Unit 5 Amazing nature Grammar课件(共14张PPT)外研版七年级下册英语

(共14张PPT)
The art of having fun
Unit 5
Grammar
...山____________
海潮，潮汐____________
单词复习
Mount
tide
What is Qinghai-Tibet Plateau famous for
What is plateau like
What is this area full of
What’s the writer’s comments on his/her hometown
It is famous for the world’s ____________mountain.
highest
This area is full of___________________colors in nature.
the most amazing
The plateau is________than the big cities.
It has________ shops and restaurants.
But it has__________presents from nature.
quieter
It is _______than any other place.
I’m proud to say that I’m from one of________________places in the world.
better
Review
fewer
the best
the most beautiful
Read and observe.
Rules
high
higher
highest
amazing
more amazing
most amazing
quiet
quieter
quietest
比较级表示两个/类人或事物之间的比较
最高级表示三个/类或以上人或事物之间的比较。
Grammar
形容词和副词的比较级的变化规则
类别 构成方法 原级-比较级-最高级
单音节词和少数双音节词 一般直接+er/est cold-colder-coldest high-higher-highest
不发音的e结尾时+r/st close-closer-closest safe-safer-safest
辅音字母加y结尾时，把y变i+er/est early-ealier-earliest heavy-heavier-heaviest
重读闭音节结尾并且只有一个辅音字母时，双写最后一个辅音字母+er/est big-bigger-biggest thin-thinner-thinnest
多音节词和部分双音节词 在原级前+more/most interesting-more intersting- the most interesting
beautiful-more beautiful-the most beautiful
在原级前+less/least important-more important-the most important
helpful-more helpful-the most helpful
原级 比较级 最高级
good/well
bad/badly/ill
many/much
little
far
常见形容词和副词最高级不规则变化
口诀：两好两坏两多一少一远
better
best
worse
worst
more
most
less
least
farthest/furthest
farther/further
比较级的用法
A+
系动词+adj.比较级
实义动词+adv.比较级
+ than B.
比较级前可加
1.表示程度的副词：a little,abit,a few,a lot, much,even,still,far,rather
2.表示具体数量差别的结构“数字+单位+long/high/tall/wide...”
“越来越...”的表达方式
1.比较级+and+比较级2.more and more+adj.原级
“越...就越...”的表达方式
1.the+比较级,the+比较级
It’s better than any other place.=It’s better than other places.
最高级的用法
A+
系动词+the adj.最高级
实义动词+the adv.最高级
+ in/of/among ...
in:不同类 of:同类
最...的...之一
one of +the adj.最高级+可数名词复数
第几最...
the+序数词+adj.最高级
adj.最高级前可加
物主代词，指示代词，名词所有格，替代the
adj.最高级前必有the,adv.可有可无
shorter
higher
highest
complete the facts about wonders in China.
Mahu Lake in Sichuan 134 m Muhu Lake is deep.
Kanas Lake is ________. Changbaishan Tianchi Lake is the ________.
Kanas Lake in Xinjiang 188.5 m Changbaishan Tianchi Lake in Jilin 373 m deeper
deepest
Practise
shorter
most famous
slow
faster
high
highest
Do you know any other famous rivers in the world
Amazon River
亚马逊河
6,400 kilometers long
Nile River尼罗河
6,670 kilometers long
How long is it
What is the river famous for
It’s one of the most famous rivers in the world.
Sample
A :Do you know any other famous rivers in the world
B: Yes, I know the Amazon river.It’s one of the most famous rivers in the world.
A:How long is it
B:It’s about 6,400 kilometers long.It's longer than most rivers, but it's shorter than the Nile river.
A:What is it famous for
B:It’s famous for its size.
Useful expretions
A :Do you know any other famous rivers in the world
B: Yes, I know...It’s one of ...
A:How long is it
B:It’s .. long.It's ..than ..., but it's ...than...
A:What is it famous for
B:It’s famous for...
Pair-work
What do you think is the most beautiful natural place
Talk about the most beautiful natural place in your opinion.
Pair-work
In my opinion/heart,... is the most beautiful place.Words can’t express my love for it.
It’s in...Province.
Beause it’s very beautiful.
/Because it can give me a calm feeling.
/Because there are so many colors there.
It’s one of the most famous... in the world.
/It is like...
Sample
A: Hello. What’s the most beautiful natural place in your opinion
B: The most beautiful natural place in my opinion is Zhangjiajie National Forest Park.
A: Where is it
B: It’s in Hunan Province.
A: What is it famous for
B: It’s famous for its towering mountains and beautiful waterfalls.
Talk about the most beautiful natural place in your opinion.
Make a short video about the most beautiful natural place to you and talk about it.
Homework