Unit1 Friends Grammar 课件 (共35张PPT)牛津译林版英语八年级上册

(共19张PPT)
牛津译林版八年级英语上册
Unit1 Friends Grammar
1
2
能熟悉并能正确运用本课时的重点单词和短语。
能掌握形容词的比较级和最高级的构成和基本用法。
预习检测
1. ‘‘Food Safety” has become one of _______ topics recently. A. hot B. hotter C. hottest D. the hottest
2. The weather here is _______ than that in my hometown.A. warmer B. more warmC. warm D. more warmer
3. People usually like the TV channels with funnier programmes but _______ advertisements. A. few B. little C. fewer D. less
D
A
C
Which do you like best, dogs, cats or chickens
新课导入
Video about comparative and superlative adjectives
Meng Xi’s box is .
Liu Xin’s box is than Meng Xi’s.
Mr. Gu’s box is the of all.
heavier
heaviest
heavy
1.大部分+est
2.不发音字母e结尾+st
3.辅音+Y
将Y变i+est
4.重读闭音节双写尾字母+ est
5.长单词，前+the most
6.不规则特殊记
1.大部分+er
2.不发音字母e结尾+r
3.辅音+Y 结尾
将Y变i+er
4.重读闭音节双写尾字母+ er
5.长单词，前+more
6.不规则特殊记
Liu Xin is tall.
Zheng Yu is taller than Liu Xin.
Mr. Gu is the tallest of all.
Have a try
1. Bob is a little_______________(fat) than Paul.
2. Lily is ___________ girl in our class.(beautiful)
3. Dave is even __________(short) than Sam.
4. Of all the girls, Lucy is __________. (slim)
5. She is a lot __________(older) than her sister.
6. Lucy is a bit_________ than her sister. (careful)
7. Mary sings far__________(badly) than anyone
else in her class.
8. He is very _____________ (funny),
9. A truck is much ________ (big) than a car.
10. Millie is quite _______ (happy) today.
fatter
shorter
the most beautiful
the slimmest
older
more careful
worse
funny
bigger
happy
知识梳理
Language Points
1. worse 更差，更糟，更坏（bad、badly的比较级）
worst 最差，最糟，最坏 （bad、badly的最高级）
此外：better 更好（good、well的比较级）
best 最好（good、well的最高级）
e.g. Everything becomes worse.
一切变得更糟。
e.g. What's the worst thing that could happen
情况最坏会怎么样？
2. competition n. 竞赛，比赛；竞争
e.g. 他们正在竞赛。
They are having a competition.
compete vi. 竞争；比赛；对抗
e.g. We have to learn to cooperate and compete.
我们必须学会合作和竞争。
compete with 与……竞争
e.g. They decided to compete with us.
他们决定跟我们竞争。
最高级用法　
1.三者或以上相比, 表示最高程度用 “the + 最高级”
**最高级后常有介词短语(of/among/in …)
Of \among 表示在同一范畴内
in表示范围，通常地点比较多
He is the tallest of the three students.
Mr Green is the most popular among the teachers.
Jim is the funniest boy in our class.
Nanjing is the biggest city in Jiangsu,
City
Country
Which do you like better, the city or the country
研学随练展收获
2.不规则变化
more most
better best
worse worst
less least
原级
比较级
最高级
good / well
ill/ bad
many / much
far
little
farther farthest
40 yuan
48 yuan
55 yuan
Meng Xi’s book is expensive.
Jia Yue’s book is more expensive than Meng Xi’s.
Among them, Zi Yan’s book is the most expensive .
⑤ 多音节词和某些双音节词应在其前加more变成
比较级，加most变成最高级。
原级
比较级
最高级
beautiful
important
popular
expensive
more beautiful
most beautiful
more important
most important
most popular
more popular
most expensive
more expensive
比较级的其它用法
1. The weather is getting hotter and hotter.
2. The older he grows，the more he knows.
3. Bob is the taller of the two boys
比较级and 比较级
The +比较级…the +比较级…
两者中较…… the +比较级+of…
Our school is better and better
The more, the better.
The higher, the worse.
eg. Lily is ___________ (short) of the
two girls.
the shorter
adjective comparative superlative
clean
short
cute
happy
lazy
big
thin
sad
difficult
interesting
good
bad
cleaner cleanest
shorter shortest
cuter cutest
happier happiest
lazier laziest
bigger biggest
thinner thinnest
sadder saddest
more difficult most difficult
more interesting most interesting
better best
worse worst
P12 Part A
Summary
比较级的用法:
1. 用于两者之间的比较…than…
2. 在比较级的前面有时可以用表程度的词来
修饰，如：much,better.
记忆顺口溜: 两多(much, a lot),两少(a
little, a bit), even, far.
3.very, quite, so,really只能修饰原形，不能
修饰比较级。