同一主族的两种元素的原子序数之差不可能是( )A.16 B.26C.36 D.46
问题详情:同一主族的两种元素的原子序数之差不可能是()A.16 B.26C.36 D.46【回答】解析:选D以惰*元素的原子序数为特例,惰*元素的原子序数分别为2、10、18、36、54、86、118,则16=18-2,26=36-10,36=54-18,A、B、C项均有可能,D不...
问题详情:同一主族的两种元素的原子序数之差不可能是()A.16 B.26C.36 D.46【回答】解析:选D以惰*元素的原子序数为特例,惰*元素的原子序数分别为2、10、18、36、54、86、118,则16=18-2,26=36-10,36=54-18,A、B、C项均有可能,D不...
问题详情: 36 SecurityServicesadvisethattherehavebeenrobberiesreportedintheEastOxfordarea,carriedoutbyagroupandinvolvingthreatsofandshowingofaknife.Thevictimshaveallbeenyoungmalesofstudentageandap...
问题详情:(﹣+)×(﹣36)【回答】(﹣+)×(﹣36)=﹣20+27﹣2=5;知识点:有理数的乘除法题型:计算题...
问题详情:AreyoustudyingEnglishanddoyouneedhelpwithgrammar? 36 Well,youcanfindhelponlinewiththesetop5freeEnglishasaSecondLanguagewebsites.1.Dave’sESLCafeThisisacompletewebsitethatcanhelpyoulearna...
问题详情:36.Myparentsneverremindmeofthe_____________(牺牲)theymadetogivemeaneducation.37.TheFerraricana____________from0to60mphin6.3seconds.38. Thispaintingisfairly_________(典型的)ofhisearlywork.39....
问题详情:wasc______thatthepresidentwouldvisitChinathefollowingmonth.isknowntousall,takingexerciseisb______toourhealth.soffightinghavelefttheareainr______.s______astrangemanenteringthelecturehallwheread...
问题详情:(-+)×(-36); 【回答】-19 知识点:有理数的乘除法题型:计算题...
问题详情:36 Butstillthereisadangerthatgrowseveryyear.Airlinersgetlarger.Someairplanescanholdover300passengers.Andtheairitselfbecomesmoreandmorecrowded.Ifonegiantairlinercrashedintoanotherinmid-air600lives...
问题详情:若变量满足约束条件,则的最大值是A.12B.26C.28D.33【回答】C【详解】目标函数可以变形为,做函数的平行线,当其经过点A(4,4)时截距最大时,即z有最大值为=.[点评]解决线*规划题目的常规步骤:一列(列出约束条件)、二画(画出可...
问题详情: 36.____Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso,however.Anyonecanbecomeabetterstudentifheorshewantsto.Here’show: Planyourtimecarefully.Whenplanningyourwork,youshoul...
问题详情: (36)_______Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso.however.Anyonecanbecomeabetterstudentifheorshewantsto.Here,show:Planyourtimecarefully.Whenplanningyourwork,youshoul...
问题详情:ThereisanEnglishsaying:“ 36._”Untilrecently,fewpeopletookthesayingseriously.Now,however,doctorshavebeguntolookintolaughterandtheeffectsithasonthehumanbody. 37._Testswerecarriedouttostudy...
问题详情:36 Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso.However,anyonecanbecomeabetterstudentifheorshewantsto.Hereishow:Planyourtimecarefully.Whenplanningyourwork,youshouldmakeal...
问题详情:36Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso.However,anyonecanbecomeabetterstudentifheorshewantsto.Hereishow:Planyourtimecarefully.Whenplanningyourwork,youshouldmakealist...
问题详情:36.Wearegoingtohaveabasketballgame_______(对着)ClassThreeonSunday.37.A:What’syour (最喜欢的)sport? B:Basketball,ofcourse.38.Kangkang,Michael,pleasedon’t_______(吵架).Michae...
问题详情:36.Thedogwasso________(devote)toitsmasterthatitwouldnotleavehim,evenwhenhewasdead.37.Londonisfullofhomelesspeople_______(beg)inthestreets.38.Missingthetrainmeans________(wait)foranotherhour.39....
问题详情:36.(36) Paris,thecapitalandthelargestcityofthecountry,isinnorthcentralFrance.TheParismetropolitanareahasnearly20%ofthenation'spopulationandistheeconomic,cultural,andpoliticalcenterofFrance.TheFrenchg...
问题详情:March14isInternationalPoliceDay.36._________Nomatterifit'sburninghotoricycold,aholidayoraschoolday,you'llseepolicemenatthecentersofthestreetsdirecting(指挥)traffic.37._________.Therearemoret...
问题详情:(+36)÷(-4); 【回答】原式=- =-9;知识点:有理数的乘除法题型:计算题...
问题详情: It’snaturaltogreetfriendswithasmileandawave. 36 Butwhathappensifyourfaceandbodysendmixedmessages?Wouldsomeonebemorelikelytobelievethelookonyourfaceorthewayyouholdyourbody? ...
问题详情:36. Difficultcustomersarethenightmaresofeveryshopkeeper. 37.. Unfortunately,themostdifficultoneswilluseittoslapyouintheface.Buttherearetipsfordealingwithdifficultcustomersyoucanfollowtok...
问题详情: (36)____Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso,however.Anyonecanbecomeabetterstudentifheorshewantsto.Here’show: Planyourtimecarefully.Whenplanningyourwork,y...
问题详情:36°18′=___________°.【回答】36.3度知识点:角题型:填空题...
问题详情:36.Ourarmyiswell____________(装备).studentsfoundthathis____________(行为)hadchanged.candothesamewithinyour____________(组织).studentsshould____________(尊敬)theirteachers.twostudentsareofthesa...
问题详情:36.________(surround)byallhisstudentsmadetheoldprofessorveryrelieved.37.Hewasthoughttobedeadafterhegot________(injure)inaseriousaccident.38.________(music)reallyhaveagreatinfluenceonourlifethr...