2026春仁爱版英语八年级下册Unit 9 Forces of Nature Function & Pronunciation (p40-41)课件

(共41张PPT)
能准确认读、理解并运用核心词汇与短语。
能听懂飓风主题对话，运用核心句型流畅谈论自然灾害的危害、成因及防灾措施。
掌握不完全爆破发音规则。
分析自然灾害与气候变化的因果关系，培养逻辑推理能力。
辩证思考人类活动对自然的影响，形成批判性思维，主动思考防灾与环保的责任。
通过结对交流、小组合作、角色扮演，提升协作学习与口语表达能力。
学会自主归纳语音规则，并能在新语境中迁移运用，养成探究式学习习惯。
了解古巴、美国佛罗里达等地区的飓风灾害背景，认识自然灾害的全球性。
提示：如果学生猜不出来，老师可以在马赛克之后，再次播放视频，让学生观看视频，直观感受。
Guess the natural disasters according to the sound.
What kind of natural disaster is this
It’s a wildfire.
How dangerous can it be
It can burn down everything in the forest.
How do you feel about the disaster
I feel scared.
Guess the natural disasters according to the sound.
I feel sad.
What kind of natural disaster is this
It’s a snowstorm.
How dangerous can it be
It can block roads and make cars and buses stop working.
How do you feel about the disaster
Guess the natural disasters according to the sound.
New word
bleed
/bli d/
v. 流血
People become homeless in an earthquake.
What kind of natural disaster is this
It’s an earthquake.
How dangerous can it be
It’s terrible.
New word
terrible
/ ter bl/
adj. 可怕的
His leg gets hurt and bleeds badly.
New word
homeless
/ h ml s/
adj. 无家可归的
New word
badly
/ b dli/
adv. 严重地
New word
bled
/bled/
bleed 的过去式
Guess the natural disasters according to the sound.
New word
coastal
/ k stl/
adj. 沿海的
What kind of natural disaster is this
It’s a typhoon.
It’s a hurricane.
They hit the coastal areas.
What’s the difference between them
New word
hurricane
/ h r ke n/
n. 飓风
Typhoon
生成于：西北太平洋 & 中国南海
主要影响：中国、日本、菲律宾等东亚、东南亚地区。
Typhoons often happen along the coastal areas of southern China.
/'s rn/adj. 南方的
Hurricane
生成于：大西洋 & 东北太平洋
主要影响：美国、墨西哥、加勒比海等地区。
Hurricanes bring very strong winds, heavy rain, and huge waves. The strong winds can blow down trees, houses, and power lines.
I feel very scared and worried.
hurricane
Cuba
Florida
The hurricane hit the
coastal areas of Florida.
swept through Cuba and hit the southern United Stated
western
reasonable / ri zn bl/
adj. 明智的；合理的
fear /f (r)/
v. 害怕；n. 担忧
hurricane
southern
safe and sound
broke
hurt
bled
terrible
worse and worse
protect ourselves
(Kangkang and his foreign friends are talking about natural disasters.)
Kangkang: Hi, Maria. Last week, ... Are your family ...
Maria: Yes. My family members ... They are now all .... ...!
Kangkang: The hurricane ... Do you have any family members there, Michael
Michael: Yes, I do. My uncle’s family ....
Maria: Are they all right
Michael: Not very well. ... His left leg ...
Kangkang: Natural disasters ..., and I fear ...
Maria: You’re right! There are ...
Michael: How terrible! We must ...
Checklist
pronunciation and tone good great perfect
content good great perfect
body language good great perfect
We should… to protect ourselves.
情景：Last month, a typhoon hit your hometown. Talk with your partner about what happened to your family and how you protected yourselves.
句型：
A typhoon hit… last month.
My family was… We were safe/got hurt.
Because of climate change, natural disasters are worse.
We can reduce pollution to protect the earth.
We should learn disaster survival skills to protect ourselves.
We should prepare some water and food.
shouldn't
should
We shouldn’t go outside.
We shouldn’t stand under tall trees.
We shouldn’t play near the river.
We shouldn’t touch wet wires.
We should stay at home.
We should close the doors and windows.
We should stay away from windows.
sweep through
family members
safe and sound
in the western coast of…
break … into pieces
yet to come
worse and worse
all year round
hit→hit袭击
安然无恙
...的沿海地区
sound adj.健康的
...的西海岸
sweep/swi:p/v. 席卷；扫
sweep through 席卷，横扫
break...into pieces把...打成碎片
break
bleed badly
get hurt
越来越冷 _______________ 越来越热____________________
越来越漂亮__________________________
中国变得越来越强大。_________________________________.
比较级+and+比较级（单音节）
more and more+多音节形容词原形
越来越…
越来越.…
colder and colder
hotter and hotter
more and more beautiful
China becomes stronger and stronger
because of + 名词、代词或动名词
because + 从句
= because the climate is changing
I fear (that) more are yet to come.
主句 + 宾语从句
(be) yet to come：尚未到来，即将到来
从句主语（代词，这里指代 more natural disasters）
我怕蛇，所以我不敢穿越森林。________________________________________
我担心如果不快点就会错过公交车。____________________________________
小女孩走得很慢，害怕摔倒。__________________________________________
当她看到那只大狗时，心里充满了恐惧。_______________________________
fear + (that) 从句 担心……
fear v. 害怕，担心
fear sb./sth. 害怕 / 担心某人 / 某事
fear doing sth./to do sth. 害怕 / 不敢做某事
fear n. 害怕，担心)
in fear of 处于… 的恐惧中
be full of fear 充满恐惧
I fear snakes, so I fear to go through the forest.
I fear that I will miss the bus if I don’t hurry up.
The little girl walked slowly in fear of falling down.
When she saw the big dog, she was full of fear.
一年到头
=how we can protect ourselves
疑问词 + 不定式 作宾语，相当于宾语从句
what to do / how to do it / where to go
Sit down! 音标 / s t da n/
Good job! 音标 /ɡ d d ɑ b/
实际发音：/ s (t) da n/
实际发音：/ɡ (d) d ɑ b/
good friend 音标：/ɡ d frend/ 实际发音：/ɡ (d) frend/
爆破音：气流冲破阻碍而发出的音叫爆破音。
/b/ /g/ /d/
6 个爆破音
不完全爆破定义：在爆破音后面遇到辅音时，不发或不明显发音。注意要保留发音姿势，并短暂停顿，马上过渡到下一个音。
/p/ /k/ /t/
读一读
hot day 好热的天
good time 美好时光
sit down 坐下
cheap book 廉价书
red coat 红色外套
old picture 旧照片
blackboard 黑板
读一读
That child 那个孩子
Good job 干得出色
Sweet dream 甜蜜的梦
Great changes 巨大变化
A fast train 一辆快速列车
3. /t//d/ 结尾后 → 读 / d/（多一个音节）
◆ 动词过去式 -ed 发音规则
1. 清辅音 /p//k//f//s// //t / 等后 → 读 /t/
例：looked /l kt/ stopped /st pt/
2. 浊辅音 /b//g//v//z//m//n//l/ 等、元音后 → 读 /d/
例：played /ple d/ changed /t e nd d/
例：wanted / w nt d/ needed / ni d d/
/ d d/ (短暂停顿) /tu /
/t e nd d h z/
/ lɑ st d /
/r ma nd d mi /
hit
homeless
to bleed
southern
badly
nearly
coast
safe and sound
swept through
Does he get
How is
getting
The strong wind broke the wall into pieces.