(
课件网) 统编八下英语 同步精品课件 人教版八年级下册 2025年春八下英语情景教学课件含嵌音视频 Unit 7 What’s the highest mountain in the world Section A Grammar Focus ~ 4c 目 录 1 Learning Objectives 2 Warming Up 3 Grammar 5 Summary 4 Exercises Learning Objectives At the end of the class, we are able to: 1. describe and compare the differences between different things; 2. use comparatives and superlatives with adjectives and adverbs to describe geography and nature. Li Lei’s box is heavy. Han Meimei’s box is heavier than Li Lei’s. Jim’s box is the heaviest of all. Warming Up Can you describe the following pictures The bee is flying fast. The bird is flying faster. The plane is flying the fastest. 1. —世界上最高的山是哪座 —珠穆朗玛峰。 2. —珠穆朗玛峰有多高 —它有8844.43米高。它比其他任何山都高。 —What’s the highest mountain in the world —Qomolangma. —How high is Qomolangma —It’s 8,844.43 meters high. It’s higher than any other mountain. Presentation Can you translate the following sentences into English 3. —世界上最深的盐湖是哪一个 —里海是所有盐湖中最深的。 4. —你知道中国是世界上最古老的国家之一吗 —是的，我做了。它比美国要古老得多。 —Which is the deepest salt lake in the world —The Caspian Sea is the deepest of all the salt lakes. —Did you know that China is one of the oldest countries in the world —Yes, I did. It’s much older than the US. What’s the highest mountain in the world Qomolangma. How high is Qomolangma It’s 8,844.43 meters high. It’s higher than any other mountain. Which is the deepest salt lake in the world The Caspian Sea is the deepest of all the salt lakes. Did you know that China is one of the oldest countries in the world Yes, I did. It’s much older than the US. Find the comparatives and superlatives. 此句型用比较级表达最高级含义 1. 同级比较：肯定句中一般用as...as...结构，意为“和……一样……”；否定句中经常用not so/as...as...，表示“不如……”。 【注意】as...as之间一定要用形容词或副词的原级。 e.g. English is not so difficult as Russian. 英语不如俄语难。 He runs as quickly as Su Bingtian. 他跑得和苏炳添一样快。 形容词和副词的比较等级 2. 比较级用法 ①“形容词比较级+than...”，可以用“much, even, a lot, any, still, a bit, a little, a great deal, far”等副词修饰形容词比较级。 e.g. The weather of this year is a lot hotter than that of last year. 今年比去年热很多。 ② 主语 + 动词 + the 比较级 + of the two. 表示两者之间进行选择时， 用句型：Which / Who+be / 动词+ 比较级, A or B e.g. —Tom is the taller of the two boys. —Who is taller, Tom or Jack —汤姆是这两个男孩中较高的。—谁更高，汤姆还是杰克 ③ The + 比较级，the + 比较级，表示“越……越……”。 e.g. The harder he works, the happier he feels. 他越努力学习，越感觉快乐。 ④ 比较级 + and + 比较级, 表示“越来越……”。 e.g. He studies harder and harder. 他学习越来越努力。 3. 最高级用法 ① 形容词最高级前需加“the”。最高级前有物主代词、指示代词、名词所有格、部分序数词等修饰时不用定冠词。副词最高级前可以不加 ... ...
