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1、8A UNIT 8 Natural DisastersAn earthquake may make thousands of houses fall down. A flood can wash many villages、people and animals away. Lightning may start big fire in a city. (catch fire著火著火)firedroughtthunder and lightningtyphoon volcanofloodsnowstormearthquakeA car crashed into a tree .natural d

2、isastersnatural forcesaccidentspeopleThe differenceAn _1_2_ it Timmy was sleeping.During it Timmy felt a slight _3_ through his body. Then he heard a _4_ noise like thunder. Soon the real noise came, people screamed in _5_ and run in all _6_.After itTimmy was trapped. He was _7_ but he _8_ to calm d

3、own. _9_ people moved away the bricks and saved him and he saw the bright daylight again. How _10_ he was!A task about readingearthquakeBeforeshakeloudfeardirectionsnervoustriedFinally luckyAnswer some questions about the reading.1.When did the earthquake take place?2.Could Timmy run out of the buil

4、ding when the real noise came?3.What did Timmy tell himself to do when he was trapped?4.How long did Timmy stay in the building?5.What can we learn from the passage?It was about two oclock in the early morning.No.(He told himself ) to calm down.For hours.When something terrible happens, we should ke

5、ep calm/we must be brave/we had better be wise.Answer more questions about the reading.1.What was Timmy doing when the earthquake take place?2.What were people doing while pieces of glass and bricks were falling down?3.What happened asTimmy was trying to find his way out?Timmy was sleeping when the

6、earthquake took place.People were running in all directions while pieces of glass and bricks were falling down.As Timmy was trying to find his way out, he suddenly heard some noise above him.過去進(jìn)行時的用法和結(jié)構(gòu)過去進(jìn)行時的用法和結(jié)構(gòu)1. 過去進(jìn)行時主要表示：過去進(jìn)行時主要表示： 在過去某一時刻正在進(jìn)行的動作在過去某一時刻正在進(jìn)行的動作 （a）They were eating breakfast at 7

7、:00 am yesterday . （b）I was writing a letter this time yesterday . 在過去某一階段一直在進(jìn)行的動作在過去某一階段一直在進(jìn)行的動作 （a）From 1983 to 1998 , he was teaching at Yale . （b）They were building a bridge last winter . （c） He was watching TV between 8 and 10 last night.時間狀語時間狀語this time yesterday, at that time, at nine yester

8、day morning, the whole afternoon, from 6:00 to 8:00 yesterday morning 鞏固練習(xí)鞏固練習(xí)1. What _ your brother _ (do) at nine oclock last night?2. They _ (listen) to music at that time.3. When I saw him, he _ (search) the Internet.4. They _ (discuss) a problem in the meeting room at this time yesterday.5. _ A

9、my _ (visit) the Science Museum from 9:00 a.m. to 11:00 a.m. yesterday?wasdoingwere listeningwas searchingwere discussingWasvisiting連詞連詞 while/when/as與過去進(jìn)行時與過去進(jìn)行時 當(dāng)兩個延續(xù)性動詞當(dāng)兩個延續(xù)性動詞(two long actions)同時進(jìn)行時，我們可以在兩個句子中都同時進(jìn)行時，我們可以在兩個句子中都用過去進(jìn)行時，并用用過去進(jìn)行時，并用 while 連接。連接。1. People were running wildly while pi

10、eces of glass and bricks were falling down.2. Suzy was making a snowman while Kitty was standing beside her.當(dāng)延續(xù)性動作進(jìn)行的同時也有別的動作發(fā)生當(dāng)延續(xù)性動作進(jìn)行的同時也有別的動作發(fā)生,用用when或或while或或as 放在延續(xù)性動作之前連放在延續(xù)性動作之前連接兩動作接兩動作,延續(xù)性動作延續(xù)性動作(long action)用過去進(jìn)用過去進(jìn)行時而短暫性動作行時而短暫性動作(short action)用一般過去用一般過去時時.1. The earthquake started while/

11、when/as I was doing some shopping.2. I was trying to find my way out when I suddenly heard some noise above me. 鞏固練習(xí)鞏固練習(xí)1. My wallet dropped on the ground _ I was running.2. _ I was falling asleep, there was a loud knock on the door.3. _ he was reading, an earthquake started.4. Were the students lis

12、tening to the teacher carefully _ the teacher was giving a lesson?5. Was she clearing up the desk _ the bell rang?while/as/when while when While/As/When While/As/When 1.When did the earthquake happen?2.How many people died?3.How many people were hurt?4.How many people became homeless?Listening唐山地震錄音

13、唐山地震錄音.mp3 In early morning on July 28th, in 1976.More than 250,000 people.About 800,000 people.Several million people. On July 28,1976, an earthquake h_ the sleeping city of Tangshan, in North China. The very s_ earthquake was rare in China and killed more than 250,000people. Li Mei was one of the

14、v_. At that time, Li Mei and her parents were sleeping. Suddenly, the house began to shake, then the windows broke and the house fell d_. All her families were trapped i_ the house. Everyone was in fear and screamed for h_. Soon, the police arrived, and they f_ Li Mei. She was OK. H_, she was very f

15、rightened. U_, the legs of her parents were badly hurt. The police sent them to the h_ at once. The earthquake in TangshaniteriousictimsownnelpoundowevernluckilyospitalSpeaking: Natural disastersTips for safety:A: When a flood /earthquake /fire .happens, what should we do?B: We shouldWriting:Away from dangerHomework1. Go over the main points of Unit 8.2. Prepare 8B Unit 1.