Unit 7 Section A（4a - 4c）教学设计 2024-2025学年人教版（2012）八年级英语下册

Unit 7 What’s the highest mountain in the world? Section A（4a - 4c） Teaching Objectives By the end of the lesson, students will be able to: Master the usage of superlative and comparative adjectives (e.g., highest, deeper, older) through Grammar Focus. Skillfully complete sentence - filling tasks with correct forms of adjectives (4a). Create accurate comparisons between different topics (rivers, cities, animals) using superlatives and comparatives (4b). Write and ask comparison - based questions, practicing conversational skills (4c). Teaching Key Points & Difficulties Key Points Distinguishing and using superlative (e.g., longest) and comparative (e.g., longer) forms. Applying superlatives and comparatives in various contexts (geography, cities, animals). Difficulties Correctly choosing between superlative and comparative forms in complex sentences. Creating original and accurate comparisons for different topics. Teaching Methods Grammar Review & Practice Sentence Completion & Error Correction Comparison Creation & Question Writing Teaching Aids Textbook, blackboard, multimedia Teaching Procedure I. Warm - up & Grammar Recap (7 mins) Daily Dialogue Invite two students to perform a dialogue using Grammar Focus structures: A: What’s the highest mountain in the world? B: Qomolangma. It’s higher than any other mountain. Praise and highlight superlative (highest) and comparative (higher) usage. Grammar Reminder Write on the board: Superlative: the + (adj. + est) / most + adj. (e.g., longest, most popular). Used for “the most... in/of ”. Comparative: (adj. + er) / more + adj. (e.g., longer, more popular). Used for “than ”. II. 4a Activity – Adjective Form Practice (10 mins) Instruction Present 4a words (big, much, popular, long, old, high) and sentences. Tell students: “Fill in blanks with correct forms (comparative or superlative).” Example: “The Amazon is one of the ______ rivers (longest) in the world.” Student Activity Students complete 4a individually. Then, pair - check: “Why is ‘longer’ correct in sentence 1? Because it’s comparing to Yangtze.” Check answers: longest; longer high; popular big older; much III. 4b Activity – Comparison Creation (15 mins) Instruction Explain 4b: “Create two comparisons for cities and two for animals. Use superlatives and comparatives, e.g., ‘Shanghai is bigger than Hangzhou. Shanghai is one of the biggest cities in China.’ ” Student Activity Students write comparisons: Cities (e.g., Beijing & Shanghai): Beijing is older than Shanghai. Shanghai is one of the most modern cities in China. Animals (e.g., elephant & tiger): Elephants are bigger than tigers. Tigers are one of the most dangerous animals in forests. Walk around to guide: “Use ‘more popular’ for cities if needed. Check adjective forms.” IV. 4c Activity – Comparison Question Writing (10 mins) Instruction Show 4c example: “What is the highest building in our city? ”. Tell students: “Write 5 comparison questions (e.g., about rivers, cities, animals). Then ask your partner.” Student Activity Students write questions: What’s the longest river in Asia? Which city is more popular, Beijing or Shanghai? What’s the tallest animal in the world? Is the Amazon longer than the Yangtze? Which animal is more dangerous, a shark or a lion? Pairs ask and answer. Walk around to praise: “Good question! ‘Which is older, Japan or China? ’” V. Summary & Homework (5 mins) Summary Recap key points: Superlative (the + est/most) vs. comparative (er/more + than). Creating comparisons for different topics (geography, cities, animals). Writing and asking comparison questions. Write on the board: Grammar Cheat Sheet: Superlative: “the longest river in the world” Comparative: “longer than the Yangtze” Homework (1) Write 3 more comparison questions (e.g., about sports, school subjects). (2) Find a travel brochure and write 2 superlative/comparative sentences about the place. Blackboard Design Unit 7 What’s the highest mountain in the world? Section A (Grammar Focus、4a - 4c) 4a Answers: 1. longest; longer 2. high; popular 3. big 4. older; much 4b Examples: Cities: Beijing & Shanghai 1. Beijing is older than Shanghai. 2. Shanghai is one of the most modern cities. Homework: 3 more questions; Brochure sentences. 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $$