period6listeningandreadingtaskteachingaims1learnaboutrobotsandrobotsinthefightagainstlandmines。2helpstudentstolearnhowrobotsarehelpinghumanbeingsinclearinglandmines。teachingproceduresstep1leadinpresentthepicturesonpage54andaskstudentstotellwhateachrobotdoes。（studentsareencouragedtospeakouttheiropinionsfreely。）step2listening1listentotheinterviewandnumberthepicturesintheorderthatyouhearaboutthem。keys：4，2，1，3。2listentotheinterviewagainandfillinasmuchofthetableasyoucan。shareyouranswerswithapartner。listenonceortwicemoretocheckyouranswers。 robot whatistherobot？ whatcantherobotdo？ 1hr2hr3hr4hrsuggestedanswers： robot whatistherobot？ whatcantherobotdo？ 1hrvacuumcleaner itcanmovefromroomtoroomcleaningyourhouse。youcanprogramitsothatitcleanswhenyouareawayandyoucancontrolwhatitsdoingfromyourcomputerattheoffice。 2hrpersonalrobotcalledpapero itunderstands650phrases，speaksmorethan3000words。itcanrecognizedifferentpeople。itcancheckyouremail。itcanhelpchildrendoresearchontheinternetfortheirhomework，talktothemabouttheirdayatschoolandplaygames。 3hrtinyhelicopter itwillbeusedtoflyintodangerousareas。forexample，itcanflyintoahousethatsbeendestroyedbyanearthquakeandcheckifanyonesinside。 4hrwalkingchair ithelpspeoplewhocantwalktogoupanddownstairs。step3readingtask1asweknow，robotsaredesignedandbuilttodoataskthatisdangerous，uncomfortable，orrepetitiveforhumans。todaywearegoingtoreadamagazinearticleaboutlandmines。first，askstudentstoreadthispieceofnewsaboutlandmines。threedecadesofwarincambodiahaveleftscarsinmanyformsthroughoutthecountry。unfortunately，oneofthemostlastinglegaciesoftheconflictscontinuestoclaimnewvictimsdaily。landmines，laidbythekhmerrouge，thehengsamrinandhunsenregimes，thevietnamese，thekpnlf，andthesihanoukistslitterthecountryside。inmostcases，eventhesoldierswhoplantedtheminesdidnotrecordwheretheywereplaced。now，cambodiahastheoneofthehighestratesofphysicaldisabilityofanycountryintheworld。atthecurrentrateofprogress，itmaytakeasmanyas100yearstoclearalltheminesincambodia，andtheunestimatesthatwithcurrenttechnology，itwilltakenearly1100yearstoclearalltheminesintheworld。2next，presentthestudentssomeminesignsandremindstudentsthatinspiteofsomanywarningsigns，therearestillmanyvictimsasthepicturesshow。 教学资源，完全免费，无须注册，天天更新！（inspiteofsomanywarningsigns，therearestillmanyvictims。lookatthefollowingpictures。） 教学资源，完全免费，无须注册，天天更新！3askstudentstoglancethroughthetextquicklyandanswerthefollowingquestionsinexercise1onpage58。（1）whatisthemaintopicofthisarticle？whichpartofthetexttellsyouthat？（2）whowrotethearticle？（3）whatdothethreepicturesshowyou？（4）whereisresearchbeingdoneonrobotsthatcanfindlandmines？（5）inwhichtwocountriesmighttherobotsbeused？suggestedanswers：（1）themaintopicistheroleofrobotsinthefightagainstlandmines。thetitletellsusthat。（2）natashawesley。（3）somepeoplewhohavelosttheirlegsbecauseoflandmines。（4）chibauniversity（japan）（5）afghanistanandcambodia。4workingroupstowritequestionsfortheseanswersinexercise2。checkyourworkwithyourpartner。 question answer 1hr26000people。 2hronepersonevery20minutes。 3hrfordecadesafterwarshaveended。 4hr100million。 5hr60countries。 6hr100000。 7hr2000000。 8hr4mlong，1。8mwide，1mhigh。 9hr900kg。 10hr6。hr11hr1997。hr12hr122countries。suggestedanswers： question answer 1。howmanypeoplearekilledorinjuredbylandmineseveryyear？ 26000people。 2。howoftenissomeonekilledorinjuredbyalandmine？ onepersonevery20minutes。 3。forhowlongdolandmineskeepcausingdamage？ fordecadesafterwarshaveended。 4。howmanylandminesareburiedjustbeneaththesurfaceoftheground？ 100million。 5。inhowmanycountriesarelandminesburied？ 60countries。 6。howmanylandminesareremovedeveryyear？ 100000。 7。howmanylandminesareburiedinthegroundeveryyear？ 