ on hunting in the reserve. (ban / buffet) 4 The river forms the natural ______ between the two areas. (boundary / edge) 5 The tiger is always ______, so it needs a large space to live in. (on the move / in sight) Answers: set up / remote / ban / boundary / on the move Practice 22 Practice 3: write about a school trip destination Choose a place in your city or town. Use the Xixi passage as a model. Useful expressions: • Covering ... square kilometres, ... • Combining ..., ... makes ... • Taking ..., walking ..., and experiencing ... are ... • Limiting human impact is important because ... Practice 23 Learning About Language 06. Assessment 24 Learning About Language 人民教育出版社 Self-assessment I can... match words with meanings and make sentences ☆ ☆ ☆ ☆ ☆ guess meanings through word formation and context ☆ ☆ ☆ ☆ ☆ complete a passage using proper word forms ☆ ☆ ☆ ☆ ☆ identify different functions of the -ing form ☆ ☆ ☆ ☆ ☆ rewrite sentences using -ing forms as subjects ☆ ☆ ☆ ☆ ☆ write about a school trip destination ☆ ☆ ☆ ☆ ☆ Reflection: Which part do you still need to practise? 25 Learning About Language 07. Homework 26 Learning About Language 人民教育出版社 Homework Level A — Consolidation 1. Review the words: buffet, edge, ban, remote, boundary, visible. 2. Finish the vocabulary exercises on the worksheet. 3. Rewrite five sentences using -ing forms as subjects. Level B — Extension Write 80–100 words about a place for a school trip. Use at least three -ing forms and four words from this lesson. Example opening: Covering ..., ... is a wonderful place for a school trip. 27 Thank You Use language to describe nature. Use grammar to express ideas clearly. 28 $