川教版三起 六下Unit1 Lesson 2 Which Dress Is Better课件（29张）

Lesson 2
Which Dress Is Better?
Words
big.
small.
How is it ?
It’s
It’s
A: How is it ?
B: It’s ______.
A: How is it ?
B: It’s cute.
A: How is it ?
B: It’s delicious/yummy.
A: How is she ?
B: She is beautiful.
A: How is he ?
B: He is tall.
short
shorter
形容词的比较级
两个事物或人的比较用比较级，比较级后面一般带有单词than。
比较级句子结构：
A + is/are + 形容词比较级 + than + B
For example：
Tom is older than Bill.
The tree is taller than the flower.
形容词的最高级

表示三者或三者以上（人或事物）的比较用最高级，最高级的前面必须加定冠词the。
最高级的句子结构：
A + is/are + the + 最高级 + 范围
For example：
Russia is the largest county in the world.
Lucy is the tallest girl in the class.
形容词比较级和最高级的变化规则
1、一般情况下，加er构成比较级，加est构成最高级。
tall—taller — tallest
long—longer—longest
short—shorter—shortest
2、以不发音的e结尾, 加 r构成比较级,加 st构成最高级。
large– larger-- largest
hot – hotter-- hottest
big—bigger—biggest
3、以重读闭音节结尾，呈现辅元辅结构的词 ,先双写末尾的这个辅音字母, 加er构成比较级，加est构成最高级。
4、以辅音字母+y结尾的词, 把y变i，加er构成比较级，加est构成最高级。
busy– busier– busiest
happy—happier—happiest
5、多音节形容词或部分双音节形容词变比较级在词前，加 more构成比较级，加est构成最高级。
beautiful—more beautiful —most beautiful
注：最高级把er变成est，more变成most。
形容词比较级
形容词最高级
比较
比较
标志词
最高级前面加
词尾
词尾
翻译为
翻译为
比较级与最高级的区别
两者
三者或者以上
than
the
-er
-est
更……
最……
Exercises
1.The sun is ______than the earth.
A big B very big C bigger D the biggest
2.This film is ____interesting than that one.
A more B much C very D the most
3. Which do you like____, tea or coffee?
A well B better C best D most
C
A
B
写出下列形容词的比较级和最高级
large ____ ?____?
interesting ____? ?____?
long ____ ? ____?
short ____ ____?
big ____ ____? ?
?heavy ____ ____? ?
根据句意填入单词的正确形式
1 My brother is two years __________(old) than me.
2. What is______ (long) river in the world?
3. Is your sister ______(young) than you? Yes, she is.
4. 6.My eyes are ________(big) than her
5.Who gets up _________(early), Tim or Tom?
填空题—比较级填空
1. A is 10 years old, B is 11 years old.
—A is ______ than B.
2. Tom is 160 cm, Lucy is 170 cm.
—Lucy is _______than Tom.
3. The elephant is 893 kg, the pig is 158 kg.
—The elephant is _______than the pig.
younger
taller
heavier
Thank you!