仁爱英语八年级上形容词比较级讲解

1、Liu Xiang is taller than Tom. Tom is tall .Yao Ming is the tallest of them .Pan Changjiang is short .Tom is shorter than Pan Changjiang .Lin Tao is the shortest of them .The red orange is small.The orange one is smaller.The green one is the smaller of all.1.比较级的比较级的基本形式基本形式是在单词结尾是在单词结尾+er，注意区别在名词的后面

2、，注意区别在名词的后面+er变身为相应的职业。变身为相应的职业。 2. 以不发音的以不发音的e结尾，单个字母结尾，单个字母e结尾，结尾，+r。3. 重度闭音节重度闭音节的单词要双写再的单词要双写再+er。4. 以以辅音辅音+y结尾结尾的（单个的（单个y发音的）去发音的）去y为为i+er。5. 多音节多音节（大于等于（大于等于3个音节）的比较级是在单词前面个音节）的比较级是在单词前面+more，表示更加怎么样。表示更加怎么样。Read and compare :younglongfullshortsmalloldfineeasyhungryearlyheavybigredyounger youn

3、gestlonger longestfuller fullest shorter shortestsmaller smallestolder oldest finer finesteasier easiesthungrier hungriest earlier earliestheavier heaviestbigger biggest redder reddesthealthymanyfamousillexcitingcarefullywet hotlittlefewhealthier healthiestmore mostmore famous most famousworse worst

4、more exciting most excitingmore carefully most carefullywetter wettesthotter hottestless leastfewer fewest1“A + be +形容词比较级形容词比较级 + than + B” 意思为意思为“A比比B更更”。 如：如：This tree is taller than that one. 这棵树比那棵树高。这棵树比那棵树高。 在含有在含有连词连词than的比较级中，的比较级中，前后的比较对象必须是同一范畴，即同类事物之间的比较。前后的比较对象必须是同一范畴，即同类事物之间的比较。 在比较级前面

5、使用在比较级前面使用much，表示程度，表示程度“强得多强得多”。 如：如：A horse is much bigger than a mouse. very, quite一般只能修饰原级，不能修饰比较级。一般只能修饰原级，不能修饰比较级。 注意：注意：英语中往往用英语中往往用that/those或或the/that one/the ones代替上代替上文提及的同等部分。但如果比较的事物是不可数名词，用文提及的同等部分。但如果比较的事物是不可数名词，用that 不能用不能用the one/the ones/those The water in the glass is cleaner than

6、 that in the river. 杯子里的水比河里的水清。杯子里的水比河里的水清。（water 为不可数名词）为不可数名词）The money with him is more than that with me.The food in this shop is nicer than that in that shop.The book on the desk is older thanthat /the one in it.I like these pictures better than those/the ones on the wall. (我喜欢这些画胜过墙上那些。我喜欢这些画

7、胜过墙上那些。)(those, the ones 指代可数名词复数指代可数名词复数)The apples in the bag are bigger than those / the ones in the box. The students outside the classroom are more than those/the ones in it.2“比较级比较级 + and + 比较级比较级”或或“more and more +原级原级”表示表示“越来越越来越” 如：如：It becomes warmer and warmer when spring comes. 春天来了，天气变得

8、越来越暖和了。春天来了，天气变得越来越暖和了。 It is getting cooler and cooler. 天气越来越凉爽。天气越来越凉爽。 The wind became more and more heavily. 风变得越来越大。风变得越来越大。 Our school is becoming more and more beautiful. 我们的学校变得越来越美丽我们的学校变得越来越美丽 3在含有在含有or的选择疑问句中，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。如果有两者供选择，前面的形容词要用比较级形式。 如：如：Who is shorter,Jim or

9、 John? 4. “the +比较级比较级, the+比较级比较级”，表示表示“越越越越”。 The more you practice，the easier it becomes。你练得越多，做起来就变得越容易。The more，the better. 越多越好。越多越好。 5.比较级的修饰语有比较级的修饰语有 : much, far, even, a little, a lot, a bit, rather, still, a great deal (大量大量) + adj./adv. 比较级比较级Chickens are much smaller than cows。Today is

10、even colder than yesterday. 6. 当比较级后没有当比较级后没有than, 而为而为of the two的结构的结构,比较级前加比较级前加the. Tom is the taller of the two boys. 汤姆是这两个男孩中最高 7. 表示倍数的比较级用法：表示倍数的比较级用法： . A + be +倍数倍数+ times + the + 形容词对应名词形式形容词对应名词形式+ of + B. 如：如：The new building is three times the height of the old one. 这座新楼比那座旧楼高三倍。这座新楼比那

11、座旧楼高三倍。(新楼是旧楼的四倍高新楼是旧楼的四倍高) . A + be +倍数倍数+ times +as +原级原级+ as+ B. 如：如：Asia is four times as large as Europe. 亚洲是欧洲的四倍大。亚洲是欧洲的四倍大。(亚洲比欧洲大三倍亚洲比欧洲大三倍) . A + be + 序数词序数词 +比较级比较级+ than + B. 如：如：Our school is twice bigger than yours. 我们学校比你们学校大两倍我们学校比你们学校大两倍。 8.形容词最高级形容词最高级1).用于用于in, of 或或among的结构中的结构中,

12、 形容词最形容词最高级前高级前+the He is the tallest in our class.I am the best of (among)the three. He is the thinnest boy in my class.2)、one of the + 最高级最高级 + 名词复数名词复数 + in/ofShenzhen is one of the biggest cities in China3)、the + 序数词序数词 + 最高级最高级 + 名词名词 + in/ofThe Yellow River is the second longest river in China

13、.4)、Which/Who is the + 最高级最高级,A ,B or C ? Which is the biggest , the moon, the earth or the sun ?5)、This is the + 最高级最高级 + 名词名词 (that) I have ever seen/listened.This is the most beautiful city that I have ever visited.比较级，最高级和同级之间的转换1. not so(as) +a./ad. (原级)+as反义词比较级 + thanTom is not so (as) short

14、as John. = Tom is taller than John.2. not so (as) +a./ad. (原级)+as less +原级 + thanTim is not so (as) careful as Jone.= Tim is less careful than Jone. 3.不能与自身相比较。应借助other或else来表达排除1) 比较级+than + any other + 单数名词Jam is taller than any other student in his class.= Jam is the tallest student in his class.

15、2) 比较级 + than + the other + 复数名词Mike is thinner than the other boys in his class.= Mike is the thinnest boy in his class. 3) 比较级+than+ any+单数名词(anyone) elseShe is taller than any student (anyone) else in her class.= She is the tallest in her class.4. 比较级、最高级和同级之间的转换Eg. She is the cleverest student i

16、n our class. = She is cleverer than any other student in our class.= She is cleverer than the other students in our class.= She is cleverer than any student else in our class.=No one else in our class is as clever as he.=Nobody else in the class is as clever as he.=No other student in our class is a

17、s clever as he.辨别错误 The weather in Guangzhou is hotter than the one in Yangzhou.填空题比较级填空1. A is 10 years old, B is 11 years old. A is _ than B.Tom is 160 cm, Lucy is 170 cm. Lucy is _than Tom.The elephant is 893 kg, the pig is 158 kg. The elephant is _than the pig.oldertallerheavier四. 单项选择。1. Lucy i

18、s very short, but she is _ than her sister. A. shorter B. longer C. taller D. older 2. Frank is _ friendly than his brother. A. a little more B. a few more C. much D. a little 3. Sam is _ at Chinese than Jim. A. good B. well C. better D. gooder 4. This one is too large. Can you show me a _one? A. larger B. large C. small D. smaller 5. Do y