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1、1形容词副词级别变化规则形容词副词级别变化规则大多数形容词和副词有比较级和最高级的变化，及原级、比较级和最高级。用来表示事物的等级差别，原级即形容词或副词的原形，比较级和最高级有规则变化和不规则变化两种，详见下表：1. 规则变化类别类别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的在词尾直接加-er/ -estlongtalllongertallerlongesttallest以不发音的字母 e 结尾直接加-r/-stlatelargelaterlargerlatestlargest以辅音字母+y 结尾的双音节词，变 y 为 i ,再加-er/-esteasyhappyheavyeas
2、ierhappierheaviereasiesthappiestheaviest单音节词和部分双音节词重读闭音节词词尾只有一个辅音字母时，双写该辅音字母，再加-er/ -estbighotthinbiggerhotterthinnerbiggesthottestthinnest多音节词和部分双音节词在原级前加 more 和 mostbeautifulcarefullmore beautifulmore most beautifulmost 形容词副词的级别变化形容词副词的级别变化知识精讲2ycarefullycarefully注意：形容词最高级前要加定冠词 the，副词最高级前一般将 the
3、省略。试比较：Mike is the tallest boy in our class.麦克是我们班最高的男生。Mike runs fastest in our class.麦克在我们班跑地最快。2. 不规则变化原级比较级最高级good/ wellbetterbestbad/ ill/ badlyworseworstmany/ muchmoremostlittlelessleastfarfarther(较远)further(进一步)farthest(最远)furthest(最大限度)oldolder(较老的，较旧的)elder(较年长的)oldest(最老的，最旧的)eldest(最年长的)一
4、、重难点：一、重难点：对于上述形容词中有两种不同形式的特殊比较级和最高级的，要对其用法熟记。二、易错点：二、易错点：掌握形容词比较级和最高级的变化规则，熟记少数特殊的不规则变化。构成比较级和最高级有两种方式：一是在词尾加-er 构成比较级，加-est 构成最高级；另一种形式是在词前加 more 构成比较级，加(the) most 构成最高级。三、补充点：三、补充点：三点剖析31. farther, further 这两个词都是 far 的比较级形式，但在用法上有所区别：1). farther 和 further 都可指具体的距离，即空间时间上的“较远” 。如：Lets not go any f
5、arther/further.我们别再走了吧。The service desk is at the farther/further end of the hall.咨询处在大厅稍往里的地方。2). further 还可用于抽象的引申义，如时间，程度和数量等，表示“进一步，更进一层” ，此时，不能用 farther。如：I may be able to give you some further information about it.关于这个问题，我还可以给你一些信息。The problem will be further discussed at the class meeting.这个问
6、题在班会上还将进一步讨论。2. older 和 elder 这两个词均是 old 的比较级，但在用法上有所区别：1). elder 表示“前辈的” 、 “年纪较长的” ，仅用于同一家庭成员的比较；older则不限于此。例如：My younger son is five and my elder son is nine。我的小儿子 5 岁，大儿子9 岁。 Tom is two years older than I.汤姆比我年长两岁。 2). elder 在句中只用作定语，不作表语；older 两者皆可。例如：My elder sister does her homework all by her
7、self. 我的姐姐独自做作业。His elder son got married last week. 他的长子是上星期结婚的。I think his mother is older. 我认为他的母亲年龄大引起。 3). elder 只能用来指人；older 不仅限于修饰人。例如：My elder brother joined the army when he was only fifteen.我哥哥年仅 15负就参了军。This dog is older than any other dogs here.这条狗在这里是最老的一条。I have a sister older than mys
8、elf.我有位比我大的姐姐。It is said Mr. Chen is over ten years older than Mrs. Li.据说陈先生比李女士大 10 多岁。4题模一：规则变化题模一：规则变化例例 1.1.11.1.1 Who is _, Li Ming or Li Tao. A tallB the tallest C tallerD very tall例例 1.1.21.1.2 写出下列形容词、副词的比较级和最高级careful _ _例例 1.1.31.1.3 I think Yi, the famous Chinese basketball player, will b
9、e _ new star in NBA A the hottestB the most hot C hotterD hot题模二：不规则变化题模二：不规则变化例例 1.2.11.2.1 写出下列形容词、副词的比较级和最高级little _ _例例 1.2.21.2.2 Which scarf is _, the green one or the blue one? A goodB better C bestD the best随练随练 1.11.1 Debbie is growing fast. She is even_ than her mother. A tallB taller C ta
10、llestD the tallest随练随练 1.21.2 Dad, would you please drive a little _? No worries. We have enough time to get there.题模精选随堂练习5A fastB faster C fastestD the fastest随练随练 1.31.3 Tony is not as clever as Lucy, but he works_ than her. A hardB harder C hardestD the hardest随练随练 1.41.4 I live _ to school than
11、 Betty, just a five-minute walk. A closeB too close C closerD closest随练随练 1.51.5 Ann is 12 years old and Alice is 15 years old. Ann is _ than Alice. A youngB younger C youngestD the youngest随练随练 1.61.6 Who comes to school _, Jerry or Martin? A earlyB earlier C earliestD the earliest随练随练 1.71.7 The a
12、ir in Beijing is getting much _ now than a few years ago. A cleanB cleaner C cleanestD the cleanest随练随练 1.81.8 Lisa sent for a doctor because she felt much _. A illB worse C worstD the worst作业作业 1 1 写出下列形容词、副词的比较级和最高级。1. wide _ _2. small _ _自我总结课后作业63. hot _ _4. busy _ _ 5. many _ _6. careless _ _ 7
13、. well _ _8. ill _ _ 9. far_ _10. old_ _作业作业 2 2 My friend, Li Ping, is _ than his father. A strongB stronger C strongestD the strongest作业作业 3 3 I think man-made wonders are _ than natural ones. A exciting B more exciting C most exciting D the most exciting作业作业 4 4 My sister is good at sports. She c
14、an jump _ than me. A highB higher C highestD the highest作业作业 5 5 The roads in my hometown are _ than before. A wideB wider C widestD the widest作业作业 6 6 Which subject do you like , Chinese or English? English, of course. A wellB better C bestD the best作业作业 7 7 WeChat is growing fast and it is _ than Skype in China. A popular B more popular C m
