仁爱版英语九年级上册9A_Unit2_Topic1_SectionD_教学设计

Unit2 Topic1 SectionD 教学设计
Ⅰ. Material analysis
本课是第二单元第一话题的第四课时，主活动是1a 和Project。

通过Grammar
来巩固总结一般过去时和现在完成时的区别，通过Functions 来复习重要的表达
法。

1a 按照“总—分—总”的模式分别介绍了各种污染的成因及危害。

通过完成文
章后的表格，训练和提高学生获取信息的能力。

教师还可以利用表格内容，引导
学生整合信息复述课文，巩固课文内容。

1b 属于同义转换练习。

Project 部分培养
学生动手动脑的能力，让学生运用收集的信息和所学知识，通过墙报的形式来宣
传污染带来的危害，让更多的人关注环境污染，树立环保意识，增强人们的忧患
意识和社会责任感。

Ⅱ.Teaching aims
1.Knowledge aims：
掌握本课的重点词汇和短语。

总结一般过去时和现在完成时的区别；复习本话题的重点表达法。

2.Skill aims:
能读懂与环境污染问题有关的文章。

能根据关键词复述课文。

3. Emotional aims: (optional)
通过了解各种污染带来的危害，帮助学生树立环保意识，爱护环境，保护地球。

4.Culture awareness: (optional)
通过学习，引导学生了解环境污染对人类健康有巨大的危害，不同种类的污染体
现在不同的方面。

Ⅲ. The key points and difficult points
1. Key points:
Words and phrases: coal, create, blood, planet, in many ways, with the development of industry, high blood pressure
Grammar: the differences between the simple past and present perfect
2. Difficult points：
能根据关键词复述课文。

1
能够进行同义句转换，用不同的短语表达相同的意思。

Ⅳ. Learning strategies
能自己归纳总结所学的知识。

学会利用关键词复述课文。

学会运用所学知识，宣传生活中的常识。

Ⅴ. Teaching aids
与污染相关的图片；词性辨析的试题；幻灯片。

Ⅵ. Teaching procedures
Stage (time period) Interaction
patterns
Teacher activity Student activity Remarks Step 1: Let the Ss fill in Fill in the blanks with 学生在做“用所给
the blanks with the the correct forms of the 单词的适当形式
correct forms of the given words. 填空”这种题型
given words. 时，稍有困难。

T: Hello, boys and 因此，教师要进
girls. Please fill in the 行引导。

先通过
blanks with the correct 二选一的方式简
1 Getting
students
ready for
learning
（5 mins)
Class
activity
forms of the given
words.
1）The man working in
a _________ factory
goes deaf because of
the loud _______.(noise
化题目难度，再
让学生体会到词
性不同，用法也
不同。

/ noisy)
2 ）Burning coal can
_______ the air, and
we call it air _______.
(pollute / pollution)
3 ）Using too many
chemicals in the land
2
can cause
________food and it’s S1: noisy and noise
bad for people’s S2: pollute and ________. (health / pollution
healthy / unhealthy) S3: unhealthy and 4 ）Strong light is health
_______ to our eyes S4: harmful and harm and does great _______ S5: breathe and breath our body. (harm /
harmful)
5 ）Mrs. Zhou can
hardly ________
because of the bad air.
And she often coughs
day and night, out of
________. (breath /
breathe)
T: OK, now let’s check
the answer.
Let the Ss list what they List what they have have learnt in this topic learnt in this topic with with their group their group members, members, and then then finish Grammar
2 Lead-in
(3 mins)
Group work
finish Grammar and
Functions.
and
Functions.
T: Wonderful! Now list
what you have learnt in
this topic with your
group members, and
3
then finish the
Grammar and
Functions.
…
T: If you have finished,
hands up to let me
know. OK, let’s check
the answers.
Check the Ss’HMK Read out their passages and encourage the Ss to to the class.
read their passages
about pollution to the
class.
T: Please take out your
homework. I have
checked your work.
Most of you did very
3 Pre-reading
(5 mins)
Class
activity
well. But a few
students
have to improve it.
I
believe you will be
better next time. Now I
want some Ss to share
your work with us. Any
volunteers?
S1: Water pollution is
very serious and we can
find it almost
everywhere…
4 While-readi
ng
Individual
work
Step 1: Let the Ss
scan
1a and find the
main
Read 1a quickly
and
find the main idea
of
4
(10 mins) idea of this passage. this passage. 建议：阅读部分
T: You are right. 可以采取两个步
Pollution is harmful to 骤，一是泛读，
people’s health. Now, …二是精读。

