(
课件网) Unit 7 What's the highest mountain in the world? SectionA(Grammar-4c) 用括号内所给单词的适当形式填空 1.Ann is _____ (careful) than any other student in her class. 2. Home is _____(warm) place wherever you go. 3.The_____（hard）you study, the _____(much) you will learn. 4.Who is _____(tall) of these girls? 5. Shanghai is one of _____ _____(big)cities in the world. 预习检测 more careful harder more the tallest the biggest the warmest Learn the new words ocean the Pacific /ˊ?u?n/ /p?ˊsifik/ Ocean n.大海；海洋 太平洋 问题引导下的再学习 Lead-in 形容词和副词的比较等级 知多少？ 一、用than,in,of填空 1.What's the highest mountain ____ the world? 2.It's higher ____ any other mountain. 3.The Caspian Sea is the deepest ___ all the salt lakes. 二、单项选择 1.--Did you know that China is one of the oldest countries in the world? --Yes,I did.It's ___ older than the US. A.very B.so C.quite D.much 2.This is my ____ day . A.busy B.busiest C.the busiest D.busier 比较级 最高级 比较范围 两者 三者或三者以上 关键词 than in/of短语 in than of D B in-->某一空间，时间范围内的比较 of-->of后的名词或代词与句中主语属同类事物 比较级修饰词 much | a lot | far ...得多 a little | a bit 有点... still 还要... even 甚至... 形容词最高级前一般要加定冠词the 但最高级前若有形容词性物主代词、名词所有格，则不加the 语法聚焦·提专项（课时练p85） --形容词和副词的比较等级的一些特殊用法 【知识探究一：比较结构的同义转换】 This story is more interesting than that one. =That story is less interesting than this one. =That story is not as/so interesting as this one. 这个故事比那个有趣。 more...than与_____、_____可以互相转换 注意：more..than 与less than 转化条件为多音节 less...than not as/so...as 易错： less...than与not as/so...as主语和比较对象均一致 但同义替换时more...than需将主语和比较对象互换位置 【练一练】 Tom is less hard-working than Sam.(同义句转换) Tom is _____ . Sam is _____. not as/so hard-working as Sam more hard-working than Tom 【知识探究一：比较结构的同义转换】 Qomolangma is higher than any other mountain in the world. =Qomolangma is higher than the other mountains in the world. =Qomolangma is the highest mountain in the world. 珠穆朗玛峰比世界上其他任何一座山都要高。 比较级表示最高级意义的两种形式： （1） （2） 比较级+than+any other+可数名词单数（用于同一范围） 比较级+than+any +可数名词单数(用于不同范围) China is larger than any other country in Asia. 中国比亚洲任何一个国家都大 China is large than any country in Africa. 中国比非洲任何一个国家都大 比较级+than+the other+可数名词复数 【练一练】 1.Tom is taller than any other ___ in our class. A.boys B.boy C.the boy 2.China is older than _____ cities in the world. A.any B.any other C.the other B C 【知识探究二：比较级的两种特殊用法】 He works harder and harder.他工作越来越努力。 Our city is becoming more and more beautiful.我们的城市正变得越来越美丽。 The healthier you are,the happier you will be.你越健康，你就越幸福。 （1）“越来越...”的表达方式： ①比较级+and+比较级 ②more ... ...
