08形容词副词的用法，形容词 副词的比较级和最高级

一、形容词/副词的作用

形容词(adj.) 修饰名词

Eg:This is a wonderful world.
We are living in a beautiful new house.
Their sleeping bags were warm and comfortable.

副词(adv.) 修饰动词/句子/其他的形容词或副词
Roy acted quickly.
Suddenly, one of the children kicked a ball.
It rained continually and it was often bitterly cold.
The students from elite universities catch up very quickly.

二、形容词副词的三种比较级别（原级比较、比较级、最高级）

形容词/副词的比较级用法
adj./adv.的比较级 + (than 比较的对象)
“(和…相比)更…”
通常用于两者之间的比较

形容词副词的比较级案例

I am taller than you.
Air tickets are more expensive than train tickets.
Sometimes machines can perform better than human beings.
Bill Frith's garden is larger than Joe’s.
Bill Frith's garden is larger than Joe's garden.
Bill Frith's garden is larger than Joe. X
Bill works harder than Joe and grows more flowers and vegetables, but Joe's garden is more interesting.

形容词/副词的最高级用法
adj./adv.的最高级 + (介词短语表示比较的范围)
“(…范围内)最…”
通常用于三者或以上的比较

形容词/副词的最高级案例

My younger sister is the tallest one in her class.
The most serious problem of the project is the lack of power.
Joe Sanders has the most beautiful garden in our town.
Nearly everybody enters for 'The Nicest Garden Competition' each year, but Joe wins every time.
Every year I enter for the garden competition too, and I always win a little prize for the worst garden in the town!
He is the tallest of all the students.
He is the tallest in our class.
Which is the longest river in the world?
This is the finest picture of them all.
This stereo is the most expensive of all the ones in the shop.
He is the best boxer in our town.