泛读
please read 1a as 让学生了解文章
quickly as you can and 大意，精读可以
try to get the main idea Ss: The harm of 让学生注意段落、
of this passage. different pollutions. 语句之间的逻辑Pair work …Read the passage again 关系，培养学生
T: OK. What is the and work in pairs to 写作思维能力。

passage about? complete the table on
Page 34.
Step 2: Let the Ss read
the passage again and
work in pairs to
complete the table on
Page 34. Then check S1: gas, oil and coal
the answers in pairs. S2: sore eyes and
T: Yes, please read the breathing problems
passage carefully and S3: litter everywhere,
complete the table on use too many chemicals
Page 34. You can S4…
discuss the answers
with your partner.
…
T: Let’s check the
answers together.
5 Post-readin
g
Individual
work
Step 1: Let the Ss
read
the article sentence
by
Read the article,
circle
the key points and try
to
做完阅读练习后，
让学生自己划出
5
(10 mins) sentence and find the explain them. 文章中重要的词
key points they think. 组、连词，并自
Write them down on the 己做出解释。

这
Bb and encourage the 样可以帮助他们
Ss to explain them. 更好的理解所读
T: Now read the article 和所学，并且利
sentence by sentence, 于复述课文。

复
circle the key phrases S1: “including”means 述时可以选择用
you think and try to “包括”
原文章中的短语，
explain them in your S2: “with the increase 也鼓励学生自由
own words. in population”means 发挥，进行知识
…“随着人口的增长”
的再巩固。

Individual T: Volunteers? S3: …
work Finish 1b according to
the given sentences.
Step 2: Let the Ss finish
1b. S1:are harmful
T: Very good. You S2:hearing loss
learnt so well. Now S3:go, because of
please finish 1b
yourselves.
…
T: OK, let’s check your
answers together.
S1: are harmful
S2: hearing loss
S3: go, because of
6
T: Well done!
Project: Let the Ss Let the Ss make a wall Project 部分具体make a wall newspaper newspaper about 操作说明：about pollution. pollution. 准备充分：在进Step 1: Discuss what 行探究前，要做kinds of pollutions the 好充分的准备工pictures show and their 作，有关污染危bad effects. 害方面的主题应T: Now, look at the 该提前讨论完成。

pictures. What kind of 分工明确：组内pollution does each 的六名成员要进picture show? 行明确的分工合
S1: Water pollution. 作，两名同学收
S2: Soil pollution. 集污染危害方面
6 Project
(12 mins)
Group work
S3: Air pollution.
T: Right. We have
learnt a lot about
的案例，两名同
学设计版面，另
外两名同学负责
pollution in this topic. 画画等。

Now discuss the effects 评价机制：墙报
of the pollution in 设计好后，教师
groups. You’d better 要组织以小组为
write the information 单位的作品评价，
down. 可以班级所有成
S4: Water pollution is 员参与，用积分
harmful to our health. 制的方法；也可
We will have a 以筹备一个专门
stomachache if we 的“评委组”进行
drink the dirty water…评价。

S5: Soil pollution will 展示环节：课后，
bring us unhealthy 教师可以对前三
7
food. The food is bad 名的作品进行指
for our body…导，在适当的修
S6: If the air is 改后，可以在班
polluted, it is bad for 级、校园或者社
our lungs. We can 区的公示栏进行
hardly breathe…展出，真正发挥
Step 2: Collect more 墙报的宣传作用，
information and 增强小组的凝聚
pictures about 力和集体荣誉感。

pollution. Then make a
wall newspaper about
pollution in groups.
T: Now you can ask two
Ss to collect more
information about
pollution, the rest can
begin to design your
wall newspapers with
words and pictures.
T: Now if you have
finished, please stick it
on the wall behind.
Let’s choose the best
one.
Summarizin HMK: Let the Ss go Go over this topic. 作业布置时，可
g and over what they have Summarize the key 以有两种或者三
7 assigning learnt about this topic. points on the exercise 种层次，对组内
homework Summarize the key book. Encourage A 类生要有更高
(3 mins) points on the exercise student A in each group 的要求，如果作
8
book. Encourage to make new sentences 业太简单，他们
student A in each group with those key points. 会失去挑战的兴
to make new sentences 趣。

对组内的C
with those key points. 类生，要降低难
T: We have finished 度，只要能很好
Topic1. Now sum up the 的完成基本任务
key points in this topic 就行。

on your exercise book.
Try to make new
sentences if you can.
Ⅶ. Blackboard design
Pollution has caused too many problems.
Section D
Finish the exercises: New words and phrases:
1 ）The man working in a _________ factory coal
goes deaf create
because of the loud _______.(noise / noisy) blood
2 ）Burning coal can _______ the air, and we planet
call in many ways
it air _______. (pollute / pollution) with the development of
3 ）Using too many chemicals in the land can industry
cause high blood pressure
________food and it’s bad for people’s
________.
(health / healthy / unhealthy)
4）Strong light is _______ to our eyes and does
great _______ our body. (harm / harmful)
5）Mrs. Zhou can hardly ________ because of
the dad air.
9
And she often coughs day and night, out of ________.
(breath / breathe)
10。