人教版 (新课标)Unit 4 Earthquakes授课ppt课件

这是一份人教版 (新课标)Unit 4 Earthquakes授课ppt课件，共28页。PPT课件主要包含了Para 2-3，summary，Homework等内容，欢迎下载使用。

What Natural Disasters d yu knw?
trnad /hurricane
Tsunami(海啸)
vlcanic eruptin
thunderstrm
mud-rck flw
fldstyphnshurricanestrnadstsunamivlcanessand strmsearthquakes
What natural disasters have yu heard f?
Which d yu think is the wrst disasters?
Warming up &pre-reading
What happened n 12 May 2008in Sichuan ?
Wenchuan Earthquake
Rads, railways, bridges and buildings were destryed.
What happened?
Everything was in ruins.
The army was sent t rescue the peple.
A night –the earth didn’t sleep
shake crack canalbrickdirt bury destryruinelectricityinjuresurvivrshckdisaster
v.& n. 摇动 n.裂缝 v.破裂 n. 运河; 水道n.砖 n.尘土 v.埋葬vt. 毁坏n. 废墟n.电 v.伤害 n.幸存者v. 震惊 n.灾难
Fast reading Ⅰ--questins
1.When did the earthquake begin? 2.Hw many peple were killed r injured in the quake?3.Wh helped t rescue the peple?
It began at 3:42 am, July 28,1976
Mre than 400,000
I. Divide the passage int three parts.
Clue ( 线索 ) f the stry:
befre~during~after
the earthquake
Fast reading Ⅱ--divisin
Ⅰ.Befre the earthquake Ⅱ.During the earthquake Ⅲ.After the earthquake

Paragraph(s)
Strange things began t happen, but n ne tk any ntice f them.
It destryed the city f Tangshan and shcked the peple.
Army came t help the survivrs, bringing hpe fr a new life.
Water in wells_____and falls
______gas cmes ut f wells.
Animals are_________.
There’re bright______in the sky.
Lud________can be heard.
warning signs befre an earthquake
Detail reading—part I (para1)
Chickens and
jump ut f the pnds
t nervus t eat
ran ut f field
electricity
Part Ⅱ (para2-3)
Part Ⅲ (para4)
Hw did the army help t rescue the survivrs? Please list answers.
150,000 sldiers were sent t Tangshan.
Shelters were built right nw
Fresh water was taken t the city.
The sldiers helped t dig ut the trapped peple and buried the dead.
pst reading
True r false questins:
The chickens didn’t eat because they were full.One third f the peple died r were injured during the earthquake.Such a great number f peple died because the quake happened while they were wrking.Rescue wrkers built brick huses fr survivrs whse hmes had been destryed.Water was needed because dams and wells were useless.
tw thirds
6.Peple in Tangshan were warned f the earthquake and didn’t g t bed that night. 7.Peple in Beijing als felt the earthquake. 8.Mre than 400 000 peple were killed in the quake. 9.Many rescue wrkers and dctrs were trapped under the ruins during the aftershck. 10.Peple tried t get fresh water frm under the grund in Tangshan.
were killed r injured
…were nt warned …and were asleep as usual.
Fresh water was taken t the city by train, truck and plane.
______things happened in Tang Shan. Fr a few days, water in the wells ____and fell. The wells had ______ and _______ gas cme ut frm that. Mice, chicken, pigs and even fish became t ________ t live as usual. At 3:42 am, everything began t ______.It seemed that the wrld was __ ___ ____. ________(1/3) f the natin ____ it. A ______crack cut acrss the city. The city lay ____ _____.
at an end
in ruins
Tw-thirds f the peple _______ r were_______. Then later that afternn, anther big quake ______ Tang Shan, which ______ many ______wrkers and dctrs. Peple began t wnder hw lng the______ wuld _____. But all hpe ___ _____ ____. _______ came t help thse ________. Slwly, the city began t ________again.
was nt lst
What shall we d if an earthquake happens?
Discussin (3m)
drp nt the grund
keep away frm the pwer lines
Ways n self-rescue
keep away frm the signs
keep away frm the buildings
Dn’t hide under the furniture, but by the furniture
hld nt抓住 the furniture
hide in the crner f the huse
Dn’t be nervus and keep calm. Dn’t try t run ut f the classrm. Prtect yur head by putting yur bag n yur head.sit dwn under yur desk. Leave the classrm after the earthquake.
Activity 4: Fill in the blanks
We cannt (1)_______ earthquake, but we can (2)_____________ t make sure they d nt (3) _______ the whle cities. First, it is nt a gd idea t (4)________________________ where tw f the (5)___________ jin tgether. Secnd, if yu think there maybe an earthquake ,it is better t build huses (6)___________ than (7)____________. Third, yu must make the huses (8) __________________. Weak huses will (9)___________in an earthquake, but (10)____________________.
earth’s plates
strng nes may stay up
d smething
as strng as pssible
build huses alng the lines
1.Try t retell the stry using new 1&3 P283.Cmpare the Tangshan in the past and nw.