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课件网) Grammar 上 （沪教2025版）八年级 Unit 3 Our digital lives Learning objectives 00 Lead in Presentation 2 Practice Production 4 Deepthinking Summary 6 Assessment 1 3 5 7 Homework 8 By the end of the lesson, I will be able to... 1 2 3 master the rules of forming comparative and superlative adjectives and use them correctly in sentences; use comparative and superlative adjectives to describe and compare things, and conduct interviews and summaries; understand the development of digital technology and think about the relationship between humans and technology rationally. 00 Learning objectives https://www.21cnjy.com二一教育 Lead in 01 https://www.21cnjy.com二一教育 Watch and say What do you learn about the computer from the video Lead in 01 https://www.21cnjy.com二一教育 Let's talk. What do you think of these computers How are they different Lead in 01 https://www.21cnjy.com二一教育 Let's talk. What do you think of these computers How are they different When we compare two people or things, we can use _____. When we compare more than two people or things, we can use _____. Presentation 02 https://www.21cnjy.com二一教育 Comparative and superlative adjectives the comparative form of the adjective the superlative form of the adjective 形容词的比较级和最高级 https://www.21cnjy.com二一教育 Presentation 02 Read the dialogue between Su Mei and Su Wen. Pay attention to the words in bold. Su Mei: Oh, what's this Su Wen: It's a computer from the 1940s. You know what The first computers were bigger than cars. Nowadays, computers are much smaller and better. Su Mei: I see. Besides size, what else is different Su Wen: Computers today are much faster than before. Su Mei: That must be true. Some computers are even smarter than human beings. Su Wen: No, I don't think so. I think human beings are the smartest. After all, we invented computers. much + adj.比较级+than 比……得多 even + adj.比较级+than 比……更…… Please find out the comparative and superlative adjectives Presentation 02 Adjective Comparative adjective Superlative adjective big bigger biggest smart smarter smartest interesting more interesting most interesting Presentation 02 https://www.21cnjy.com二一教育 Let's sum up the rules! To form comparative adjectives, we often add -er to an adjective with one or two syllables and use more with adjectives of three or more syllables. We often use than after comparative adjectives. To form superlative adjectives, we often add -est to an adjective with one or two syllables and use most with adjectives of three or more syllables. We usually use the before superlative adjectives. 一到两个音节 三个或更多个音节 Presentation 02 https://www.21cnjy.com二一教育 单音节和部分双音节，一般直接在词尾加er/est 形容词比较级和最高级的规则变化 tall taller tallest clever cleverer cleverest Presentation 02 https://www.21cnjy.com二一教育 形容词比较级和最高级的规则变化 nice nicer nicest fine finer finest 结尾有不发音的e， ... ...
