形容词和副词的最高级1. 形容词、副词最高级的含义 大多数形容词或副词的最高级用于三者或三者以上的人或事之间的比较.表示最高程度,即其中一个在某方面“最 ……”.在句中使用时,最高级前一般要加定冠词the,副词的最高级前的the可加可省. 2．形容词、副词的最高级的构成⑴规则变化① 单音节和部分双音节的形容词或副词一般在词尾加-est构成最高级clean- fast- high- )② 以不发音的字母e结尾的，直接加-st构成最高级nice- )③ 以“辅音字母+y”的，把“y”变为“i”，再加“-est” 构成最高级(happy- early- easy-④ 以重读闭音节的单个辅音字母结尾的，双写该辅音字母，再加-est构成最高级big- hot- thin- )⑤ 多音节和部分双音节形容词或副词在原级前加most构成最高级outgoing- quietly- difficult- )⑥ 由“动词+后缀-ing /-ed”构成的形容词，在词前加most构成最高级(bored- interesting- )⑦ 由“形容词+后缀-ly”构成的副词，在该副词前加most构成最高级。
slowly- happily- )⑵不规则变化 部分不规则形容词或副词的比较级：good /well—better –- best bad / ill / badly – worse --worst many /much—more –most little—less—least old—older/elder—oldest/eldest far—farther / further－farthest / furthest3．形容词或副词最高级的用法 ⑴.of/ in三者或三者以上的人或物进行比较时,用最高级,形容词的最高级前面要加the, 后面用of/in, of+同类人/物, in+ 表地点的范围, 副词的最高级前面可用the, 也可省略. eg: Tom is the tallest boy in his class. Tom is the tallest boy of all the boys. ⑵.Which / who 引导的选择疑问句有三者相比,也用最高级. eg: Which is the biggest ,the sun ,the earth or the moon? Who is the tallest, Tom, Mike or John? ⑶.句式:one of+ the +形容词的最高级+名词复数,表示“…中最…之一” eg: Xi’an is one of the oldest cities in China? ⑷.句式:the+序数词+形容词的最高级+名词,表示“第几…的” eg: The Yellow River is the second longest river in China.⑸.某人的+形容词最高级+名词当形容词的最高级前有形容词性物主代词﹑名词﹑所有格或指示代词时,不用定冠词. eg: This is my best book of all. 检测练习：1. Maths is more popular than____. A. any other subject B. all the subjects C. any subject D. other subject 2. Tom is stronger than ___ in his class.A. any other boys B. any boys C. any boy D.the other boy3. Of the two cups, he bought . A. the smaller B. the smallest C. small D: smaller4. Who jumped____of all? A. far B. farther C. farthest D. the most far 5. Li Lei is___ student in our class. A. tall B. taller C. tallest D. the tallest 6. The fifth orange is____ of all. Give it to that small child. A. big B. bigger C. the bigger D. the biggest 7. Who is of you three? A. the oldest B. much older C. oldest D. older8 Tom is one of ____ boys in our class. A. tallest B. taller C. the tallest D. the tall 9. English is one of____ spoken in the world.A. the important languages B. the most important languagesC. most important language D. the most important language 10 Beijing is one of____ in China.A. the largest city B. the large cities C. the larger cities D. the largest cities11.Which is____interesting, science, maths or English?A. more B. the most C. very D. too 12. - I've had enough bread . Would you like _______ ? -No , thanks .A. a few more B. one more C. another more D. some more二、 用所给形容词和副词的适当形式填空。
1. That was one of _________( exciting) moments in 2008.2. Beihai park is one of ____________ (beautiful ) parks in Beijing.3. Who's ________(careful), Tom,Jim or Kate?4. That is ________(easy) of all.5. He is __________(clever )boy in the class.6. This bridge is as _______ ( long) as that one,but it is much ______ (wide) than thao one..。