It was recommended that passengers _______ smoke during the flight.

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问题 It was recommended that passengers _______ smoke during the flight.

选项 A、not
B、need not
C、could not
D、would not

答案A

解析 It is recommended that．．．表明that从句需要使用虚拟语气，其形式为“should+动词原形”。其中should可以省略，故答案为A。

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专业英语四级

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It was recommended that passengers _______ smoke during the flight.

专业英语四级

AmericanFamilies1.Familystructures【T1】______ornuclearfamily:【T1】______ahusband,awifeandtheirchildren【T2

A.improperB.beforeC.demonstrationD.issueE.illegalF.offerG.interpretationH.entitledI.draftJ.sinceK.authorize

Itdoesn’ttakeanEinsteintorecognizethatAlbertEinstein’sbrainwasverydifferentfromyoursandmine.Thegraymatterho

Manyofthegrandchallengesoftodayandthefuturearefoundinthequestion:"Howarewegoingtosolvetheproblemsandmak

Ononeoftheshelvesofanolddresser,incompanywitholdanddustysauce-boats,jugs,dishesandplates,andpaidbills,res

AProfessorstoodbeforehisphilosophyclassandhadsomeitemsinfrontofhim.Whentheclassbegan,wordlessly,hepickedup

Whichofthefollowingunderlinedpartsindicatesasubject-verbrelation?

Ifonlythevictimsinthecaraccident_______immediatetreatment,theymightstillbealivenow.

A、Hecan’tchooseBusinessAdministrationashismajor.B、Hecan’ttransferhiscreditstoCentralUniversity.C、Hedidn’tmake

A.initialB.consciousnessC.preparatoryD.coupleE.reduceF.dimG.dugH.deeperI.deedsJ.procedureK.recallL

在B2012A龙门刨床主拖动系统电路中，加速度电位器RP1、RP2的作用是()。

Heisstudyingdiligently______heshouldfallbehind.

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乙醇急性中毒大致可分为

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我国现存戏曲艺术中最古老的剧种是陕西的()。

______youunderstandthisrule,you’11havenofurtherdifficulty.

AmericanFamilies1.Familystructures【T1】ornuclearfamily:【T1】ahusband,awifeandtheirchildren【T2