形容词与副词比较级和最高级（形容词和副词的比较等级不等同于比较级）

《词语句篇学习法》的语言知识学习过程是从词汇到语块，从语块到句子，再到篇章，是bottom-up模式；《词语句篇学习法》的运用能力解题思路是从篇章到句子，从句子到语块，再到词汇，是top-down模式。

本头条语言知识的讲解也是从上到下的top-down模式 ，以便学习者能形成整体的思路，系统检测、查漏补缺环节持续进行中，敬请关注！

《新概念英语》Pre-Unit Test 1 Ex.H

一、看例句明考点 Look at this example:

It is warm today, but it was warmer yesterday.

二、语言知识归纳：形容词比较级的构成与用法，比较级是比较等级语言点的下属分枝。

（一）比较等级的概念

1. 形容词和副词的比较等级分为原级、比较级和最高级三种。

2. 只描绘性形容词和副词才有比较等级。

3. 形容词和副词比较级和最高级的的构成分为两种情况：

1）多数双音节和所有多音节形容词或副词加more -, most -；

2）单音节及少数以-er, -ow, -y结尾的双音节形容词或副词 加-(e)r, -(e)st。

（二）比较等级的构成

1．形容词和副词的原级就是它们的原形，除它们的一般用法外，还用于as…as, (not) as / so…as句型，如：

This building looks not as / so high as that one. (so…as只用于否定句)

Mr Sun speaks English as fluently as you. (as…as既能用于肯定句，又能用于否定句)

2. 加more, most构成比较级或最高级的形容词和副词词根无变化；如：

sudden-more sudden-most sudden, difficult-more difficult-most difficult,…

3. 加-(e)r, -(e)st构成比较级或最高级的形容词和副词的词根变化规则如下：

4. 少数形容词和副词的比较级或最高级的不规则形式：

（三）比较级的用法：比较范围和比较结构

三、仿例句完成句子： Do these in the same way：

1. It is cool today, but it was ___________ yesterday.

2. It is wet today, but it was ___________ yesterday.

3. He’s late again today, but he was ___________ yesterday.

4. This test is easy, but that one is ____________.

5. This book is expensive, but that one is ______________.

6. This bookcase is large, but that one is _______________.

7. That film was interesting, but the other one was ____________.

8. Betty is pretty, but Jane is _____________.

9. Miss Green is beautiful, but Miss White is ______________.

10. Tom is intelligent, but Bill is _______________.

四、参考答案：

1. cooler 2. wetter 3. later 4. easier 5. more expensive 6. larger 7. more interesting 8. prettier 9. more beautiful 10. more intelligent