how-to-prepare-for-earthquakes.ppt

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1、 Howto prepare for earthquakes Teaching Objectivesndiscuss relevant topics nread between the linesnweave details for language effectnthink critically Lead-in ActivitiesGlobal ReadingDetailed Reading 123Assignment134Contents22Lead-inActivities2GlobalReadingDetailedReadingAssignmentNatural DisastersAn

2、 earthquakeDamages of Earthquakes 123ActivitiesLead-in Have you ever experienced any natural disasters?2Lead-inActivities2GlobalReadingDetailedReadingAssignmentMale/Female Ratio in Different Majors2Lead-inActivities2GlobalReadingDetailedReadingAssignment What is an earthquake?Direction:Watch the vid

3、eo and then fill in the blanks.2Lead-inActivities2GlobalReadingDetailedReadingAssignmentAn earthquake is _,usually intense shaking of the ground,caused by either_or by_.The most common types of earthquakes are those caused by _or earthquakes _.Male/Female Ratio in Different Majors2Lead-inActivities2

4、GlobalReadingDetailedReadingAssignment What is an earthquake?Direction:Watch the video and then fill in the blanks.2Lead-inActivities2GlobalReadingDetailedReadingAssignmentAn earthquake is _,usually intense shaking of the ground,caused by either_or by_.The most common types of earthquakes are those

5、caused by _or earthquakes _.any shaking of the ground natural sources humansruptures of geologic faults associated with volcanic activityMale/Female Ratio in Different Majors2Lead-inActivities2GlobalReadingDetailedReadingAssignmentWhat damages will earthquakes bring about?Male/Female Ratio in Differ

6、ent Majors2Lead-inActivities2GlobalReadingDetailedReadingAssignment Countless people were killed or injuredMale/Female Ratio in Different Majors2Lead-inActivities2GlobalReadingDetailedReadingAssignment Buildings fell apart.Buildings fell apart.2Lead-inActivities2GlobalReadingDetailedReadingAssignmen

7、t Railroad lines bent.2Lead-inActivities2GlobalReadingDetailedReadingAssignment Many people became homeless.2Lead-inActivities2GlobalReadingDetailedReadingAssignment Diseases spread around the quake-stricken areas.2Lead-inActivities2GlobalReadingDetailedReadingAssignmentMentally disordered people sp

8、ring up.2Lead-inActivities2GlobalReadingDetailedReadingAssignmentSevere Earthquakes in Chinain2008magnitude8.0 Wenchuan Earthquakealmost80%ofbuildingsweredestroyedkilled69,195peopleandleft18,392missingleftabout11millionpeoplehomeless2Lead-inActivities2GlobalReadingDetailedReadingAssignment2,700 live

9、s died.YushuEarthquake270werelistedasmissingTheentiretownwasflattened,leavingthousandshomeless.Alltheareasschoolsweredestroyed.In2010magnitude7.82Lead-inActivities2GlobalReadingDetailedReadingAssignment2Lead-inActivities2DetailedReadingAssignmentGlobalReadingSkim to get the main idea of the textText

10、 Organization12ReadingGlobalTo watch for warning signsTo work to improve building structures To check and reinforce homes regularlyTo prepare themselves for earquake suppliesTo create earthquake emergency plansThese precuations can make a great difference Skim the text and find out what contents hav

11、e been mentioned.Divide the text into four parts according to these main points.Part OnePart TwoPart Three2Lead-inActivities2DetailedReadingAssignmentGlobalReadingPart FourTextOrganization2Lead-inActivities2DetailedReadingAssignmentGlobalReadingPara.1 People believe that earthquakes can be forecast.

12、People like to be able to prevent the great destruction of property caused by earthquakes.People need to prepare for the possibility of a great earthquake.pridictionpridictionpreventionpreventionpreparationpreparationPara.2Para.3-6conclusionconclusionThe author concludes that these precautions can m

13、ake great difference in saving lives.Para.72Lead-inActivities2AssignmentGlobalReadingDetailedReadingRead Between the LinesLanguage Study12ReadingDetailed Ideally,people would like to know when an earthquake is going to happen and how bad it will be.In both Japan and China,people have long believed t

14、hat earthquakes can be forecast.In Japan,scientists have wired the Earth and sea to detect movements.The Chinese have traditionally watched animals and plants for warning signs of earthquakes.For example,the Chinese have noted that before an earthquake,hens behavior changesthey refuse to enter their

15、 cages at night.2Lead-inActivities2AssignmentGlobalReadingDetailedReadingQ:How can we predict an earthquake?They have also noticed that snakes come out of the ground to freeze to death and that dogs bark a lot,even normally quiet dogs.Before the Hanshin earthquake in Japan,there were reports of larg

16、e schools of fish swimming near the surface of the water.Certain birds,like pigeons,also seemed to be especially noisy and were reported to be flying in unusual patterns before the earthquake.2Lead-inActivities2AssignmentGlobalReadingDetailedReadingPerhaps most interesting,and most easily measured,i

17、s a chemical change in ground water before a quake.Experimental data seem to indicate that the amount of radon(Rn)in the water under the surface of the Earth waxes before an earthquake.2Lead-inActivities2AssignmentGlobalReadingDetailedReadingA:1)Wire the earth and sea todetectmovements.2)Watch anima

18、ls and plants forwarningsigns.3)Measure achemicalchangeingroundwater.Q:How can we predict an earthquake?2Lead-inActivities2AssignmentGlobalReadingDetailedReadingbark a lotswim on the surfacerefuse to enter cagesfreeze to deathfly unusually2Lead-inActivities2AssignmentGlobalReadingDetailedReadingQ:Wh

19、atsignswillanimalsshowbeforeearthquakes?1.detect:notice or discover(sth.partly hidden or not clear)eg.1.Can you detect an escape of gas in this corner of the room?这个房间的角落有煤气泄漏，你能感觉到吗？2Lead-inActivities2AssignmentGlobalReadingDetailedReading-tect=cover(掩盖)detect (de-:get rid of)detectable detection d

20、etective detector detectaphone nprotect (pro-:forward)protection protectionism protective protector unprotected architect (archi-:chief)architecture architectural 2.to watch.for.:2Lead-inActivities2AssignmentGlobalReadingDetailedReading观察观察以获得以获得:e.g.People those who watch the wind for trimming thei

21、r sails in social life.seem ill disposed toward对.没有好感见风使舵3.most interesting,and most easily measured,is a chemical change in ground water before a quake.Inversion 倒装倒装此句为表语位于句首的倒装句，强调表语。此句为表语位于句首的倒装句，强调表语。常见的表语位于句首进行倒装的情况：常见的表语位于句首进行倒装的情况：表语为名词表语为名词:Tomboys we werent.表语为形容词表语为形容词:Present at the meet

22、ing were Mr.Owen and other guests.表语为介词短语表语为介词短语:Among the goods are Christmas trees,candles and toys.表语为分词表语为分词:Seated on the ground are college students.2Lead-inActivities2AssignmentGlobalReadingDetailedReadingGroupwork:Groupwork:ToTomakeamakeabrochurebrochureforforbetterbettersurvivingsurvivingin

23、anearthquakeinanearthquake Assignment2Lead-inActivities2GlobalReadingDetailedReadingAssignment2Lead-inActivities2GlobalReadingDetailedReadingAssignmentRequirementsforthebrochure:1)bebriefandinstructive;2)withpicturesifpossible;3)beinbothEnglishandChinese;4)beoftheappropriatesizesothatpeoplecanholditontheirhandeasily;5)beofaccordionfoldbrochure:THANKYOU