mianduizhelidahaiyanlidebiwen，sumogenbenyidianyemeifangzaixinshang。
“laoshi，nimeiyouzhengjujiushuowozuobi，nizheiyangshibushiyetaiwuduanleba？”
“哼！”
lidahaidao：“niyiwangmeicikaoshidechengjidouzai450-550fenzhijianpaihuai，zenmezheiciturankaole702fen，nijiwojieshijieshi。”
“wojiushiturannaodaikaiqiaole，buxingma？”
“你……”
lidahaibeisumoyijuhuajiqiangdebushuobuchuhualaile。
“sumo，bushilaoshimenbuxiangxinni，ershinizheicidejinbushizaishitaidale，dadaolaoshimenbuganxiangxin。”
liuyuzheishihoushuohuale，tashifenpinghededuisumoshuodao：“yaoshininengzhengmingnizheicimeiyouzuobi，neiyiqiedehuaiyibujiuchenglile。”
“meicuo，nimenliulaoshishuodemeicuo，niyaoshinengzhengmingnishikaoshiliqudezheiyangdegaofen，sheihaihuihuaiyinizuobi？”
lidahaiyeshidianlediantoushuodao，zuoweilaoshitayebuyuanyizaimeiyouzhengjudeqingkuangxiahuaiyixueshengzuobi，keshisumozheicishizaishijinbudeyetaidale。
“好。”
sumoyezhidaozijiludianzhenbenshishibuxingle，takanzheliangweilaoshishuodao：“nimenxiangrangwozenmezhengming？”
“这个简单。”
lidahaizaojiuyouleduice，lijishinachulaiyizhangyingyushijuanfangdaolesumodemianqian。
tongguoqianjicidekaoshichengji，lidahaifaxiansumoyingyukaodehencha。
suoyicaihuixiangchulaizheimeyizhao，ceshisumoyingyudeshuiping，yaoshitazhendedadehenhao，neijiusuanshizijiwuhuitale。
“nizheicideyingyukaole136fen，zheizhangshijuandenandugenzheicikaoshideshijuanchabuduo，nizhiyaonengkao120fen，wojiuxiangxinnimeiyouzuobi。”
“没问题。”
sumohuayinyidun，“buguowohaiyouyigetiaojian。”
“你说。”
“jiusuanruguowokaodehenhao，niyaoxiangquanxiaodexueshengshengmingwomeiyouzuobi。”
“zheigeziranshikeyide。”
lidahaitinglesumodetiaojian，yeshihenshuangkuaidedayingle。
sumoyemeiyouwenshijian，zhijieshicongzhuozishangnaleyizhibi，shuashuashuaxieleqilai。
zheicisumodajuandesudugengkuai，jianzhishixiabirufeia！
kandelidahaiheliuyuliangrenmudengkoudai，tamenhaiconglaimeiyoudajuankeyizheimekuaide。
十五分钟后。
“做完了。”
sumofangxialebi，zhijieshibashijuandijileliuyu。
zheicisumolianjianchadoumeiyou，yinweigenbenmeibiyao。
liuyuhelidahailiangrendoukandaoleduifangyanzhongdeneiyisizhenhanzhise。
“liulaoshi，mafannipigaiyixiaba。”
lidahaigankeleyisheng，duizheliuyushuodao。
“好的。”
pigaishijuanbenlaijiuhenkuai，jifenzhonghouliuyubianshisuanchulesumodechengji。
143分！
liuyuhelidahaikandaozheigechengjiyihoudouchenmole。
guolehaoyihuier，lidahaicaishuohua，“nikeyihuiqule，denghuiwojiuhuizaiguangbolishuomingzheijianshiqing。”
“xiexielilaoshi，xiexieliulaoshi。”
sumotingdaolidahaidehuayihou，yeshixiaolexiao。
sumoyijinjiaoshi，dunshiquanbantongxuedemuguangdoufangdaoletashenshang，yaoshihuanzuoyigelianpibode，kongpadouyaobuhaoyisile。
sumoyizuodaozuoweishang，bianshiyourenrenbuzhuyinyangguaiqideshuoleqilai。
“zheiyouxierena，jiushihuiyixiexiazuodeshouduan。”
“shia，youbenshinigaokaodeshihouhainengzuobia，neicaisuanshiyoubenshi。”
