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(共21张PPT)
Unit 6 When disaster strikes
Understanding ideas(2)
Grammar & writing
Period 3
Review.
What was Pliny the Younger doing when the ground shook very hard
That night, he was sleeping when the ground shook very hard.
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【设计意图】通过复习旧知，激活学生背景知识，为语法学习创设情境。
What was the cloud like when the people moved on during the volcanic eruption
They moved on while the cloud was spreading over the land like a flood.
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Review.
Read and find.
Now nd more sentences with these structures in the reading passage.
1. My mother and I were staying in a town near Pompeii.
2. By six o’clock the next morning, many buildings were still shaking.
3. All around us, women were calling, children were crying and men were shouting.
4. People were trying to find their families in the dark.
Past continuous tense
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【设计意图】引导学生自主发现语法结构，培养观察和归纳能力。
was / were doing
过去进行时的意义：
表示过去某个时刻或时段正在进行的动作。
Summarize
过去进行时的结构：
1. 常和过去进行时连用的时间状语有：
then, at this/that time yesterday, at…last night等；
E.g. I was reading a novel at 8 o’clock last night.
2. 过去进行时还可以和when, while, as引导的表示过去的时间状语从句连用；
E.g. I was doing my homework when my mother came back home yesterday.
While we were talking, the teacher came in.
As the doctor were checking him, the pain got worse.
过去进行时的用法：
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【设计意图】总结语法规则，帮助学生系统掌握过去进行时的用法。
when和while引导的从句与过去进行时连用的几种情况：
when所引导的时间状语既可以指时间点，也可以指时间段；
while所引导的时间状语状语只指时间段。
例如：(1)They arrived while/when we were having dinner.
我们吃饭的时候他们到了。
(2)She was playing the piano when I called her yesterday.
昨天我给她打电话时，她正在弹钢琴。
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when和while引导的从句与过去进行时连用的几种情况：
由when引导的时间状语从句，如果主句用过去进行时，从句用一般过
去时，则表示一个动作正在进行的时候，另一个动作突然发生了。
例如： We were talking when the teacher came in.
我们正在讲话，老师（突然）进来了。
当主句和从句的动作同时发生，两句都用过去进行时的时候，多用
while引导。
例如： They were singing while we were dancing.
他们在唱歌，我们在跳舞。
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People ______________(sleep) when the volcano erupted.
2. While they______________(walk) along the river, a great storm broke out.
3. While the hurricane____________(blow) heavily, airlines could not fly in the area.
4. The fire_____________(spread) quickly and_________(cover) the building when I heard a voice.
Complete the sentences with the correct form of the verbs in brackets.
were sleeping
were walking
was blowing
was spreading
covering
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【设计意图】在语境中操练语法，内化规则，检验学习效果。
Look and predict
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【设计意图】通过图片预测内容，激发学生的阅读期待。
Where is it
How is the weather
What may happen
1.was waiting
2.heard
3. were calling
4. became
5. started
6. stopped
7. were singing
8. was listening
Complete the passage
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【设计意图】通过语篇填空，综合运用语法知识，提升语言表达能力。
was waiting
heard
were calling
became
started
stopped
were singing
was listening
What happened to the railway station
All train services were stopped because of a heavy rainstorm.
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【设计意图】引导学生核对前面的预测，了解故事起因。
was waiting
heard
were calling
became
started
stopped
were singing
was listening
How did people feel at first
People felt worried and angry because of the rainstorm and train stoppage.
How did people feel at last
They felt hopeful and united in the end.
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【设计意图】分析语篇中情感变化，引导学生理解语言与情感的关联。
was waiting
heard
were calling
became
started
stopped
were singing
was listening
What caused this change
The student orchestra played the music “Me and My Motherland”. This reminded everyone of shared love for their country, inspiring them to turn fear into courage.
What can you learn from this passage
We should face the disaster with a positive attitude.
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【设计意图】探讨语篇主题，培养学生积极面对困境的人生态度。
Basic information
Development
Feelings
Result
When, Who, Where, What
How
What happened
in the end
How does the writer tell the story
Past continuous tense
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【设计意图】分析语篇结构，为学生自主写作提供范例和支架。
tornado
wildfire
mudslide
earthquake
volcanic
eruption
Tell a story about a natural disaster.
What was the disaster
When did it happen
Where did it happen
Who was there
How did it develop
What did people do
How did people feel
What happened after the disaster
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【设计意图】通过问题链引导学生构思故事，为写作任务搭建框架。
What was the disaster
When did it happen
Where did it happen
Who was there
How did it develop
What did people do
How did people feel
What happened after the disaster
It was a terrible…
A(n)…happened in/at…
The cause of…was…
The buildings/roads/trees/animals were…
People were…
Volunteers/soldiers/firefighters were…
…people lost their lives.
…people were influenced and …homes were broken.
…work hard to rebuild…
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Useful expressions:
【设计意图】提供表达支架，帮助学生组织语言，降低写作难度。
A forest fire happened in Australia in 2019. It was a terrible fire. The animals were trying to get away while the trees were burning. But they were too slow. Firefighters and volunteers helped them. When the fire was spreading, they worked hard to save the animals. Some people put the animals in their homes. Some people took the animals to hospitals. After the fire, people took them to a safe part of the forest.
Sample 1
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【设计意图】范例引导，帮助学生模仿结构与语言，提升写作信心。
It was a terrible earthquake happened in Tangshan on July 28, 1976. The ground shook very hard while people were sleeping that night.
The buildings and trees were falling down while people were trying to run out. They felt scared and sad. Later, soldiers and volunteers went to help them from all over the country.
After the disaster, many people lost their lives or their families. But with the help of others, people worked hard to rebuild their life.
Sample 2
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【设计意图】范例引导，帮助学生模仿结构与语言，提升写作信心。
Standard
1. I can understand the meaning, basic structure and usage of past continuous tense, and summarize different signal words.
2. I can use the learnt language expressions and past continuous tense to talk about a story about a natural disaster.
Self-evaluation for the lesson
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【设计意图】自我评价学习效果，促进学生反思与改进。
Homework
Must do:
Polish your story and write it down.
Choose-to-do:
Search for more stories about natural disasters and share them with your friends or family.
Unit 6 When disaster strikes
Grammar: Past Continuous Tense
Past Continuous tense
meaning
Talk about ongoing past actions.
form
was/ were + doing
usage
Signal words: then, at this/that time, at… yesterday,
at…last night, when, while, as
Blackboard

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