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                      1. 无忧雅思网_雅思预测_雅思机经_雅思考试_雅思资料下载_雅思名师_2018年雅思考试时间

                        SAT数学之选择填空题答题讲解

                          一、选择题

                          ZHEIYINGGAISHIZHONGGUOKAOSHENGZUIWEISHUXIDETIXING。HESATKAOSHIDEQITABUFENYIYANG,KAOSHENGXUYAOZAIJIEDAWENTIZHIQIANRENZHENLINGHUITIGANDEJINGQUEHANYI,YOUXIAODITIAOGUOTIZHONGDEXIANJING。JUTIDEJIETICELVEKEYIFENWEI:

                          1.RENZHENYUEDUTIGAN

                          RUGUOKAOSHENGJINJINCULVEYUEDULETIGANJIUJIMANGJINXINGJIETI,BUJINWUFATIHUITIMUDEJUTINANDUHEZUIJIAJIETILUJING,ERQIEHENYOUKENENGHUILUORUTIGANQUANTAO,ZUOCHUCUOWUDEHUIDA。

                          2.SIKAOZUIKUAIJIEDEJIETIFANGFA

                          ZAI SAT DESHUXUEBUFEN,JIEDAWENTISUOXUYAODEQUANBUXINXIDOUTIGONGJILEMEIGEKAOSHENG。YINCI,KAOSHENGZAIZIXIYUEDUTIGANYIHOUSUOXUYAOZUODEJIUSHISIKAOJIETIDEZUIJIAFANGFA。CHENGRAN,MEIYIDAOSHUXUETIDOUKENENGYOUYIZHONGNAIZHIDUOZHONGJIETIFANGFA,DANKAOSHENGHAISHIYAOJINLIANGXUNZHAOZUIWEIBIANJIEDETUJING,JIESHENGKAOCHANGSHANGBAOGUIDESHIJIAN。

                        bbin注册网址   3.TIAOGUOYISHINANYIJIEJUEDETIMU

                          JINGUAN SAT DEJUEDADUOSHUSHUXUETIDUIZHONGGUOKAOSHENGNANYIXINGCHENGZHENZHENGDEWEIXIE,DANHENDUOKAOSHENGJINGCHANGYOUYUMOUYISHUYUDESHENGSHUHUOXINQINGJINZHANGDENGYINSUERZAIYIDAOSHUXUETISHANG“KAQIAO”。ERZAIYIXIEMAOSIJIANDANDESHUXUETIMUZHONG,KAOSHENGYEWANGWANGHUIZAOYUDAOGEZHONGGEYANGDEXIANJING。SHIJISHANG, SAT DE 3 GESHUXUEBUFENDOUSHICONGZUIJIBENDETIXINGKAISHI,ZHUJIANTIGAOTIMUNANDU,ERNANTIDEFENZHIQISHIBINGBUBIRONGYIDETIMUGENGGAO。SUOYI,KAOSHENGZAIZUOMOUYIGESHUXUE Section DETIMUSHI,YINGGAIXIANTIAOGUONEIXIEYISHINANYIJIEJUEDETIMU。QIEJIBUYAOBADALIANGSHIJIANLANGFEIZAIMOUYIDAOTIMUSHANG。

                          二、填写空格题

                        bbin注册网址   TIANXIEKONGGETIHEXUANZETISUOKAOCHADENEIRONGQISHISHIYIYANGDE,JIETIDEJUTICHABIEZHUYAOTIXIANZAIQIANZHEMEIYOUXUANXIANG,XUYAOKAOSHENGZIJITIANRUJISUANDECHUDESHUZI。ZHEIZHONGTIXINGDEYOUDIANZAIYUDACUOLEBUHUIKOUFEN,ZHISHIDEBUDAOGAITIDEFENSHU,SUOYIJIANYIKAOSHENGQIANWANBUYAOFANGQIBUTIAN。XUYAOZHUYIDESHI,KAOSHENGYAOZAIKONGGEZHONGTIANRUSHUZI,ERQIEBIXUTIANTUFANGGEXIAMIANDEYUANQUAN。YOUYUYUEJUANSHIJISUANJIZHINENGSHIBIEXIAMIANDEYUANQUAN,SUOYIJINJINZAIKONGGEZHONGTIANRUSHUZIBINGBUNENGDEFEN,DANTIANXIEKONGGEKEYISHIWOMENJIANSHAOTUQUANSHITUCUOSHUZIDEGAILV。

