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(共36张PPT)
Unit 1 Spring is coming!
Lesson 1 Planting trees!
冀教版八年级下册
课型：听说课
Contents
01 Leading in
02 Pre-listening
03 While-listening
04 Post-listening
05 Lnaguage points
07 Summary
06 Exercises
06 Homework
学习目标
能听懂关于春天植树的对话，捕捉春天的天气描述、植树的步骤及原因等信息 。
学习理解
01
应用实践
02
迁移创新
03
能运用所学词汇、句型，围绕“植树”进行对话交流，分享植树的益处。
能应用本课所学知识，探讨植物生长及其他季节天气的描述。
Part 01 Leading in
Leading in
What season is it
It is spring.
rainy
windy sunny freshcoldhotsnowyfogg
Leading in
Discuss and answer.
What’s the weather like in spring
How is the weather
天气怎么样？
warm
windy
fresh
rainy
pleasant
宜人的
rainy
windy sunny freshcoldhotsnowyfogg
Leading in
Discuss and show.
What will you do in spring
fly a kite
climb mountains
plant trees
have a picnic
have a spring outing
踏青
How to plant trees
Part 02 Pre-listening
Pre-listening
Listen to the dialouge and choose the right answer.
What day is it today
A. Tuesday B. Monday C.Friday
What’s the temperature by noon
A. It will reach 15. B. It will reach 2. C. It will reach 3.
What’s the weather like today
A. It is warm ,cloudy . B. It is hot ,cloudy. C.It is rainy ,cloudy.
What day is it today
今天是星期几
by noon
by noon 到中午之前
reach
reach 到达 达到
reach someplace 到达某地
reach 数词
What’s the school project
on March 12
Can you guess
It is tree planting.
Pre-listening
In China, Tree Planting Day is a national holiday on March 12th, established in 1979 .
on duty
Pre-listening
Read and take notes.
Ms Liu: Good morning, everyone! Who is on weather duty today
Wang Mei: It's me! Today is Monday,March 1. The temperature will reach 15°C by noon and drop to 2°C at night. Overall, it will be a warm, cloudy day.
Ms Liu: Well done, Wang Mei. Thedays are getting longer, and spring is coming. We have a school project on March 12. Can you guess what it is
Li Ming: Is it tree planting
Ms Liu: Good guess. Do you know how to plant trees
it’s one's duty to do sth. 做某事 是某人的职责
on duty 值班，值日
by noon 中午之前
drop 掉落
overall 总的来说
well done 做的好
March 12 为具体的某天 介词使用 on
疑问词 how +不定式 做宾语
Do you know
how to plant trees？
Part 03 While-listening
While-listening
How to plant trees
Listen and fill in the blanks.
a large hole.
the seeding inside the hole.
its roots with soil.
down the soil .
Don’t forgrt
to the
tree.
Dig
Place
Cover
Press
water
How many steps
Five steps.
Leading in
Watch the short vedio and say.
seed 种子
root 根
stem 茎
leaves 叶子
seeding 幼苗
Leading in
Watch the short vedio and say.
soil 土壤
sunshine
water 水
warmth 温度
While-listening
Li Ming: Yes. I learned to plant trees when I visited my uncle last spring. It was so much fun.
Ms Liu: Could you tell us the steps for planting trees
Li Ming: Sure. First, dig a large hole. Then, place the seedling inside the hole, and cover its roots with soil. Finally, press down the soil. Oh, don't forget to water the tree.
Read and underline.
learn to do sth 学习做某事
last spring 去年春天
tell sb sth 告诉某人某事
tell sb to do sth 告诉某人做某事
dig 挖掘
palce v. 放置
be covered with 被……覆盖
press 按压，出版
forget to do 忘记去做……；water 浇水
all.
While-listening
Why do people plant trees
Listen and write T or F.
Trees can’t help protect the soil from rainfall.（ ）
Planting trees isn’t a wonderful way to learn more about nature.（ ）
Trees prevent dust from spreading.（ ）
F
F
T
protect the soil from rainfall.
prevent dust from spreading.
a wonderful way to learn more about nature.
While-listening
Ms Liu: Excellent, Li Ming. Why do people plant trees Do you have any ideas
Song Hua: Trees help protect the soil from rainfall.
Li Lin: Trees prevent dust from spreading.
Ms Liu: Good points. Planting trees is also a wonderful way to learn more about nature. I believe you will have agreat time with this project.
Read and underline.
protect…from…
保护……以免
excellent 优秀的
prevent …from… 阻止……发生
dust 灰尘
good points 好主意
nature 自然
Part 04 Post-listening
steps to plant trees.
01
a way to learn about nature
03
different kinds of trees
05
02
04
06
weather
school project
reasons for planting trees
Post-listening
Listen to the conversation again and tick what they are talking about.
Post-listening
Listen to the conversation again and answer the questions.
What’s the weather like today
Why does Li Ming think the project is about planting trees
Why do people plant trees
The temperature will reach 15°C by noon and drop to 2°C at night. Overall, it will be a warm, cloudy day.
We have a school project on March 12.
Trees help protect the soil from rainfall.Trees prevent dust from spreading.
Part 05 Language points
Language points
Who is on weather duty today
duty n. 责任；职务，职责；上班；税
复数 duty ---------duties
on duty 在值班，在值日
It’s one’s duty to do sth. 做某事是某人的职责
Language points
The temperature will reach 15°C by noon and drop to 2°C at night.
reach v. 到达；抵达,伸手去够 / 拿
用法：reach Shijiazhuang 到达石家庄
reach 直接接地点名词 ，reach the school 到达学校
arrive 接大地方国家、城市用 in，接小地方车站、学校等用 at
arrive in China到达中国 arrive at the station到达车站
get to 后接地点名词 ，但接 home、here、there 等副词时，to 要省略 ，get home到家
Language points
Finally, press down the soil.

