英语语法-形容词和副词.ppt

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1、一形容词和副词的定义和区别：P57.二形容词和副词的比较级和最高级原级比较：asas,not as as,not so as,倍数asas李利和杰克一样高Lily is as tall as Jack.她跑的和她哥哥一样快He runs as fast as his brother.这座桥的长是那座桥的三倍This bridge is three times as long as that one.将上列句子改成否定句二比较级写出下列形容词或副词的比较级形式：small tall oldnice late freewet big fatheavy early happybeautiful in

2、teresting delicious 不规则变化 P.60比较级的用法：比较级thanThis dress is nicer than that one.Light travels faster than sound.比较级前可用much,far,a lot,a little,even,still,a bit,rather,many 及倍数或度量单位来修饰The weather today is much colder than that of yesterday.He got to school three minutes earlier than Mary.There are many

3、more people in this supermarket than in that one.*比较必须对等The weather in Shanghai is better than Beijn.The weather in Shanghai is better than that in Beijin.Janes skirt is more beautiful than Mary.Janes skirt is more beautiful than Marys.*比较级中第二次出现的单数和不可数名词用that,复数用those*比较时要把自身排除在外杰克比班里别的学生要高1.Jack i

4、s taller than any student in his class.2.Jack is taller than any other student in his class.汤姆比班里的男孩要高Tom is taller than any other boy in his class.汤姆比班里的女孩要高Tom is taller than any girl in his class.*比较级时，由of 结构表示比较范围，比较级前需加theThe girl is the shorter of the two.Of the two books,this one is the cheap

5、er.*比较级的其他用法：1.比较级and 比较级 表示越来越His English is better and better every day.Now,it is colder and colder.Our city is becoming more and more beautiful.2.the+比较级，the+比较级表示越就越The more,the better.The faster you run,the more tired you will be.The harder you study,the better you will be.*不如的表达方法；less than 用法相同最高级的用法形式和比较级的形式雷同the+最高级范围He is the tallest in our class.Shanghai is the largest city in China.Jim studies(the)hardest of the three.2.the+序数词最高级Yellow River is the second longest river in China.