Grammar教学评价实录

广元中学高2017级

教案

学科

英语

学期

高一（上）

主备人

李秀华

序列号

课

题

教学目标

Module 5

Grammar

Degrees os comparison

通过四个句型的学习，掌握比较级的特殊用法

教学重

难点

课

前

预

习

四个句型：1 倍数的表达

2 越来越。。。

3 越。。。越。。。

4 比较级前的程度副词

让学生复习形容词副词的比较级最高级规则并记忆

一

填空

Wang Wei likes the countryside very much. He thinks the air is _______, the sky is _______and there are also _________trees and _______rivers there. Michael thinks it is _______, too. And people can enjoy _________ there. Wang Wei goes there for his summer vacation every year. 二形容词，副词的比较级的构成规则复习

1. 通过加后缀-er和-est构成。单音节和部分双音节词通过加后缀

–er和-est构成比较级和最高级

原级

比较级

最高级

tall(高)

taller

tallest quiet(安静的)

quieter

quietest early(早)

earlier

earliest 注：

(1) 若原级以字母e结尾，则只加-r和-st：fine—finer—finest。

(2) 若原级以“辅音字母+y”结尾，则应将y改为i，再加-er和-est构成比较级和最高级：

dry—drier—driest。(例外：shy(害羞的)—shyer—shyest) (3) 若原级为重读闭音节结尾，且末尾只有一个辅音字母，则双写这个辅音字母后加词尾-er和-est构成比较级和最高级：big—bigger—biggest。

2. 通过在其前加more和most构成。

多音节和部分双音节词通过在其前加more和most构成比较级和最高级：

原级

比较级

最高级

difficult(困难的)

more difficult

most difficult dangerous(危险的)

more dangerous

most dangerous bravely(勇敢地)

more bravely

most bravely 注：

(1) 有的双音节词(如

clever, common, gentle, handsome, happy, narrow, polite, quiet, shallow, simple, stupid，often, seldom)可以有两种方式构成比较级和最高级级：

clever—cleverer / more clever —cleverest / most clever often—more often / oftener—most often / oftenest。等。

(2) 某些带有否定前缀un-的三音节词(如uncommon, unhappy, unpleasant, untidy等)可以用两种比较级形式：unhappy—unhappier / more unhappy —

unhappiest /

most unhappy。

形容词与副词比较等级的不规则变化

1. 常见的不规则形容词与副词的比较等级变化

原级

比较级

最高级

good(好的)

better

best well(好，健康的)

better

best bad(坏的)

worse

worst badly(坏地，恶劣地)

worse

worst ill(有病的)

worse

worst much(多)

more

most many(多)

more

most little(少)

less

least far(远)

farther / further

farthest / furthest 课

堂

教

学

设

计

Step 1 lead in

Ask the students to revise the rules of comparison Step 2 sentence pattern one

1

Show some examples to the students and ask them to find the rule of the sentence pattern . 2

Sum up the sentence pattern

3

Practice more . Step 3 sentence pattern two

4

Show some examples to the students and ask them to find the rule of the sentence pattern . 5

Sum up the sentence pattern

6

Practice more . 练习：

1

你的英语越来越好了。

_______________________________________________ 2 小车越来越便宜了。

____________________________________________________

3

环境污染变得越来越严重。

__________________________________________________

Step 4 sentence pattern three

7

Show some examples to the students and ask them to find the rule of the sentence pattern . 8

Sum up the sentence pattern

9

Practice more . 练习

他越忙就越高兴。

_______________________________________________________ 你工作越努力，你学到的越多。

___________________________________________________________ 他赚的越多，想要的越多。

____________________________________________________________

Step 5 sentence pattern four

10

Show some examples to the students and ask them to find the rule of the sentence pattern . 11

Sum up the sentence pattern

12

Practice more . Step 6 Conclusion

Step 7 Homework

Great changes have taken place

in guangyuan since the campaign called Shuangchuang. The streets and roads are _________

(比以前更干净)before .The traffic is becoming ____________________ (越来越有序).The people are ____________________(越来越礼貌）.Our life has become____________(比以前安全的多)than ever before . I’sure ______________ (越努力）we work for it

, _________________（越美丽）our city will be

课后反思