牛津深圳版八年级英语上册 Unit 3 P39 The comparative of adjectives 课件 (共20张PPT)

The comparative of adjectives 八年级上M2U3 Grammar The uses of comparative（形容词比较级的用法） The bike is fast The car is faster The car is faster than the bike。 compare compare Liu Xiang is tall. Yao Ming is taller. Yao Ming is taller than Liu Xiang. Liu Xiang is shorter than Yao Ming 1.When we compare two people or things ，we use the comparative of adjectives. 引导学生通过例句的学习和研究，探索出一定规律，培养学生自主学习的意识。 conclusion 当我们对两个人或事物进行比较时，用比较级。 2.The word than is often after the comparative。 比较级后通常出现 than。 我的书比你的书有趣。 e.g.My book is more interesting than yours. Work out the rules of regular forms of comparative: (形容词比较级规则变化：) Rule1:单音节词或部分双音节词尾，一般直接加-er fast faster Rule2:以e结尾的单词，直接加-r nice nicer Rule3:以辅音字母+y结尾的双音节词，把y改i+er funny funnier Rule4:重读闭音节以一个元音和一个辅音结尾，双写词尾辅音字母+er fat fatter Rule5:在多音节和部分双音节形容词原级前+more，构成比较级。 beautiful more beautiful The rules of regular forms(形容词比较级规则变化：) Rule1:单音节词或部分双音节词尾，一般直接加-er Rule2:以e结尾的单词，直接加-r Rule3:以辅音字母+y结尾的双音节词，把y改i+er Rul