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1、tall,Bob,Tom,Mr.Zhang,Cheng long is taller than Pan changjiang.Yao Ming is the tallest of the three.,fast,strong,baby,Tom,Mr. Black,Bob,Tom,Tim,形容词的比较级 两个事物或人的比较用比较级，比较级后面一般带有单词than。,形容词的最高级 表示三者或三者以上（人或事物）的比较用最高级，最高级的前面一定要加定冠词the。,比较级与最高级的区别,形容词比较级和最高级的规则变化,1:单音节词 ，在词尾加er构成比较级，加est构成最高级。,tall- tall
2、er - tallest,longlongerlongestsmallsmallersmallestshortshortershortestnewnewernewest,2:以不发音的e结尾,直接在词的后面加 r构成比较级,加 st构成最高级,nice- nicer -nicest large larger- largest,重读闭音节词 ,双写结 尾的辅音字母, 再加er构成比较级，加est构成最高级。,hot hotter- hottest bigbiggerbiggest fatfatterfattest thinthinnerthinnest,以辅音字母+y的词, 把y变i加er构成比
3、较级，把y变i加est构成最高级。,easy- easier easiest busy busier busiest heavyheavierheaviest happyhappierhappiest,一、写出下列形容词的比较级和最高级 old_ young_ tall_ long_ _short_ _ strong_ big_ _ small_ _ fat_ thin_ _heavy_ _ high_ _early_ easy_ _,比较级句子结构：A + is/are + 形容词比较级 + than + BFor example：Tom is older than bill.The tre
4、e is taller than the flower.His picture is nicer than hers,最高级的句子结构：A + is/are + the + 最高级 + 范围,For example：Russia is the largest county in the world.Lucy is the tallest girl in the class.The nile is the longest river in the world.,二、根据句意填入单词的正确形式,1 My brother is two years _(old) than me.2. What is _(long ) river in the world?.3. Is your sister _(young) than you? Yes, she is.4. Who is _(thin) in your class ?.5. Whose pencil-box is _(big), yours or hers? 6.My eyes are _(big) than her7.Which is _(heavy), the elephant or the pig? 8.Who gets up _(early), Tim or Tom?,
