比较级和最高级的基本用法.ppt
Comparative and Superlative Degree广州市南国学校广州市南国学校 杨秀山杨秀山The giraffe is _ than(比)(比) the deer.talltallertallersmallsmallerThe mouse is _ than(比)(比) the dog.smallertallersmaller形容词比较级的用法形容词比较级的用法 表示两个事物之间的比较,通常用than连接两个比较的对象。句式:句式:比较对象比较对象A + is / are+ 形容词比较级+ than +比较对象 BThe mouse is _ than(比)(比) the dog.smallerThe pig is _ than(比)(比) the dog.biggerThe dog is _ than(比)(比) the pig.smallerThe cats tail is _ than(比)(比) the pigs.The pigs tail is _ than(比)(比) the cats .longershorterbigbiggerbiggestThe elephant is _ of the three.biggesttheThe giraffe is _ of the three.talltallertallestthe tallest形容词最高级的用法形容词最高级的用法 表示三者或三者以上的事物进行比较表示三者或三者以上的事物进行比较, ,其中一个其中一个最怎么样最怎么样, ,用形容词的最高级。形容词的最高级用形容词的最高级。形容词的最高级前面前面 要加定冠词要加定冠词thethe, ,后面可用带有后面可用带有of(inof(in) )的的短语短语来引导比较的范围来引导比较的范围. .句式的构成:句式的构成: + is / are+ the +形容词最高级+of/in The mouse is _ of the three.the smallestThe pig is _ of the three.biggesttheThe turtle is _ of the three.thesmallestbigbiggerbiggest 构成方法构成方法 原级原级 比较级比较级 最高级最高级一般在词尾加一般在词尾加 -er 或或 -est以以e结尾的,加结尾的,加 -r 或或 -st以重读闭音节结尾,以重读闭音节结尾,且末尾只有一个辅且末尾只有一个辅音字母,要先双写音字母,要先双写这一字母,再加这一字母,再加 -er 或或 -est以辅音字母加以辅音字母加 y 结尾的,先把结尾的,先把 y 变成变成 i,再加,再加 -er 或或 -est单单音音节节词词和和部部分分双双音音节节词词双双音音节节词词和和多多音音节节词词在形容词在形容词前加前加more 或或 most。talltallertallestlatelaterlatestbigbiggerbiggestheavyheavierheaviestbeautifulinterestingdangerousmore beautifulmore interestingmore dangerousGrammarmost beautifulmost interestingmost dangerous原形比较级最高级 不规则变化good/wellbad/illmuch/manybetterworsemorebestworstmost形容词比较级、最高级的练习题形容词比较级、最高级的练习题1.Yingtian is _( taller / tallest ) than Yongxian. 2.The Changjiang River is the _( longer / longest ) river in China. 3. My grandmother is the _ ( older / oldest ) person of the three. 4. Annies bag is _( newer / newest ) than Janets. tallerlongestoldestnewerDevelopment: Try to compare the family memberMy father is older and fatter than my mother.My brother is taller and stronger than me.Homework 运用形容词的比较级和最高级对家庭成员进行身材、外貌对比 (3-5句话)The words you can use: younger/youngest; older/oldest; taller/tallest