人教版 必修一 Unit 3 travel journalUsing language 课（36张PPT).ppt

unit3 usinglanguage 2 whereislaos what sthenameofitscapital howmuchdoyouknowaboutlaos listening mapoflaos laosisalandlockedcountryinsoutheastasiaandthethicklyforestedlandscapeconsistsmostlyofruggedmountains thehighestofwhichisphoubiaat9 242feet 2 817m withsomeplainsandplateaus themekongriverformsalargepartofthewesternboundarywiththailand whatpartdoesthemekongriverplayinthatcountry giveanexample themekongriverhashistoricallyplayedanimportantroleinlaos andithasbeenandremainsthechiefformoftransportationinthislong thin andmountainouscountrythathasfewgoodroads laos maincropisrice whichisgrownonthefertilefloodplainofthemekongriver vegetables fruit spicesandcottonarealsogrown themekonganditstributariestogetherformtheworld slargestinlandfishery listenandsaywhattheweatherwaslikeinlaos coolanddry listenandtickthewordsyouhearonthetape laos tibet vientiane vietnam plains border village candles lights truck ducks chickens listenandanswerthequestions whichborderoflaosismadebythemekongriver 2 whatdidwangkunandhissisterseewhentheycycledacrosstheplains 3 whichisthebestseasontotravelinlaos why 4 whatdidtheriversoundlike 5 howdidtheygotovientianeafterlunch thewesternborderoflaos theysawlowmountainscoveredintrees autumnisthebestseasontotravelinlaosbecauseitiscoolanddry itsoundedlikeamansinginginalowvoice bybus whatadjectiveswouldyouusetodescribethecountrysideinlaosafterlistening calm fruitful abundant plentiful pleasant humid scenic interesting peaceful rich whatwayscanpeopleuselargeandimportantrivers freetalk transportinggoodsandpeople connectionsbetweentownsandcities fishing waterforcookingandwashing listeningtask whatkindofthingsmighthappentochangethislifeontheriver pollution declineinfishsupplies thebuildingofdams lookatthephotoinex 1andanswerthequestions thephotocouldbeamodernonebecausetheboatseemstohaveamodernengine theinformationwecangetfromthepictureis riverscanbeusedforfishing peopleusefishinglinestocatchfishandnotnets listenandwritethemainideainonesentence wangkunandwangweimetanoldmanfishingbytheriverinlaos andtheytalkedaboutthelifeoftheriverandthechanges listenagainandfillintheinformationonthechart lifealongtheriverinthepast lifealongtherivernow 1 thereweremanysmallvillagesbytheriver 2 thefishermenusedtocatchfish 3 theysoldthefishtomakemoney 1 somevillageshavedisappeared 2 newdamshavebeenbuilt 3 somepeoplehavemovedtothetownsandworkthere discussion whathaschangedonimportantrivers whataretheadvantagesanddisadvantagesofbuildingdams advantagesofdams damsareconstructedbasedonlyonsafety itisusedtostorewater itusedinhydroelectricpowergeneration itisusedinirrigationpurposes fishing disadvantagesofdams requireskilledlabourtoconstructstrongabutmentsisneeded lossofhabitattomanyendangeredspecies lossofsheltertomanytribalpeopleandtheyhavetoloosetheiroccupation lossofhectaresofforestlandandsheltertomanyanimals failureofdamleadstoheavyloss heavysiltaccumulation howwillwangkunandwangwei sjourneyendfromthetitleandthepictures readingtask readandanswerthequestions wheredidtheymeettheteacherwhosaidshehadtoteachoutsideunderalargetent wheredidtheyseeabeautifulwhiteelephant inwhichcountrydidtheyendtheirjourney incambodia inthepalaceinphnompenh invietnam readandfillintheform topic laos population weather learning farming halfthepopulationofcambodia coolanddryinautumn riceandfish topic cambodia population weather learning farming twicethepopulationoflaos halfofitspeoplecouldn treadorwrite riceandfish topic vietnam population weather learning farming almostseventimesthepopulationofcambodia coolerinthenorthandmuchwarmerinthesouth rice fishandfruit languagepoints cambodiawasinmanywayssimilartolaos althoughithastwicethepopulation thatvietnamhasalmostseventimesthepopulationofcambodia 这两句话都有倍数的表达 英语中常见的倍数表达法有 倍数as as 意思是 a是b的几倍 heearnstwiceasmuchasheusedto 2 倍数 比较级 意思是 a是b的几倍 lineaisfourtimesthelengthoflineb 3 倍数 the度量词of theearthis49timesthesizeofthemoon thenewly builttheatreis theoldone a astwicebigasb twicemorebiggerthanc twicethesizeofd twicesobigas c itisreportedthattheunitedstatesuses energyasthewholeofeurope a astwiceb twicemuchc twicemuchasd twiceasmuch d thehouserentisexpensive i vegotabouthalfthespaceihadathomeandi mpaying here 上海卷 a asthreetimesmuchb asmuchthreetimesc muchasthreetimesd threetimesasmuch解析 答案选d 倍数threetimes要放在as的前面 后面省略asipaidathome 2002上海 americanseat vegetablesperpersontodayastheydidin1910 a morethantwiceb astwiceasmanyc twiceasmanyasd morethantwiceasmany d 2 italsohadwidestreetswithtreesinrowsandoldfrenchhouses andwenttoseeagreattemplewithfloorsmadeofsilver 这两句话中的with短语都作定语 第一句是with n 介词短语 第二句是with n p p doyouknowthegentlemanwithbothhandsinhispockets throwawaythecontainerwithitscoversealed 3 weweretiredbutalsoinhighspirits inhigh goodspirits喜气洋洋地 兴高采烈地she sarealwetblanket shestartedquarrelingwithlilingwheneveryoneofuswasinhighspirits inspiteofhavinglostalotofweight hewasinhighspirits inlowspirits情绪低落地 不高兴地loseone sspiri