2023學(xué)年完整公開課版高中英語3Module4SandstormsinAsiaModule4S

disasterSandstormsTsunamiFloodsDroughtsTornadoesEarthquakesVolcaniceruptionsBlizzardsThunderstormsSandstormThereisstrong,drywindandtheskyisyellow.SandstormPeoplehavetowearmasksCarsmoveslowlyandhavetoturnonheadlightsReadingReadthepassagequicklyandanswer:Troducesinformationaboutsandstorms.Thispassagemaybetakenfromatouristbrochure.anadventurenovel.ageographicalmagazine.Para.1descriptionofsandstorms

Para.2causesofsandstorms

Para.3amajordisasterinAsia(sandstorm)

Para.4effectsofsandstorms

Para.5thegovernment'ssolutionPara.6

theforecastandadviceMatchthemainideawitheachparagraph.Careful-reading:Para1-2disaster

____________havebeenamajordisasterforcenturies.

descrip-tiondefinitionSandstormsarestrong,dry____thatcarry______.featuresTheyareoftenso_____thatyoucannotseethesun,andthewindissometimes________enoughtomovesanddunes.regions____________,NorthAmerica,CentralAfrica,AustraliaSandstormswindsandthickstrong

Where?Whataresandstorms?Wheredosandstormsmainlytakeplace?Whydosandstormshappen?Sandstorms

are

strong,

dry

winds

that

carry

sand.

Itisaresultof“desertification”whichresultsfromhuman'simproperactivitiesThefourmainplacesintheworldwheretherearesandstormsare...fourmainplacesCareful-reading:Para1-2disaster

Sandstormshavebeenamajordisasterforcenturies.

descrip-tiondefinitionSandstormsarestrong,drywindthatcarrysand.featuresTheyareoftensothickthatyoucannotseethesun,andthewindissometimesstrongenoughtomovesanddunes.regionsCentralAsia,NorthAmerica,CentralAfrica,Australia

sandstorms--Amajordisaster

__________Sandstormsbeginindesertareas

andhaveincreasedasaresultof________________.Desertificationisaprocessthathappenswhenlandbecomesdesertbecauseof_______________andbecausepeoplecutdowntreesand____________

bad______Thestormssometimescontinuealldayandtrafficmovesvery______becauseofthethickdust.Sometimesthestrengthofthestorm____________peopleandit’sdifficultto＿＿＿.

solutionThegovernmenthasalreadyplantedmorethan_______________

treesandplanstocontinueplantingforthe＿＿＿＿＿＿.desertificationclimatechangesdiguptrees.causesslowly

surprises

see

30billionnextfiveyears

effects

Careful-reading:Para3-6 analysis(分析)andsolution

human'simproperactivities.disasterdescriptioncauses

badeffectssolutionMeetproblemAnalyzeproblemSolveproblemSandstormsinAsiaThestructureiscompleteandlogical(有邏輯的)!Sandstorms1.

(be)amajordisasterformanyAsiancountriesforcenturies.Scientistshavetriedmanyways2.

(solve)thisproblemandinChina,amasscampaign3.

(start)tohelpsolveit.Sandstormsarestrong,drywindsthatcarrysand.Theyareoften4.

thickthatyoucan'tseethesun,andthewindissometimesstrongenoughtomovesanddunes.NorthwestChinaispartofthesandstormcentreinCentralAsia.Sandstormsbeginindesertareas.Fillintheblanksaccordingtothetext.havebeentosolvehasbeenstartedsoSandstormssometimesaffectBeijing.Citizenswakeupto5.

orangeskyandstrongwinds6.

_________coverthecityinathick,brown-yellowdust.TheChineseCentralWeatherStationcanforecastasandstormsomeweeks7.

itarrivesinBeijing,butthe8.

(strong)ofthestormsometimessurprisespeople.Thedesertisonly250kilometresawaytothewestofBeijing.Inordertopreventit9.

(come)nearer,thegovernmenthasplantedmorethan30billion10.

______(tree)andplanstocontinueplantingforthenextfiveyears.anthat/whichbeforestrengthcomingtreesToavoidthedisaster,whatcanwedotoprotecttheenvironment?★Drivelessandtakeabusifpossible.★Cycleorwalktoschool.★Takeaclothbagwhenshopping;donotuseplasticones.★Plantmoretreestohelpabsorbcarbondioxide.★Replacepaperhandkerchiefswithclothones.★Turnoffthelightswhenleaving.Howtowriteacompositionaboutenvironmentalproblem?structure:1.Brieflydescribethisenvironmentalproblem.

Desertificationis...whichOnemajorenvironmentalproblemis...

2.Whatcausethisproblem(reasons).

Thereasonwhy...isthat...Herearesomereasonsforit...Reasonscanbelistedasfollows...3.suggestasolution(solutions).

Somemeasurescanbetakentosolvetheproblem...Peoplehavecomeupwithmanysolutions...4.Summarizewhatyouhavesaidinoneortwosentences.

Clear