形容词和副词 比较级和最高级课件

1、形容词副词的比较级和最高级1.掌握形容词、副词比较级和最高级的构成2.掌握形容词、副词等级的基本用法Learning aims :形容词：是修饰名词（人或事物），表示名(adj.) 词的性质，特征或属性一种词类。 它在句中作定语、表语和宾语补足语。一、形容词的概念形容词作定语一般放在被修饰的名词之前。 如: a /an _book, two _trees 等。二、形容词的用法形容词放在系动词be 、look、 get、sound 、feel 、keep、turn、feel、become、seem、 grow、 smell等之后。如:1.I am short. 2.She looks fine.

2、 3.The leaves turn green.newbigA 副词的作用1.用来修饰2.说明时间,地点,程度,方式等, 做状语.动词形容词全句副词Many birds live there _ (快乐地生活) all year round, they can_(容易地抓) catch fish for food. happilyeasilyThese trousers are_( 太紧),I prefer to wear jeans. too tight 副词修饰动词副词修饰形容词I couldnt jump _(够高 ) to reach the maple leaves. 副词修饰副词

3、high enough_,its very difficult for giant pandas to survive in the wild. 副词修饰全句Sadly一、形容词、副词的比较级、最高级的构成规则： 1 一般在形容词、副词后加上er表示比较级加 上est表示最高 级 原级 比较级 最高级 1）small small small 2) young young young 3) fast fast fast er esteresterest2 以不发音的e结尾的，只加上r表示 比 较级，加上st表示最高级。 1) large large large 2) nice nice nice

4、 3) fine fine fine rstrstrst4 双写最后一个辅音字母，然后加上 er 表示比较级；加上est表示最高级。 原级 比较级 最高级1） big big big 2) thin thinner thinnest3) wet wetter wettest4) fat fatter fattest 5) hot hotter hottest gergest5 双音节和多音节的形容词，副词，在这些形容词和副词前加上more表示比较级；加上most表示最高级。 原级 比较级 最高级beautiful more beautiful most beautifulimporatant

5、more important most important 不规则变化 有一些词的比较级、最高级变化是不规则的，需要特殊记忆。如： good / wellbetterbest bad / illworseworst many / muchmoremost littlelessleastfarfartherfarthest(表示距离) / farfurtherfurthest (表示程度) oldolder / elderoldest (表示新旧或年龄) / eldest (表示兄弟姐妹之间的长幼关系)6.fast7.high8.clever9.fine 10.latefaster fastes

6、thigher highestcleverer cleverestfiner finestlater latest形容词副词原级的常用句型Tom is as tall as Mike.as+形容词副词原形+as和一样There are as many students in our school as yours. Tom is three times as old as Mike.形容词副词原级的常用句型Tom is as tall as Mike.否定形式：not as/so as 不如There are as many students in our school as yours. T

7、om is not as/so tall as Mike.There arent as/so many students in our school as yours. 程度副词very, too, so, quite等修饰形容词的原级 如：very tall、 too hot、 so cold The car is quite/very cute.The flood is very/so serious.形容词原级的常用句型1.两者（A与B）进行比较，“A比B较/更”。 A + 谓语 + 形容词或副词的比较级 + than + B. eg: Tom 比 Sam 高。 Tom is talle

8、r than Sam. Tom 比 Sam 跑得快。 Tom runs faster than Sam. 英语比数学重要。 English is more important than math. Lucy 比Lily 学习好。 Lucy studies better than Lily.形容词副词比较级的常用句型2.两者（A与B）进行比较，“哪一个更/较” Which/Who 谓语 + 比较级, A or B ? eg:数学和英语哪一科较简单？ Which is easier, math or English? Tom和Sam谁跑得更快？ Who runs faster, Tom or Sa

9、m? 形容词副词比较级的常用句型The little boy is getting _ and _.taller taller 天变得越来越黑. 情况一天比一天好起来.Its getting darker and darker.Things are getting better and better everyday.5. The + 比较级，the + 比较级 “越，就越” eg：越多越好。 The more , the better. 你吃的越多，你就越胖。 The more you eat, the fatter you will become形容词副词比较级的常用句型The _, ,

10、the _.more hamburgers you eatfatter you will be翻译练习她越长, 越漂亮.你越仔细, 出错越少.你越锻炼, 就越健康.The elder she is, the more beautiful she grows.The more careful you are, the less mistakes you will make.The more exercise you do, the healthier you will become.形容词副词比较级的常用句型6.用形容词的比较级来表达最高级的概念： A+谓语+比较级+than any (othe

11、r) +可数名词单数+范围。 “A是中最的”或“A比(其他)任何都” 注：当A在范围内比较时，必须加other;当 A不在范围内比较时，去掉other. eg：上海比中国其他的任何一个城市都大 Shanghai is bigger than any other city in China. 上海比日本的任何一个城市都大 Shanghai is bigger than any city in Japan.比较级前的修饰词比较级可用表示程度的副词修饰，如 a lot=much =far 得多a little = a bit 一点even 甚至still 更这个便宜得多。This is much c

12、heaper.我今天感觉好点儿了.I feel a little better today. 这个甚至更贵些。This one is even more expensive. “比较”出来的英语A friend is easier lost than found.朋友易失不易得。2. Enough is as good as a feast.知足常乐。3. Better to do well than to say well.说得好不如干得好。4. Better the last smile than the first laughter.宁可最后微笑，不可首先狂喜。形容词/副词的最高级的用法

13、当比较对象 大于等于三 表示“最”的意思。常接表示范围的介词短语。如：in/of/among等等。He is the tallest in our class. 他在我们班里是最高的。注意: 形容词最高级前一定要有定冠词the， 而副词最高级前则不需要。 例： He runs (the) fastest in his class他是他们班里跑的最快的。形容词最高级的常用句型(三者或三者以上)the+最高级+ofin那个短发的女孩是我们班最高的.The girl with red hair is the tallest in our class.上海是中国最大的城市.Shanghai is th

14、e largest in China.最重要的语言之一是英语。One of the most important languages is English. One of+the+最高级+名词复数 “最的之一”云南是中国最美的城市之一。Yun Nan is one of the most beatiful cities in China. the+序数词+最高级+单数名词+in短语 “在中是第几个”eg：黄河是中国第二长河。The yellow river is the second longest river in China.中国是世界上第三大国家。China is the third l

15、argest country in the world.4. Which/Who +谓语+ the +形容词或副词最高级, A ,B or C ? 表示“三者中哪一个更、最” Which is the biggest , the moon, the earth or the sun ? 月球、地球和太阳哪一个更大？比较级与最高级的互换1Jim 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)= J

16、im is the tallest in our class.（吉姆是我们班最高的）Test1） - Are you feeling _? - Yes，Im fine now.A. well B. better C. good D. quite better 答案：B. quite修饰原级，well的比较级为better.2）The experiment was_ easier than we had expected.A. more B. much more C. much D. more much 答案：C. much可修饰比较级，因此B，C都说得通，但easier本身已是比较级，不需mo

17、re，因此C为正确答案。3）If there were no examinations, we should have _ at school. A. the happiest time B. a more happier time C. much happiest time D. a much happier time 答案：D。用所给词的正确形式填空：1.Which is _ (big) ,the sun,the moon or the earth?2.Which is _ (beautiful),the black coart or the blue one?3.This mooncake is _ (cheap) of all.4.He is _ (strong) in the class. 5.English is _(widely)spoken in the world. biggest more beautiful cheapest the strongest the most widely 6. Dick sings _ (well), she sings _(well) than John, but Mary sings_(well) in her class.7. Johns parents have four daughters