- 经典语录我们花了八年才来到这里花了八年终于来到这里对于我们而言这一刻是值得骄傲的至少*了我们这八年并不是一场错误现在我在这里,敢抬头挺胸的这么说...
- 8673
- 问题详情: 1828年,德国化学家维勒通过蒸发**铵(NH4CNO)水溶液得到了尿素[CO(NH2)2],尿素[CO(NH2)2]属于( )A.复合肥料 B.氮肥 C.*肥 D.钾肥【回答】【*】B【解析】本题考查化肥的分类。含有氮元素的肥料称为氮肥。含有*元素的肥料称...
- 18806
- 问题详情:已知:如图,点A、B分别是∠MON的边OM、ON上两点,OC平分∠MON,在∠CON的内部取一点P(点A、P、B三点不在同一直线上),连接PA、PB.(1)探索∠APB与∠MON、∠PAO、∠PBO之间的数量关系,并*你的结论;(2)设∠OAP=x°,∠OBP=y°,若∠APB的平分线PQ交OC于点Q,求∠OQP的度数(用含有x、y的代数...
- 23661
- Gotontothecongame.Ithasnothingtodowiththesupplyanddemandforgoldinthejewelrytrade,orwhatever-it'sgoingtobearesultoftherebeingnoviablealternativeswhenthepaper-moneycongameisover....
- 21490
- I'mjustaliteraryconman,hewillsay.Afewyearsagoshewasthevictimofaconman.Mickey'saconman.Trymycardgame.Comeandseemeduringafternoonfreetime.Everyonethoughttheoldconmanmusthavedied,butitturnedouthewasjustplayingpossum.Tiredofalifeontherun,bloom,aconmanw...
- 24502
- 问题详情: Mostdrinksstatingthattheyarefruit-flavored(水果味道的)containnofruitatall,whilemostoftherestcontainonlyasmallquantityoffruit,accordingtoastudycarriedbytheBritishFoodCommission. "Shoppersneedtocheckthelabels(标签)beforebuyingdrinks,thou...
- 32697
- Maybeshevisitssomeothercon?Theydebatedtheissueproandcon.Orjustacleverconartist?Muchhasbeenwrittenonthesubjectproandcon.Thisso-calledbargainisjustacon!Ifaconsnitches,he"isn'tlongforthisworld."Hecanseethebeautythatexistsinaperfectlyexecutedconandhas...
- 29962
- 问题详情:钾可以促进植物生长、增强抗病虫害能力。下列物质中,能用作钾肥的是A.KCl B.CO(NH2)2 C.NH4Cl D.Ca3(PO4)2【回答】A知识点:化学肥料题型:选择题...
- 4551
- 1、Modelingconstructor,destructor,andcopyconstructor.2、Nopersonofindependentmindwillcopyconsciously,butmanycopyunconsciously.3、Eachcopycontainedonlyeverysecondsentenceoftheoriginalletter.Sothecopyforonedaughterhadonlytheevensentences,andtheotherdau...
- 21373
- conbrio[5bri:Eu]HornTrioinEflatmajor,Op.40:IV.Finale:Allegroconbrio....
- 25143
- TheStudyofMouseAdiponectin'sProtectiveRoleinConA-inducedLiverInjury;ResultsTheresultsshowedthatDioscoreaoppositaThunb.polysaccharidewassignificanttoConAinducedmiceLymphocyt…You'vegottobuythemoviesoundtrackof"ConAir".Thisalsogavethemthechancetoin...
- 5251
- 问题详情:Althoughtheirnewfactorybuildingisstillunder construction,wehavealreadyplaced orderfor200pairsofshoes.A.the;an B.a:an C./;/ ...
- 30777
- Theyarguedthematterproandcon.muchwaswrittenproandcon.Debatedtheissueproandcon.Wemustconsiderthereasonsproandcon.Thetwodebatingteamsarguedthequestionproandcon.Weshouldarguethematterproandcon.Muchhasbeenwrittenonthesubjectproandcon.Wemustbefairandconsi...
- 15360
- 问题详情: 下面短文中有10处语言错con误。请直接在有错误的地方正下方增加、删除或修改某个单词。增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词。删除:把多余的词用斜线(\)划掉。修改:在错的词下画一横线,并在该词下面写出修改后的词。注意:1.每句不超过两个错误;2....
- 25623
- 问题详情:Whenshallwego ? A.inourholidays B.forourholiday C.onholiday D.BandC【回答】D知识点:相似相近词比较题型:选择题...
- 14052
- 问题详情:WangHaiisangry theoldbike.A. Because useof【回答】C知识点:连词题型:选择题...
- 17732
- 问题详情:usedto leadto indespair atallcosts beharmfulto consistofngthatitwasimpossibletocatchtheflight,shecried________________.2.Thebrain________________greyandwhitematter.3.IgotupverylateonSundaysinthelastterm,butnowI_______________be...
- 5028
- 问题详情:如图,直线AB,CD相交于点O,*线OM平分∠AOC,ON⊥OM, 若∠AOM=35°,则∠CON的度数为() A.35° B.45° C.55° D.65°【回答】C知识点:角题型:选择题...
- 30289
- 问题详情:Thedyedbunscandal(染*馒头丑闻)dealsanotherblowtoshoppers'confidenceinbuyingfoodproducts,aswellasthereputationoflocalsellers.LiZhenreportsonshoppers’reactionsinShanghai.AninvestigationbythemunicipalgovernmentrevealedthatShanghaiShengluFoodCo...
- 13429
- 问题详情:如图所示,平行四边形ABCD中,对角线AC、BD相交于点O,过点O的直线分别交AD、BC于点M、N,若△CON的面积为2,△DOM的面积为4,求△AOB的面积.【回答】∵四边形ABCD是平行四边形, ∴∠CAD=∠ACB,OA=OC, 而∠AOM=∠NOC, ∴△CON≌△AOM(ASA). ∴S△AOD=4+2=6. 又∵OB=OD, ∴S△...
- 14165
- 问题详情:如图,直线AB、CD相交于点O,过点O作两条*线OM、ON,且∠AOM=∠CON=90°(1)若OC平分∠AOM,求∠AOD的度数.(2)若∠1=∠BOC,求∠AOC和∠MOD.【回答】(1)135°;(2)∠AOC=60°;∠MOD=150°.【解析】(1)根据OC平分∠AOM,易得∠1=∠AOC=45°,再由平角可求出∠AOD的度数(2)由题目中给出的∠1=∠...
- 5926
- 问题详情:如图,直线AB,CD相交于点O,*线OM平分∠AOC,ON⊥OM,若∠AOM=30°,则∠CON的度数为( )A.30° B.40° C.60° D.50°【回答】C【考点】对顶角、邻补角;垂线.【分析】直接利用角平分线的*质得出∠AOM=∠MOC,进而利用垂直的定义得出∠CON的度数.【解答】解:∵*线OM...
- 18393
- 问题详情:如图,直线AB、CD相交于点O,*线OM平分∠AOC,ON⊥OM,若∠AOM=35°,则∠CON的度数是( ) A.65° B.55° C.45° D.35°【回答】B知识点:相交线题型:选择题...
- 5441