初中英语比较级及最高级.ppt

比较级和最高级;1.Actions speak louder than words.事实胜于雄辩。;形容词的比较等级构成方式: 1.一般单音节adj 的比较级多在原形上加-er,最高级加-est. 多音节adj在原形前加 more,最高级加 most;3. 以不发音的e结尾时加-r/-st. eg. fine → finer → finest 4. 重读闭音节结尾的词,如末尾是一个辅音字母,双写这个辅音字母,再加-er/-est.eg. big → bigger → biggest 5.不规则adj的比较级与最高级如下:;1．“A + be +形容词比较级 + than + B” 意思为“A比B更……”。 ;2．“比较级 + and + 比较级” 或“more and more +原级” 表示“越来越……” ;3．在含有or的选择疑问句中， 如果有两者供选择，前面的形容词要用比较级形式。 ;5. 表示倍数的比较级用法： ;6.形容词、副词的最高级形式主要用来表示 三者或三者以上人或事物的比较， 表示“最……”的意思。 ;1. the+比较级+ of the two “两个中比较…的这一个” Lucy is the ______ (高)of the twin sisters. My hat is the ______________ (漂亮)of the two. 2. 比较级 and 比较级相同 “越来越…” 　　It is getting _______ and _________. 　　Our country is becoming _________and __________. 3. The 比较级…, the 比较级… “越 …越…” 　　The ________the _________. 　　 The _________he is, the __________he feels. ;形容词，副词的最高级; 使用形容词和副词比较级和最高级应注意事项1.形容词的最高级前必须有the, 而副词的最高级前the可以省略。 ; 比较级与最高级的互换1．Jim is taller than any other boy in our class.(吉姆比我们 班上任何一个男孩都高) = Jim is taller than the other boys in our class.(在我们班上吉姆其它的男孩高) = Jim is the tallest in our class.（吉姆是我们班最高的） 2. Jim is taller than any girl in our class.（吉姆比我们班的 任何一个女孩都高）;(2011年中考真题)Nancy and Lucy are twins. In some way they look the same, but Nancy is _____ than Lucy.A. tall B. taller C. tallest ;I.用形容词的正确形式填空 1.Which do you like _________ (well), apples, pears or bananas? 2.I think this story is __________________ (interesting) than that one. 3.In the morning he is __________ (early). His father is _________ (early) than he. His mother is the ____________ (early) of the three. 4.The Yellow River is the second ____________ (long) river in China. 5.He thinks his corn is ___________ (delicious) of all the food. 6.I feel math is ______________ (difficult) than Chinese.;句型转换： 1. Tom is tall. Jim is short.(比较级合并) Tom is _______ ______ Jim. 2. My hair is long. Mary’s hair is longer .(合并成一句) Mary’s hair _______ _________ _______ mine.