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1、Lets fill in the blanks,形容词与副词比较级和最高级构成,规则变化,不规则变化,一、形容词、副词的最高级的构成规则： 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,est,er,est,er,est,2 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 3) fine fine fine,r,st,r,st,r
2、,st,3 以辅音字母+y 结尾的，把消去y,然后加 上ier表示比较级；加上 iest表示最高级。 原级 比较级 最高级 1）early early early 2) happy happy happy,ier,iest,ier,iest,4 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 thinnest 3) wet wetter wettest 4) fat fatter fattest 5) hot hotter hottest,ger,gest,5 双音节和多音节的形容词，
3、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 happily happily happily heavily heavily heavily,more,most,more,most,2. 构成的不规则变化: e.g. good / well better best bad / badly worse worst many / much more most little less least far farther / further farthest/ furthest,比较级的用法,1. A + be + 形容词比较级 + than + B
4、,e.g. Im more outgoing than you.,1.两者进行比较,表示“一方比另一方更”,2. A + 实义动词 + 副词比较级 + than + B,e.g. Tom jumps higher than Jack.,汤姆比鲍勃跳得更高。,我比你更外向。,2.“比较级and比较级”意为“越来 越” 。多音节比较级用“more and more形容词原级”形式。如： Its getting worse and worse. The wind became more and more heavily.,3. “the +比较级, the+比较级”， 表示“越越”。,The mor
5、e money you make, the more you spend.,钱你赚得越多，花得越多。,The more, the better. 多多益善。 The sooner, the better. 越早越好。,The harder you work, the more you get. 你工作越努力，得到的就越多。,4“Which / Who is + 比较级？”后面含有or的选择 疑问句中 如果有两者供选择，前面的形容词要用比较级形式。,如：Who is taller,Tim or Tom? 谁更高，Tim还是Tom? Which T-shirt is nicer, this one
6、 or that one? Who is more active, Mary or Kate?,6、表示在两者之间相差的程度用“具体数字+比较级+ than+ 比较对象”。 eg: The road is two metres longer than that one . 这条公路比那条公路长两米。 This pencil is four inches shorter than that one . 这只铅笔比那只铅笔短四英寸。,7.用比较级形式表示最高级的意思,比较级+than any other+单数,He is taller than any other student in our c
7、lass.,使用形容词比较级时需注意以下几点： 1) than后面接代词时, 一般要用主格形式， 但在口语中也可使用宾格形式。 如： My brother is taller than I/me. 2) 当需要表示一方超过另一方的程度时， 可以用much, a lot, a little, a bit, even, still 等来修饰形容词比较级。注意: 比较级不 能用very, so, too, quite等修饰。如： He is much more serious than Sam.,3) 形容词比较级后面往往用连词than连接 另一个比较的人或事物, 但在上下文明确 的情况下, 形容词
8、比较级可单独使用。如： My sister is tall, but my aunt is taller. 我姐姐个子高, 但我姑姑个子更高。 4) 进行比较的人和物必须是同一类。 My books are more than yours. I have more books than you.,讲述某人或某物自身情况时用原级。 基本句型：主语+ 谓语 + 形容词/副词原级 +. He is very old now. 他现在很老了。 They ran quite fast. 它们跑得相当快。 The weather looks rather bad. 天气看上去相当糟 I am so hap
9、py. 我是如此的快乐。,原级的用法,表示两者之间没有差别时,使用句型： 主语(第一个人物) + 谓语动词 + as + 形容词/副词原级 + as + 第二个人物 +. 如：He is as excited as his younger sister. 他和他妹妹一样兴奋。 Lily rode her bike as slowly as an old lady. 莉莉骑车像老太太一样慢。 They picked as many apples as the farmers (did). 他们摘的苹果和农民一样多。,表示一方在某一方面不及另一方时，使用句型: 主语(第一个人物) + 谓语动词+n
10、ot + as / so + 形容词/副词原级 + as He is not so / as excited as his younger sister. 他没他妹妹那么兴奋。 Lily did not ride her bike so / as slowly as an old lady. 莉莉骑车不像老太太那样慢。 They didnt pick so / as many apples as the farmers (did). 他们摘的苹果不如农民多。,形容词或副词的最高级,1. A + be + the 形容词最较级 + 表示范围的介词词组,e.g. Dream Clothes is
11、the worst in town.,表示“三者（或以上）中最的”的句型：,梦想服装店是镇里最差的。,2. A + 动词 + (the) 副词最高级 + （表示范围的介词词组）,e.g. The DJs choose songs the most carefully.,音乐主持人选择音乐最细致。,形容词最高级的用法 (in; of) 在里面，是最 那个短发的女孩是我们班最高的. 今天是一年中最热的一天. 他的房间是三个中最干净的一个. 上海是中国最大的城市.,The girl with red hair is the tallest in our class.,Today is the hot
12、test day of the year.,His room is the cleanest of the three.,Shanghai is the largest in China.,2.表 “最之一”,one of the+最高级+名词复数 是最之一,e.g.The city is one of the most beautiful cities in the world.,Lu Xun is one of the greatest writers last century.,3.Which/Who+ 比较级，A or B? Which/Who+ 最高级，A ，B or C?,e.g.
13、Who is older, Jim or Tom ? Who is the tallest, Jim , Mike or Tom,Which language is _ , English, French or Chinese? A. difficult B. more difficult C. the most difficult,4.当表示“第几个最”意思时，经常在最高 级的前面加second, third,等词。 the+序数词+最高级+名词,e.g.This is the third largest city in China .,5.当最高级前有物主代词修饰时，其前不加 定冠词the
14、.,e.g. Its my best clothes.,Its our largest machine in our factory.,6.This is/ was the最高级+名词+that定语从句 这是里面，最,This is the worst film that I have seen these years.,Follow ups(随堂练习),1、-Mr Zhou, all of the students in our group, who lives _? -I think Li Lei does. A. fat B. father C. farthest D. farest 2
15、、The Changjiang River is _ than any other river in China. A. shorter B. longer C. shortest D. longest 3、Bob never dose his homework _ Mary. He makes lots of mistakes. A. so careful B. as carefully as C. carefully as D. as careful as 4、_ she is, _ she feels. A. The more busy, the more happy B. The busy, the happy C. Busier, happier D.The busier, the happier 5、Th
