小升初英语知识点精讲 形容词和副词的比较级形容词就是用来描述事物的性质、形状或状态的词。This is a big tree.副词就是用来修饰动词或动词短语的词。He runs quickly.当两个或两个以上的人或事物进行比较时。He runs faster than his sister.知识1一般的在词尾加 -erThe tree is taller than that one.He runs faster than his sister.以 e 结尾的直接在词尾加 -r 。The rose is nicer than that one. 以辅音字母加 y 结尾的,改 y为 i ,加 -er 。His bag is heavier than mine. 以重读闭音节结尾的单词,如果末尾只有一个辅音字母,双写这个辅音字母,在加 -er 。The weather today is hotter thanyesterday.知识2 部分双音节或多音节形容词或副词的比较级在词前加 more 。Your cake is more delicious than his.He runs more slowly than his sister.请用所给单词的适当形式填空The girl is __________ ( happy) than yesterday.解析 : than 表示比较,此处应该使用比较级, happy的比较级要改 y 为 i ,加 -er 。The weather in winter is _______ than that in spring.A. hot B. cold C. colder D. hotter单项选择解析 : than 表示比较,此处要使用比较级形式,冬天的天气应该比春天的冷,所以用 colder 。He walks _______ than his father.A. quicklier B. more quicklyAquickly 意为“快地;迅速地” , 双音节副词,它的比较级在词前加 more 。BOur classroom is _______ than yours.A. biger B. biggerABbig 是重读闭音节单词,末尾只有一个辅音字母,要双写,在加 -er 。形容词和副词的比较级一般的在词尾加 -er以 e 结尾的单词直接加 -r重读闭音节单词,双写最后字母加 -er辅音字母加 y 结尾,改 y 为 i加 -er部分双音节或多音节词,词前加 more