                          KAOSHENGZAIQIUJIETIANXIEKONGGETISHIXUYAOZHUYI:

                        bbin注册网址   (1)TIANXIESHUNXU

                          JIANYITIANXIEDAANCONGZUIZUOBIANKAISHI,KEYIYOUXIAODIBIMIANSHUXIEHUNLUAN。KAOSHENGYINGGAIZHUYIDAO,KONGGEDIYILANXIAFANGDEQUANLIBINGMEIYOUSHUZI“ 0 ”,ZAIDIERLANXIAFANGCAIYOUSHUZI“ 0 ”。

                        bbin注册网址   (2)FENSHUDETIANXIE

                          KONGGEGONGYOU 4 LAN,QIZHONG“ / ”BAFENZIHEFENMUFENCHENGLIANGBUFEN,ZHEIYIWEIZHEKAOSHENGZAITIANXIEFENSHUSHIKEXUANZEDEBIAOXIANXINGSHISHIFEICHANGYOUXIANDE。SUIRANCONGLILUNSHANGJIANG,KAOSHENGKEYIYONGRENHESHIDANGDEFANGSHILAIBIAODAXIANGYAOBIAODADEFENSHU,DANRUGUOYAOZAI 4 LANKONGGEZHONGTIANXIE“ 16/32 ”JIUBUTAIHESHILE。YINGGAIBATAJIANHUACHENG“ 1/2 ”HUO“ .5 ”。RUGUOJISUANCHUDEFENSHUWUFATIANRUKONGGE、ERQIEYEWUFAJIANHUADEHUA,KAOSHENGYEKEYIYONGXIAOSHULAIBIAODAXIANGYAOBIAODADESHUZI。

                          LINGWAIYIGEWENTIJIUSHIFUFENSHUDECHULI。YI“ 4 YOU 1/2 ”WEILI。JISUANJIZAIYUEJUANSHIHUIBA“ 4 1/2 ”DUCHENG“ 41/2 ”(YEJIUSHI“ 20 YOU 1/2 ”),SUOYIBIXUBATAZHUANHUANWEI“ 9/2 ”HUO“ 4.5 ”。

                        bbin注册网址   (3)XIAOSHUDETIANXIE

                        bbin注册网址   XIAOSHUDETIANXIEYESHICONGDIYILANKAISHI。YOUYUDIYILANXIAFANGYOU“ . ”ZHEIGEQUAN,SUOYIMEIYOUBIYAOZAIXIAOSHUQIANMIANFANG“ 0 ” 。BIRUZAITIANTU“ 0.5 ” DESHIHOU,ZHIYAOJIANDANDITIANXIE“ .5 ” JIUKEYILE,BUXUYAOXIECHENG“ 0.5 ” 。

                        bbin注册网址   HAIXUYAOZHUYIDESHI,BUYAOSUIBIANJIANSHAOXIAOSHUDEWEISHU,YEBUYAOSISHEWURU。RUGUODAANSHIXUNHUANXIAOSHU,BIRU“ .33333 …”,JIUBUNENGTIANTUCHENG“ .3 ”HUO“ .33 ”。KAOSHENGYAOZAIYOUXIANDEKONGGENEITIANTUXIAOSHUDEZUIZHANGWEISHU——YEJIUSHI“ .333 ” 。RUGUOSHI“ .454545 …”,ZEKETIANTUCHENG“ .454 ”。WUXIANBUXUNHUANXIAOSHU,RU“ 1.4285736 …”,YINGGAITIANTUCHENG“ 1.42 ”,BUBISISHEWURU。

                          YISHANGJIUSHIGUANYUSATSHUXUEKAOSHITIXINGDEJIESHAO,DUIYUZHEILIANGZHONGTIXINGDEFENBUHETEDIANYIJIDATIDEZHUYISHIXIANGDENGNEIRONGDOUYOUXIANGXIDEFENXI,FEICHANGSHIYONG。DAJIAKEYIZAIBEIKAOZIJIDESATSHUXUEKAOSHIDESHIHOU,ZHENDUIZIJIDETEDIANJINXINGJIEJIANHEYINGYONG。

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