《Language in use》Life now and then PPT教学课件

外研版九年级英语下册《Language in use》Life now and then PPT教学课件，共22页。

Lead in

你能总结比较级和最高级的变化规则吗？

long— longer—longest

healthy—healthier—healthiest

large—larger—largest

good—better—best

important—more important—most important

Grammar: 形容词与副词

形容词和副词的句法作用

1. 形容词

形容词一般放在名词之前作定语，或放在系动词之后作表语，或作宾语补足语。形容词作定语，一般都是放在名词之前，但若修饰不定代词 something, anything等则后置。

We must keep our classroom clean. (宾补）

They were kind and nice. (表语）

Can you see the old tree there? (定语）

Is there anything funny in the paper today?

2. 副词：

副词一般作状语，修饰动词、形容词以及全句，表示程度、方式等。

注：副词作状语修饰动词，一般是后置，修饰

形容词或副词要前置。

Mr Wang works hard in school.

Lily can speak Chinese very well.

频度副词：一般位于行为动词之前，系动词或助动词之后。常见的有 always, often, sometimes, usually, seldom, never。

程度副词：常置于形容词或副词之前。常见的有very, much, quite, pretty, so 等。

特殊用法

1. the + 比较级， the + 比较级 越……越……

2. 比较级+比较级 越来越……

3. the+ 比较级 of 两者

比较级表最高级

He is taller than any other boy in his class.

4. China is larger than any country in Africa.

China is larger than any other country in Asia.

当堂小练

用所给词的适当形式填空

1.The more careful you are, __________ (few) mistakes you may make.

2. Her husband was not as _________ (friend) to them as her parents.

3. Maths is one of ___________________ (important) subjects.

4. If you want to keep fit, you ’d better eat more vegetables and ______ (little) meat.

5. The population of Tianjin is _______ (small) than that of Beijing.