形容词比较级32888.pptx

形容词比较级32888会计学Show Learning aims(学习目标) 第1页/共16页学习并掌握形容词与副词的比较级和最高级的构成。学会运用形容词与副词的比较等级。Show Learning aims第2页/共16页◇Look at the pictures and understand看图并理解bigbig第3页/共16页◇Look at the pictures and understand看图并理解bigbigger第4页/共16页◇Look at the pictures and understand看图并理解bigbiggestbigger第5页/共16页◇Look at the pictures and understand看图并理解fast第6页/共16页◇Look at the pictures and understand看图并理解fastfaster第7页/共16页◇Look at the pictures and understand看图并理解fastfastestfaster第8页/共16页The Comparative and Superlative Degrees of Adjectives and Adverbs(形容词和副词的比较级和最高级)大多数形容词和副词有三个等级： 1、原级，即原形。（没有比较时用原级） 2、比较级，表示“较……”或“更……一些”。（两者比较时用比较级） 3、最高级，表示“最……”的意思。（两者以上用最高级）第9页/共16页一、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-er/?/或-est/ist/coldcoldercoldestfastfasterfastest以字母e结尾的形容词，加-r或-stnicenicernicestlargelargerlargest重读闭音节词只有一个辅音字母时，应先双写辅音字母；再加-es或-estbigbiggerbiggesthothotterhottest以“辅音字母+y”结尾的双音节词，先改“+y”结尾的双音节词，先改“y”为“i”,再加-er或-esteasyeasiereasiestearlyearlierearliest多音节词和部分双音节词在词前加more或mosttiredmore tiredmost tiredeasilymore easilymost easily第10页/共16页一、形容词和副词比较级和最高级的构成2、不规则变化原级比较级最高级good / wellbetterbestbad / badlyworseworstmany / muchmoremostlittlelessleastfarfartherfarthestfurtherfurthest第11页/共16页二、形容词和副词的比较级和最高级的用法■ 基本用法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+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 painted.第12页/共16页二、形容词和副词的比较级和最高级的用法■ 基本用法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 that one. This classroom is twice bigger than that one.第1