初中语法形容词和副词的比较级和最高级

1、关于初中语法形容词和副词的比较级和最高级现在学习的是第一页，共16页Show Learning aims(学习目标) n学习并掌握形容词与副词的比较级和最高级的构成。n学会运用形容词与副词的比较等级。Show Learning aims现在学习的是第二页，共16页bigbigLook at the pictures and understand 看图并理解现在学习的是第三页，共16页bigbiggerLook at the pictures and understand 看图并理解现在学习的是第四页，共16页Look at the pictures and understand 看图并理解bi

2、gbiggerbiggest现在学习的是第五页，共16页fastLook at the pictures and understand 看图并理解现在学习的是第六页，共16页fastfasterLook at the pictures and understand 看图并理解现在学习的是第七页，共16页fastfasterfastestLook at the pictures and understand 看图并理解现在学习的是第八页，共16页The Comparative and Superlative Degrees of Adjectives and Adverbs(形容词和副词的比较级

3、和最高级)大多数形容词和副词有三个等级： （没有比较时用原级） （两者比较时用比较级） （两者以上用最高级）现在学习的是第九页，共16页一、形容词和副词比较级和最高级的构成一、形容词和副词比较级和最高级的构成1、规则变化 构 成 方 法原 级比 较 级最 高 级单音节词和少数多音节词一般在词尾加一般在词尾加-er/或或-est/ist/coldcoldercoldestfastfasterfastest以字母以字母e结尾的形容词，加结尾的形容词，加-r或或-stnicenicernicestlargelargerlargest重读闭音节词只有一个辅音字母时，重读闭音节词只有一个辅音字母时，应先

4、双写辅音字母；再加应先双写辅音字母；再加-es或或-estbigbiggerbiggesthothotterhottest以以“辅音字母辅音字母+y”结尾的双音节词，结尾的双音节词，先改先改“+y”结尾的结尾的双双音节词，先改音节词，先改“y”为为“i”,再加再加-er或或-esteasyeasiereasiestearlyearlierearliest多音节词和部分双音节词在词前加在词前加more或或mosttiredmore tiredmost tiredeasilymore easilymost easily现在学习的是第十页，共16页原级比较级最高级good / wellbetterb

5、estbad / badlyworseworstmany / muchmoremostlittlelessleastfarfartherfarthestfurtherfurthest一、形容词和副词比较级和最高级的构成一、形容词和副词比较级和最高级的构成2、不规则变化现在学习的是第十一页，共16页二、形容词和副词的比较级和最高级的用法二、形容词和副词的比较级和最高级的用法1、表示“和一样”，用“as+原级+as”结构。 eg: He likes her as much as he likes his sister.2、表示“不如”，用“not as/ so+原级+as”结构或“less+原级+

6、than”结构 eg: He does not smoke as/ so heavily as his brother. He smokes less heavily than his brother.3、表示“比更”，用“比较级+ than”结构。 eg: She sees me more often than she sees her brother.4、表示“中最”,用“最高级+比较范围”结构，比较范围为短语从句。 eg: This is the best picture in the hall. This is the best picture that he has ever pai

7、nted. 基本用法现在学习的是第十二页，共16页二、形容词和副词的比较级和最高级的用法二、形容词和副词的比较级和最高级的用法5、表示“越来越”，用“比较级+ and +比较级”结构或“more and more + 原级”结构。 eg: Things are getting better and better every day. She is becoming more and more beautiful.6、表示“是的几倍”，用“倍数+as+原级+as”结构，或者“倍数+比较级+than”结构。 eg: This classroom is three times as big as t

8、hat one. This classroom is twice bigger than that one. 基本用法现在学习的是第十三页，共16页二、形容词和副词的比较级和最高级的用法二、形容词和副词的比较级和最高级的用法1、形容词的比较级前面一般不加冠词，但表示“两者中较”的时候，要用“the+比较级+of ”。 eg: She is better than she was yesterday. She is the taller of the two girls.2、形容词的最高级前面一般加定冠词，而副词的最高级前面可加可不加。 eg: This book is the most dif

9、ficult that I have ever read. He jumped (the) highest of the three boys.3、比较级前面可以用even(更加)，much(得多)，far(得多)，a little(一点)，a bit(一点)，slightly(些微地)，a great deal(大量)，a good deal(大量)，a lot(大量)，still(还，还要)等词语表示不定程度或数量。 eg: I am even less lucky. She is far better than me at writing. 特殊用法现在学习的是第十四页，共16页Foll

10、ow ups(随堂练习)1、-Mr Zhou, all of the students in our group, who lives _? -I think Li Lei does. A. fat B. father C. farthest D. farest2、The Changjiang River is _ than any other river in China. A. shorter B. longer C. shortest D. longest3、Bob never does his homework _ Mary. He makes lots of mistakes. A. so careful B. as carefully as C. carefully as D. as careful as4、_ she is, _ she feels. A. The more busy, the more happy B. The busy, t