八年级英语下册《Unit 7 What’s the highest mountain in the world（第4课时）》教案 （新版）人教新目标版-（新版）人教新目标版初中八年级下册英语教案.doc

Unit 7 What’s the highest mountain in the world
Analysis of the Teaching Material
【Curriculum requirements】
1. 能听懂接近正常语速、熟悉话题的语段，识别主题，获取主要信息。
2. 通过说、读的训练，使学生获得英语基础知识和为交际初步运用英语的能力，激发学生的学习兴趣。
3.能在教师的帮助下或根据句意用简单的语言描述人或事物的特征。
Analysis of the Teaching Material：
本部分梳理归纳了重点句型结构，通过一系列的活动，引导学生进行语法学习。学生通过学习应用数字等事实对事物进行描述，能运用同级比较，比较级和最高级结构针对事实进行比较，并能正确运用程度副词修饰比较级。
Teaching Aims and Demands
Knowledge Objects：
1) 能掌握以下单词以及短语：
Achievement n achieve v. southwestern adj. Include v. condition n.
take in succeed v. challenge v. & n. in the face of force
2) 能熟悉以下句型：
1. One of the world’s most dangerous sports is mountain climbing, …
2. Even more serious difficulties include freezing weather conditions and heavy storms.
Ability Objects：
1．继续学习比较级和最高级。. 
2.了解关于喜马拉雅山的知识，树立爬山精神。
Moral Objects ：
1. 培养学生热爱大自然，保护环境的意识。
2. 了解关于中国和世界的地理知识，拓展学生视野。
Teaching Key Points
And Teaching Difficult Points
Teaching Key Points
1) 能掌握以下单词以及短语：
Achievement n achieve v. southwestern adj. Include v. condition n. take in succeed v. challenge v. & n. in the face of force
2) 能熟悉以下句型：
1. One of the world’s most dangerous sports is mountain climbing, …
2. Even more serious difficulties include freezing weather conditions and heavy storms.
Teaching Difficult Points
1. 形容词或者副词的最高级变化形式，尤其是不规则变化，如bad-worst, good-best, big-biggest…… 
2.物体之间的对比。
Teaching aid
Recorder
Design of period
Period 4
Teaching Procedures
Teacher-student Interaction
Revise
Step 1 Grammar
形容词和副词比较级和最高级变化规则：
1) 一般情况下，单音节或双音节的形容词（或副词）比较级＋er ， 最高级＋est
如： clever－cleverer－cleverest
2) 以e结尾的词，比较级＋r，最高级＋st 即可。 如：
nice－nicer－nicest cute－cuter－cutest large－larger－largest
3) 以辅音字母＋y结尾的变y为i＋er或est。如:
early, busy, heavy, dirty, lazy
少数单音节词也是这样，如： pleased tired
2. 不规则变化：
good well bad many / much far
Step 2 中考链接
比较级考点
① 比较级修饰问题
a little, a bit, even, still, much, a lot, far 等可修饰比较级。
e.g. Tom is a little taller than Jim.
This book is much more interesting than that one.
② 同级比较
e.g:
The weather in Beijing is colder than that in Xi’an.
Our school is bigger than yours.
③ the + 比较级
e.g. Lucy is the fatter of the two girls.
④ “a/an + 比较级” 表示“又一，再一”
e.g. Lily has a doll, but she wants a bigger one.
⑤ 隐性比较（没有than的情况）
e.g. Who runs faster, Lucy or Lily?
You’d better come earlier next time.
He worked hard last term, but he works even harder this term.
⑥ 越来越.....
比较级 + and + 比较级
b. the + 比较级 + 句子，the + 比较级 + 句子
e.g. It’s getting colder and colder.
The more you exercise, the better you are.
2. 最高级考点
说明：形容词的最高级前必须加the; 副词的最高级前省略the。
① 范围问题
e.g. Tom is the tallest student in the class.
② “......之一”问题
e.g. Beijing is one of the biggest cities in the world.
③ “the + 序数词 + 最高级”
e.g. I think he is the second tallest boy in his class.
3. 比较级和最高级的转换
e.g. Tom is the tallest student in the class.
   = Tom is taller than any other student in the class.
   = Tom is taller than all the other students in the class.
   = No other students are taller than Tom.
2. 同级比较
① as + adj./adv. + as
e.g. She is as thin as Lily.
He writes as carefully as Linda.
② not + as/so + adj./adv. + as
e.g. Tony didn't run so fast as Carter
Step 3 Writing
Write five questions using comparisons.
Step 4 Fill in the blanks with the correct forms of the words in the box.
big much popular long old high
1. The Amazon River is one of the _______ rivers in the world. It’s a little _______ than the Yangtze River.
2. Qomolangma is 8,844.43 meters _____. It’s one of the most ________ places for serious mountain climbers.
3. No ocean in the world is as _____ as the Pacific Ocean.
4. Although Japan is _______ than Canada, it is _______ smaller.
Step 5 Write two comparisons about two topics. Write true facts.

Help the students learn and master
comparative degree and superlative degree

Ask students to finish the task to practice the language points

Do more practice to help the students use comparative degree and superlative degree

Blackboard Design
Unit 7 What’s the highest mountain in the world?
Achievement n achieve v. southwestern adj. Include v. condition n.
take in succeed v. challenge v. & n. in the face of force
1.One of the world’s most dangerous sports is mountain climbing, …
2. Even more serious difficulties include freezing weather conditions and heavy storms.
Homework
1. To memorize the important phrases and sentences.
2. To make some sentences using as … as, ... times … than, less than, more than
Record after teaching