ban的知识精选

Ba(N03)2可用于生产信号*、炸*等。利用钡泥(主要含有BaCO3、BaS03、Fe203)可制取Ba(N...
问题详情:Ba(N03)2可用于生产信号*、炸*等。利用钡泥(主要含有BaCO3、BaS03、Fe203)可制取Ba(N03)2,其部分流程加下:(1)Ba(N03)2中钡元素的化合价为_______;流程中所涉及的氧化物_______(填1种即可)。(2)BaCO3与HN03反应...
下列各组稀溶液,仅用组内物质及其反应产物就能鉴别出来的是(  )A.KCl   H2SO4 NaOH Ba(N...
问题详情:下列各组稀溶液,仅用组内物质及其反应产物就能鉴别出来的是(  )A.KCl   H2SO4 NaOH Ba(NO3)2      B.NaCl AgNO3 CaCl2  HNO3 C.CuSO4 NaCl  KNO3 BaC12         D.NaCl  HCl  N...
_____appleadaykeepsthedoctoraway.A.A  B.An   C.The  D./
问题详情:_____appleadaykeepsthedoctoraway.A.A  B.An   C.The  D./【回答】B知识点:冠词题型:选择题...
“test ban”可以造什么句,test ban造句
Amultilateralnucleartestbantreatywastobesigned.acomprehensivenucleartestbantreatybenegotiatedandconcludednolaterthan1996;Wewillworktoratifyandbringintoforcethetestbantreaty.Gustave"hurricanetheUnited...
“lift the ban”可以造什么句,lift the ban造句
ToliftthebanonsmokingThegovernmenthasliftthebanonimportfromJapan.ThepoliceliftthebanagainstparkinginthisstreetEventscroweduponussoblackandsoquicklythatIforgottolifttheban.Releaseallpatrioticandrevolut...
“smoking ban”可以造什么句,smoking ban造句
Nextyear,thesmokingbanwillbeexpandedtoincludevisitors.In2008bankruptciesofrestaurantsandcafes,affectedalsobythesmokingban,leaptby26%.Theresultofallthisisthat,perversely,thesmokingbangivesnon-smokersle...
 —Isit       apple?—Yes,itis.A.a       B.an     C.the  ...
问题详情: —Isit       apple?—Yes,itis.A.a       B.an     C.the        D./【回答】B知识点:冠词题型:选择题...
Didyougo       lastweekend?A.somewhereinteresting  B.an...
问题详情:Didyougo       lastweekend?A.somewhereinteresting  B.anywhereinterestingC.interestingsomewhere  D.interestinganywhere【回答】B知识点:不定代词题型:选择题...
_____________Greensarehappyeveryday.A.A       B.An     ...
问题详情:_____________Greensarehappyeveryday.A.A       B.An       C.The【回答】C知识点:冠词题型:选择题...
Tomisfunnierthan       inhisclass.A.anyotherboys   B.an...
问题详情:Tomisfunnierthan       inhisclass.otherboys   B.anyboy    C.anyboys        D.alltheboys【回答】A知识点:相似相近词比较题型:选择题...
单项选择1.Englandis  Europeancountry. A.the            B.an...
问题详情:单项选择andisEuropeancountry.             C.a              D./【回答】C知识点:冠词题型:选择题...
 DoyouknowwhereIcanbuy        ?     A.anymedicine  B.an...
问题详情: DoyouknowwhereIcanbuy        ?     A.anymedicine  B.anymedicines C.somemedicines Dmedicine【回答】D知识点:名词题型:选择题...
“the ban”可以造什么句,the ban造句
1、TheWTOhasbeguninvestigatingtheban.2、Toliftthebanonsmoking3、Theretailersareprotestingagainstthebanonimportinggoods.4、TheSupremeCourtruledthebanunconstitutionalin1996.5、TheIWCvotedtoupholdthebano...
 —Isit       apple?   —Yes,itis.  A.a      B.an      C....
问题详情: —Isit       apple?   —Yes,itis.  A.a      B.an      C.the        【回答】B  知识点:冠词题型:选择题...
下列实验及现象不能得出相应结论的是选项实验现象结论A将Na2SO3固体溶于水后,向形成的溶液中加入足量Ba(N...
问题详情:下列实验及现象不能得出相应结论的是选项实验现象结论A将Na2SO3固体溶于水后,向形成的溶液中加入足量Ba(NO3)2溶液,再加入足量稀盐*产生白*沉淀,且沉淀不溶解Na2SO4已变质B向2mL0.1mol/LFeSO4**溶液中滴入少量Cl...
Thereis “r”intheword“art”.A.a B.an C.the
问题详情:Thereis “r”intheword“art”.A.a B.an C.the【回答】B【解析】试题分析:句意为:在“art”这个词中有一个“r”。a用于辅音开头的词前,an用于元音开头的词前。因为“r”发音是/a:/,为元音,故应选B。知识点:冠...
Pleasejumpthreemoretimes.        A.threeanother    B.an...
问题详情:Pleasejumpthreemoretimes.        A.threeanother    B.anotherthree   C.othertwo    D.other【回答】B知识点:相似相近词比较题型:选择题...
选择题。She’s       old woman.     A.a  B.an   C.the
问题详情:选择题。She’s       old woman.     A.a  B.an   C.the【回答】B知识点:冠词题型:选择题...
“outright ban”可以造什么句,outright ban造句
1、Mostpeopleassociateweightlosswithanoutrightbanoneating.2、Adifferentpoll,conductedbyPopulusforthepro-smokinggroupForest,foundthat73%opposedanoutrightban;mostfavouredacompromiseofsomesort.3、Idon't...
(2020·万州模拟)下列实验*作中能达到实验目的是( ) 选项实验目的实验方案A除去KNO3溶液中[Ba(N...
问题详情:(2020·万州模拟)下列实验*作中能达到实验目的是( ) 选项实验目的实验方案A除去KNO3溶液中[Ba(NO3)2]滴加适量H2SO4溶液、过滤B检验是否为二氧化碳气体将燃着的木条伸入集气瓶中C分离氧化铁粉末和碳粉的混合物...
单项选择Mysisterhas   smallmouth.A.a     B.an     C.the    ...
问题详情:单项选择Mysisterhassmallmouth.A.aB.anC.theD./【回答】A知识点:冠词题型:选择题...
“ban”可以造什么句,ban造句
Manyfirmsbansmokingonthepremises.Andthird,donotbanfinancialinstruments.Tenstatesstillbancharterschools.JapaneaseditsimportbanonUSbeef.Buttobanthemandberatethemseemsdoublydippy.Themostoutrageousactioni...
单项选择Comeandplay   tenniswithus.A.a       B.an        C....
问题详情:单项选择Comeandplaytenniswithus.A.a  B.an    C.the   D./【回答】D。考查冠词。play与球类名词连用,球类名词前不加任何冠词。知识点:冠词题型:选择题...
“blanket ban”可以造什么句,blanket ban造句
BritainisunusualinEuropeforapplyinganear-blanketbanonprisonersvoting.Butthereisablanketbanonanythingthatwouldharmstatesecurityandsocialstability...Butablanketbanthatforcesallinternationalcouplesapartu...
单项选择Englandis   Europeancountry.A.the    B.an      C.a ...
问题详情:单项选择EnglandisEuropeancountry.A.theB.an  C.aD./【回答】C。本题考查冠词辨析。European是以辅音音素开头,所以用不定冠词a。故选C。知识点:冠词题型:选择题...
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