资源简介

(共32张PPT)
Listening and speaking
Unit 6
When disaster strikes
学习目标
To listen to the radio and get the way that Tilly Smith save lives;
To pronounce /br/ /fr/ correctly and remember the letters and letter combinations that represent them.
1
2
To learn how to introduce a product and talk about disaster warnings.
3
新课讲授
Have you ever received an emergency alert
Can you describe the situation and your reaction
1. What is this
It’s a disaster warning system.
2. What do you know about
disaster warnings
China is one of many countries with disaster warning systems. The government can warn people with text messages, TV programmes and online notices. In communities, loud alarms go off. Warning times for storms in China have been increased to 42 minutes, with more than 90% being correct.
1
Listen to the radio and choose how Tilly Smith saved lives.
a She ran to the hotel and stayed under the table.
b She sensed the danger and warned others.
c She helped a 10-year-old girl at school.
d She helped her classmates leave the coast.
1
Listen to the radio programme and choose the topic.
Pronunciation:
/br/ bravely
/fr/ friend
Phonetics in use
What else do you know
Listen and repeat.
/br/ break brave bring brother
/fr/ free front afraid freeze
2
Listen again and correct the mistakes in the host's notes. Cross out the mistakes and write the correct words.
1 It's been many years since a tsunami happened in Italy.
2 Tilly Smith was 12 years old.
3 Tilly saw the water going away from the beach.
Thailand
10
farther up
2
Listen again and correct the mistakes in the host's notes. Cross out the mistakes and write the correct words.
4 Tilly learnt about tsunamis at school two months earlier.
5 Tilly warned people on the beach and they all ran to a park.
6 That school lesson saved about 1,000 lives.
weeks
hotel
100
Listen again and correct the mistakes in the host’s notes.
3
Listen to the conversation and fill in the chart about the app.
· It shows you a 1____________.
· You can 2__________ your area.
SAFETY NET
Area
· It will warn you about the upcoming disasters.
· It can also tell you how 3________ it might be.
Warning
world map
choose
serious
· It tells you:
— the 4________ to go.
— ways to 5_______ yourself from danger.
SAFETY NET
Advice
safe
save
· It can give warnings about 18 disasters, like
6_____________, wirefires, tsunamis and
7_____________.
· The warning time for earthquakes is very
short.
SAFETY NET
Other information
floods
earthquakes
Listen again. Then talk about how the app is introduced.
Introducing a product
To introduce a product, state its name and main function, eg giving disaster warnings. Say how it operates, using an example if possible. Finally, give other details, such as its cost, look and drawbacks.
Learning to learn
name
function
how it works
drawback
Listen and read. Then talk about how the app is introduced.
4
Work in groups. Choose a piece of life-saving technology and introduce it. Do more research if necessary.
Drones
· take photos and videos to show the
effects of disasters
· provide useful information to
emergency services
· find survivors and quickly send
medicine and food
4
Work in groups. Choose a piece of life-saving technology and introduce it. Do more research if necessary.
It's... It's made of...
What's this
How does it help in
disasters
It can...
Useful expressions
One new product is called...
The purpose of... is to...
It works by...
As an example, imagine that..
It saves lives by...
One drawback is that...
Language points
1. In communities, loud alarms go off. 在社区, 响亮的警报会响起。
① alarm / lɑ m/ n.警报器
警报器 The cat set off the alarm.猫碰响了警铃。
闹钟 My alarm didn’t go off so I woke up late.我的
闹钟没有响，所以我醒晚了。
alarm为名词，常见含义有：
② go off（警报器等）突然发出巨响
也可指闹钟等
发出响声
为不及物动词短语，其后不可接宾语。
e.g. This morning the smoke alarm went off.
e.g. Did the alarm go off just now
go off的其他常见义项：
离开(尤指去做某事) She went off to get a drink.
(质量)下降 His books have gone off in recent years.
(电)中断；(电灯)熄灭 Suddenly the lights went off.
(食物、饮料)变质,变坏 Meat goes off quickly in hot weather.
2. Warning times for storms in China have been increased to 42
minutes, with more than 90% being correct.中国的暴雨预警
时间已延长至 42 分钟，正确率超过90%。
increase / n kri s/ v.增加；增大；提高
(1) 作不及物动词
increase by 增长了（后接百分比或倍数）
increase to 增长到（后接具体数字）
e.g. The hit of this video increased to 2 million. Compared with
yesterday, it increased by 10%.
（2）作及物动词
increase 还可作名词，意为“增长；增多”。
作可数名词时，其前若用不定冠词应用an。
e.g. There was an increase in sales.
e.g. We need to increase productivity.
3. She helped her classmates leave the coast. 她帮助同班同学离开了海岸。
coast /k st/ n.海岸 coastal adj.沿海的；靠近海岸的
on/at the coast 在海边 along the coast 沿着海岸
e.g. My hometown is on the east coast of China.
e.g. Dalian is a beautiful coastal city.
4. SAFETY NET 安全网
safety / se fti/ n.安全
［不可数名词］反义词是danger。
for safety 为了安全起见 in safety（=safely）安全地
e.g. Safety comes first.
e.g. For your safety, you mustn’t get close to the train until it stops.
e.g. They crossed the road in safety.
5. warns you of upcoming disasters 提醒你即将到来的灾难
upcoming / p k m / adj.即将来临的，即将发生的
通常用于名词前作定语。
e.g. Much joy to you in the upcoming year.
e.g. Here is the weather forecast for the upcoming week.
6. Say how it operates, using an example if possible.
说说它是如何使用的，如果可能的话举个例子。
operate / p re t/ v.使用，操作
既可作及物动词，又可作不及物动词。
e.g. Can you teach me how to operate the new machine
（及物动词）
e.g. In fact, drones are easy to operate. （不及物动词）
(1) operate 还可意为“动手术，做手术”。
operate on 给……做手术
e.g. You examine the patient first, and then decide whether to operate or not.
e.g. The doctor will operate on his leg.
(2) operation［名词］手术
do an operation 施行手术
have an operation 接受手术
e.g. The little boy recovered very quickly after the operation.
7. Finally, give other details, such as its cost, look and drawbacks.
最后，介绍其他细节，如成本、外观和缺点。
drawback / dr :b k/ n.缺点，毛病
［可数名词］同义词为disadvantage。
e.g. It’s a great city — the only drawback is the weather.
draw back 后退；撤回
e.g. After the defeat, the army drew back to their camp.
e.g. We drew back from taking our neighbours to court.
当堂检测
1. 驾驶员应注意高速公路上的交通警示。
Drivers should pay attention to traffic _____________ on the highway.
2. 学校给所有家长发了关于活动的短信。
The school sent a ____________ to all parents about the event.
3. 电台每小时播报新闻节目。
The radio station broadcasts news __________________ every hour.
4. 刺耳的警报声惊醒了楼里的所有人。
The loud ________________ woke everyone in the building.
warnings 　　
text
programmes 　　　
alarm
I can
pronounce /br/ /fr/ correctly and remember the letters and letter combinations that represent them.
listen to the radio and get the way that Tilly Smith save lives.
learn how to introduce a product and talk about disaster warnings.
Reflecting
Homework
Review the key words, expressions and
sentence patterns in today’s lesson.
Talk about what you have learnt about
disaster warnings in this section.

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