Unit 7 Section A (Grammar Focus～4c) 课件 2023-2024学年人教版英语八年级下册

Unit 7 What’s the highest mountain in the world? Section A (Grammar Focus~4c) 新课导入 What’s the highest mountain in the world? Qomolangma is covered with snow all the year round. It’s 8844.43 high, and the highest mountain in the world. Which is the deepest salt lake in the world? The Caspian Sea is the deepest of all the salt lakes. 2 1 能记住并会运用下列单词及短语:ocean, the Pacific Ocean 能记住形容词比较级和最高级的构成,会运用比较级和最高级的几个句型 学习目标 预习检测 1. China is larger than _______ in Africa.  A.any other country　　 B.other countries C.the other country D.any country 2. —What a nice watch it is! —Yes. It's _______ one of all.   A.expensive B.more expensive C.the most expensive D.much more expensive 3. Shanghai is one of _______ in the world.  A.bigger city B.the biggest city C.the biggest cities D.bigger cities A C C 4. Alan is as _______ as Lucy in their class.  A.tall B.taller C.tallest D.the taller 5. — Which is ____, the sun, the moon or the earth? — The moon is. small B.smaller C.smallest D.the smallest D A 知识梳理 New words e.g. Ocean levels are rising. 海平面正在上升。 1.ocean n. 大海；海洋 2.the Pacific Ocean n. 太平洋 e.g. The river flows into the Pacific ocean. 这条河流入太平洋。 重点探究 形容词、副词的比较级和最高级 阅读Grammar Focus中的句子，找出每个句子中的形容词或副词比较级和最高级。 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. 探究一 形容词和副词的比较级和最高级 1.大多数形容词和副词都有三个级。 1) 原级: 常用结构 as ... as... 像..….一样 e.g. Zhang Hong is as tall as Tom. 张红和汤姆一样高。 2) 比较级 (用于两者之间的比较) 常用结构：形容词比较级＋than ... e.g. He is taller than me. 他比我高。 3) 最高级(用于三者或三者以上的比较)， 常用结构: the + 形容词的最高级＋of / in ... e.g. He is the tall