小学形容词的比较级和最高级PPT课件

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words.
big cheap young heavy beautiful
nice thin
late
thirsty
light carefully
early happy
interesting
easy safe clever easily
二.不规则变化
原级:
Usages
1.表示两者相等时
A+be+as+原级+as+B
tallest
taller
tall
The little boy is tall. PCJ is taller than him. YM is the tallest of them.
形容词副词的比较级,最高级
1.原级(positive degree) 2.比较级 ( comparative degree) 3. 最高级 (superlative degree)
thin
5. 以er结尾,直接加 -er/-est; eg. clever
6.多音节词和部分双音节词词前加 more/most.
eg. careful beautiful
Write out the Comparative Degrees(比较级)and the Superlative Degrees(最高级)of these
等修饰形容词时,该形容词用比较级. eg.Japan is a little larger than Germany.
5.两者比较用比较级,带有than的用比较级; eg.Who is younger,Tom or John ?
This story is more interesting than that one.
Changjiang is the longest river in China.
.
12
Complete the sentences with the right forms of the words.
1.Jim is very _____. Li Lei is _____ than Jim. (hungry)
The house is three times as large as the kitchen.
比较级用法: 1. A+be+比较级+than+B 表示A比B......"
eg.The man is taller than that woman. 2.比较级+and+比较级 表示“越来越.......”,多
8.She speaks English _____in our class. (well)
9.Lucy jumped quite _____.(far)
10.I think English is as _____as Chinese. (important)
11.This picture is _____ of the four. (beautiful)
.
9
6.the+比较级+of the two 表示“两者中比较... 的一个
eg.The girl is the taller of the two.
.
10
最高级: 1.三者或三者以上用最高级,带有of...或in....
短语的句子用最高级
eg.He is the tallest student in his class.
2.Kate’s mooncakes are ___ of all. (nice)
3.Your box is _____ than mine. But his is _____ of the three.
4.Unit 2 is quite _____. Unit 3 is ___than Unit 2. It’s ____in Module 1.
一.规则变化
1.一般直接加 -er/-est; eg. tall long
2.以不发音的e结尾时加-r/-est;
eg. late
large
3.以“辅音字母+y”结尾的双音节词,变y为i加r/-est;
eg. easy happy
4.以“辅元辅”结尾的词,双写末尾辅音 加-r/est;
eg. fat
12.Lucy did _____ than Lily.(bad)
.
14
选择题:
1.--Tom is good at drawing. How about Mike?
--Mike is ____,I think. He has got more prizes than Tom.
eg.The coat is as beautiful as that one.
2.表示两者不相等时
A+be+not+as/so+原级+as+B
eg.The pig is not so heavy as the horse.
.
6
注意:
• 3.强调倍数时用(A是B的几倍) A+be+倍数+as+原级+as+B eg. The classroom is twice as big as the office.
5.This TV play is ___ than that one.(good)
.
13
6.My mother is very _____. She is _____in my family. (busy)
7.Lingling gets to school _____than the others. (early)
音节词可用“more and more..." eg. fatter and fatter taller and taller 3.the+比较级,the+比较级 表示"越...就越..." eg. The sooner,the better.
The more ,the better.
.
8
4.当有表示程度的副词 a little ,a bit , a lot ,much, even, still, far ,rather, any
2.one of the +最高级+名词复数,表示"最... 之一"
eg.Shanghai is one of Biblioteka Baiduhe most beautiful cities in China.
.
11
3.形容词最高级前一般用定冠词the,但形容 词最高级前有物主代词时,则不用定冠词
eg. Today is my happiest day.
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