形容词副词ppt课件.ppt
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1、8A Unit 1 形容词、副词的比较级与最高级 (A) 一 比较级: 1. A is taller than B. 2. A is more interesting than B. 3. A is +比较级+than any other + n单数 =A is +比较级+than the other + n复数 A is taller than any other student in the class. =A is taller than the other students in the class. Russia is bigger than any other country in
2、 the world.(俄罗斯比世界上任何国 = Russia is bigger than the other countries in the world. 家都大) Shanghai is bigger than any city in Jiangsu.(上海不在江苏范围之内),二 最高级: 1.the +adj/ adv的最高级+ of/among+具体数目 She is the tallest of the three. the +adj/ adv的最高级+ in +单位(地点) She is the tallest in her class. 2.one of the/my +ad
3、j最高级+n复数 最之一 The Spring Festival is one of the most important festivals in the world. John is one of the best basketball players in his school. 三 原级和比较级之间的转换: A+比较级+than +B = B+not +as/so +原级+as+A He is taller than I. = I am not so/as tall as he. =I am shorter than he/him.,四 比较级和最高级之间的转换: 比较级+than+a
4、ny other +单数n. He is taller than any other student in his class. = He is taller than the other students in his class. =He is the tallest student is his class. Russia is bigger than any other country in the world. = Russia is bigger than the other countries in the world. =Russia is the biggest countr
5、y in the world. (B) adj或adv的比较级或最高级的构成: 1.单音节和部分双音节adj构成比较级和最高级: 直接+er;+est 以e结尾+r;+st (nice,fine,late,close,large) 以y结尾 去y+ier; 去y+iest (pretty,easy,heavy,happy,funny,tasty) 双写后面辅音字母+er; +est (big,hot,fat,wet,thin,slim,red,sad),2.多音节和小部分双音节,前加more构成比较级,加most构成最高级 (beautiful,important,tired,careful,
6、interesting,dangerous,famous) 3.有些adj或adv的比较级和最高级呈不规则变化 (good/well, bad/ill, many/much,little,old,far) 4. 特殊的词 slow(slower,slowest) quick lucky easy slowly(more slowly,most slowly) quickly luckily easily,.,nicer,nicest,slimmer,slimmest,shorter,shortest,prettier,prettiest,morehumorous,most humorous,大
7、部分单音节词在词尾加-er或-est,以不发音的字母 e结尾的词,加-r 或-st,重读闭音节词 末尾只有一个辅音字母时,应先双写辅音字母,再加-er 或-est,以辅音字母+y结尾的双音节词,先改 “y”为“i”,再加-er或-est,部分双音节词和多音节词在前面加more或most,Work out the rule,一、规则形容词、副词的比较级最高级,harder,hardest,earlier,earliest,more happily,most happily,Summary:形容词、副词的比较级最高级 的构成基本相同. 但是形容词的最高级前要用定冠词the, He is the t
8、allest student in his class. 副词的最高级前可用可不用定冠词the. Jim jumped (the) highest of the three.,.,worse,worst,less,least,older/ elder,better,best,more,most,farther/ further,farthest/ furthest,二、不规则形容词的比较级最高级,Work out the rule,注:older 一般指年龄大小; My father is older than my mother. elder指长幼关系(一般修饰名词作定语); My elde
9、r brother is a driver. farther指距离更远;I cant go any farther. further指抽像的,更进一步,更深入的;further study (进一步学习,深造),oldest/ eldest,(C)用法: 1.与原级连用的词:so,very,quite,too,rather,how,asas, not as/soas 2.与比较级连用并修饰比较级的词:much,even,far,a little,a lot,a bit ( ) Today is_ hotter than yesterday. A. very B. quite C. few D.
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