2000000。 8。howbigistherobotthatcanfindlandmines？ 4mlong，1。8mwide，1mhigh。 9。howmuchdoesitweigh？ 900kg。 10。howmanylegshasitgot？ 6。hr11。whenwasanarrangementtostopthemanufactureanduseoflandminessigned？ 1997。hr12。howmanycountriessignedtheagreementtostopthemanufactureanduseoflandmines？ 122countries。5。readthearticleagaincarefullyandlookateachparagraphinturn。underlinethesentencewhichsetsoutthemainideaofthatparagraph。thenfillinthetablebelow。 paragraph mainidea supportingdetails 1hrintroduction：thedamagelandminescause 26000 100millionburiedin60 2hr3hr4hr5hrsuggestedanswers： paragraph mainidea supportingdetails 1introduction：thedamagelandminescause26000peoplekilledorbadlyinjuredeachyear100millionburiedin60countriesmostvictimsareinnocentpeople 2theproblemoflandmineseachyear100000removedeachyear2000000burieddifficultanddangeroustoremove 3robotscanhelpfindtraditionalminesmuchsaferinthehuntforlandminesfasteratfindinglandminesresearchatchibauniversity 4robotscanfindplasticminesexperimentalrobotsinproductiontouseradartolocateminestoidentifytypesofmines 5worldopinionsturnedagainstlandminesinthe1990sagreementinottawa，canadatostopthemanufactureanduseoflandminesstillalotofworktobedonestep4discussion1first，askstudentstoreadthefollowingmaterials。fromthetextwevelearnedhowseriousthesituationis。manylivesareputintodanger。sowemustdosomethingtoimprovethesituation。asweknow，theushasntyetcommittedtotheminebantreaty。ihopeyouwillwritealetterofsuggestiontothepresidentoftheus。youmayrefertothetext2encouragestudentstowritealetterofsuggestiontothepresidentoftheus，fortheushasntyetcommittedtotheminebantreaty。intheletteryouwillsuggesttheusshouldstopmanufacturinglandminesandspendmoremoneyonsolutionstoclearinglandmines，forexampledevelopingnewrobotstoremovethelandmines。youcanrefertothefollowingmaterial：producingonelandminecosts3，yetonceinthegrounditcancostmorethan1000tofindanddestroy，accordingtotheicbl。over80percentofthe15000to20000landminevictimseachyeararecivilians，andatleastoneinfivearechildren，accordingtotheinternationalcampaigntobanlandmines（icbl）thedeadlylegacyoflandminesfaroutlaststheconflictsthatgaverisetothem。amongthemostcontaminatedcountriesareiraq，cambodia，afghanistan，colombia，andangola。iftimeislimited，askstudentstofinishitafterclass。step5homeworkfinishwritingthelettertothepresidentoftheus。asample：dearmr。president，ireadinthenewspaperthattheushasntyetcommittedtotheminebantreaty。imwritingtosuggestyourcountrysignontheagreement。1landmineskillorbadlyinjurearound26000peopleeveryyear。thereareabout100millionlandminesburiedjustbeneaththesurfaceofthegroundin60countries。amongthemostcontaminatedcountriesareiraq，cambodia，afghanistan，colombia，andangola。ithinkthisisonereasonwhypeopleinthesecountrieshatetheussomuch。2producingonelandminecosts3，yetonceinthegrounditcancostmorethan1000tofindanddestroy，accordingtotheicbl。sostopmanufacturinglandminesandspendmoremoneyonfindingsolutionstoclearingthelandmines。asyouknow，yourcountryhasdesignedthemostadvancedrobots。whynotuseyouradvancedtechnologyandspendmoremoneyondesigningsomerobotstoclearthelandmines。ifso，itwillbenefitthewholeworld。peopleallovertheworldwillthinkhighlyofyouandyourcountry。youandyourcountrywillbecomemoreinfluential。japanhassetagoodexample。theyhavedevelopedrobotsthatcanbeusedtoclearlandmines。ihopeyourgovernmentwillfollowjapansexample。thankyouforreadingtheletter。ihopeyouwillconsidermysuggestions。ibelieveyoualsohopethewholeworldwillenjoypeace。letsworktogetherandmakeapeacefulworld。yourssincerely，suncheng
用水合怎么造句桃花心木阅读题答案用众目睽睽一词造句静夜郭沫若教案第九课ampnbsp目录检索为桌面设置美丽的背景说课稿国界的解释及造句人教版一年级数学下册平面图形的拼组的说课稿弘扬和培育民族精神教学设计大班科学课说课稿形块的分割与构成教师说课稿用水平如镜造句的例句汇总