press v.压；按 n.报刊，出版社，压力
用法：
press down 向下压；按压
press sb. for sth. 向某人迫切索要某物
the freedom of the press新闻自由
Press down the button to start the machine.按下按钮启动机器。
Language points
Trees prevent dust from spreading

spread v.扩散；传播,可指疾病、消息、谣言、火势等的传播或蔓延
用法：
spread out展开；散开。
spread...on...把…… 涂抹在
prevent/stop...from spreading阻止…… 传播 / 蔓延
spread the word传播消息；广而告之。
We should take measures to prevent the virus from spreading.
Language points
Planting trees is also a wonderful way to learn more about nature.

nature n.自然；天性;性质
用法：
in nature在自然界中
by nature天生地
return to nature回归自然
natural 形容词 自然的；天生的
Part 06 Exercises
Exercises
—When will the temperature ______ 20℃
—Maybe by noon tomorrow.
A. get B. reach C. arrive D. get to
考查 到达 / 达到的词义辨析。reach 是及物动词，可直接接数值表示 达到温度、数量等；get 和 arrive 为不及物动词，接地点时需搭配介词get to + 地点、arrive in/at + 地点，无法直接接温度数值，故选 B。
Exercises
It’s our ______ to keep our classroom clean and tidy every day.
A. duty B. habit C. hobby D. time
考查名词词义。duty 责任、义务，It’s one’s duty to do sth.做某事是某人的责任；habit习惯、hobby爱好、time时间均不符合语境，故选 A。
Exercises
We can learn a lot about ______ when we go camping in the mountains, such as different kinds of plants and animals.
A. nature B. press C. duty D. noon
nature 自然，在山里露营了解自然符合语境；press报刊、duty责任、noon中午均不匹配，故选 A。
Exercises
The news of the sports meeting has __ ____ (spread) all over the school in an hour.
2.My mother __ ____ (press) the clothes for me before I went to school this morning.
3.It’s everyone’s duty __ ____ (protect) the environment around us.
4.The temperature usually ____ __ (reach) 35℃ in July in our city.
5.We must do something to prevent the wind from ____ __ (blow) the sand into the city.
spread
pressed
to protect
reaches
blowing
解析：
1.spread 的过去分词与原形一致，此处为现在完成时has + 过去分词，故填 spread。
2.this morning和后半句的过去式 went，可知用一般过去时，press 的过去式为 pressed。
3.It’s one’s duty to do sth.，it 作形式主语，真正主语为不定式，故填 to protect。
4.usually”可知用一般现在时，主语 temperature 为第三人称单数，故谓语动词用 reaches。
Part 07 Summary
Planting trees!
Important sentences
The steps for planting trees.
The reasons of planting trees.
phrases
by noon
protect... from
press down
prevent... from doing
New words
duty
Summary
root
spread
reach
press
nature
noon
excellent
hole
prevent
seeding
dust
good point
Part 08 Homework
1.单词及短语三英一汉；
2.熟读课文，并背诵植树的步骤及原因；
3.拓展作业：用英语表达植物生长的过程及植物的作用。
Homework

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