高中英语语法讲解素材：形容词和副词

高中英语语法讲解——形容词和副词 一、形容词、副词的比较级与最高级 1．形容词和副词的比较级与最高级的变化 形容词和副词的比较级与最高级的变化分规则和不规则两种情况。 规则的变化，短的词（单音节及部分双音节的词）一般是在词尾加“er”或“est”（其中重读闭音节要双写最后的辅音字母；e结尾只要加“r”或“st”；“y”加辅音结尾的去“y”加“ier”或“iest”）如：big, bigger, biggest；late, later, latest；early, earlier, earliest等，较长的词（部分双音节及多音节的词）在前面加上more或most，如：careful, more careful, most careful；clearly, more clearly, most clearly等。 不规则变化的词为：good, well, bad, badly, ill, many, much, little, old, far。变化见下表： 原级 比较级 最高级 good, well better best bad, badly, ill worse worst many, much more most little less least old older, elder oldest, eldest far farther, furthest farther, furthest 2．常用的比较级、最高级句型 A) 用原级形容词、副词的句型： a) as... as...“和......一样......” eg. Try to make as few mistakes as you can. He speaks English as fluently as you. b) not as/so... as... “不如.......那样......” eg. People’s brains cannot work as fast as computers. c)在以上两个句型中，我们还可以加上“倍数”“分数”“百分数”等词。 eg. Tibet is twice as large as Texas. (= Tibet is twice the size of Texa