sumohaimeiyoushuohua，wangpangzibianshirenbuzhule。
tazhanqishenkanzhegangcaishuohuadeneilianggerendao：“xianzailianlaoshidouhaimeiyouxiadinglun，nimenyoushenmezigezaizheilishuosandaoside。”
“shibushizuijindoupiyangyangle？”
biekanwangpangzidexuexichengjihencha，danshitakeshisanbanyoumingdecitou，neiliangmingxueshengdunshibuganhangshengle。
“至于吗？”
sumohaoxiaodekanzhewangpangzi，tazheigedangshirenhaimeiyoushuohuani。
buguo，huasuizheimeshuo，danshisumoxinzhonghaishihengandongde。
bijingyibanrensheihuiguanzheiyangdexianshia。
“wojiushikanneilianggerenbushuang。”
wangpangziqifendeshuoleyiju，jinjiezhejiubamuguangkanxiangsumodao：“moge，nizheicikaoshizhenmeiyouzuobi？”
qishi，wangpangzidexinzhongyemeidi，sumozheicikaodeshizaishitaihaole。
702fen，bizhenianjidiyideyanjiuxiyezhichale13feneryi。
“sipangzi，woshenmeshihoupianguoni？”
sumohaoxiaodekanzhewangpangzi，tazhidaozijizheicibiaoxiandetaiyaoyanle。
buguo，sumoyidiandoubuhouhui，jiranyoulexitongzheigejinshouzhile，neimetaderenshengjiubuzaicunzaididiao。
“这我就放心了。”
zheishihou，liuyuzoujinlejiaoshi，shunjianmeiyouledishengtaolundeshengyin。
“guanyuzheicisumotongxuedechengji，woxiangxindajiayidinghenhaoqidaodishifouzhenshi。”
liuyuzhanzaijiangtaishangkanzhebanlidexueshengchenshengshuodao：“gangcaiwohelilaoshiyijingceshiguosumotongxuedeshuipingle，womenyizhirenweitameiyouzuobi。”
“sumotongxuezheicidechengjishizhenshide。”
zheihuayichu，banlichusumobenrenyiwaidesuoyourendoushayanle。
真的？
不会吧！
“dajiayihouyeyaoxiangsumotongxuexuexi，renjianengzaizheimeduandeshijianliqudezheimedadejinbu，nimenyekeyi。”
liuyuyouzaijixueshengmenguanxinlingjitangle。
suihoumeiduojiu，xuexiaodeguangboliyeshiduiyusumozheicidechengjizuochulekending。
ranhouyoushiduisumokuazanleyitong，zheijianshiqingcaisuanshijieshu。
叮——
“gongxisuzhuwanchengrenwu，jianglijinengronghuiguantong。”
laile，sumozongsuanshitingdaozijixiangtingdeshengyin。
“融会贯通？”
“有什么用啊？”
“ronghuiguantongkeyibasuzhusuoyongyoudezhishironghuahuihe，dedaoquanmiandelijie。”
“jugezuijiandandelizi，ruguosuzhuzaizheicikaoshiqianyongyouronghuiguantong，neimesuzhudechengjijiubushi702fenle，ershi750fen。”
xitongzheimeyijieshi，sumoshunjianjiumingbaileronghuiguantongdeqiangda。
牛叉！
shangwuzuihouyijiekekuaixiakedeshihou，yanjiuxiyijingzaichuanghuwaimiandengzhesumole。
sanbansuoyoudenanshengdouxianmudekanzhesumo，jiulianwangpangziyeshiruci。
sheiyegaobumingbai，sumodaodishizenmezhuishangyandaxiaohuade。
“下课。”
“老师再见。”
sumoyeshizaidiyishijianjiupaochulejiaoshi。
“xiaomo，nizheicizhendetailihaile。”
yanjiuxishifenkaixindekanzheyanqiandesumo，tashizhenxindetisumogaoxing。
erqieyanjiuxiconglaijiumeiyouhuaiyiguosumohuizuobi，tabuxiangxinsumoshineiyangderen。
zaixuexiaoguangbozhiqian，huoxuquanxiaozhiyouyanjiuxiyigerenxiangxinsumo。