―Englishisveryimportant,______?<br/>―Yes,itis. A: aren&#39;tyou B: arethem C: isn&#39;tit D: doesit

Hemustbehandsome,____he?（） A: haven&#39;t B: mustn&#39;t C: doesn&#39;t D: isn&#39;t

在SETEXACTON情况下，结果值为逻辑真的表达式是（）。 A: &#39;&#39;数据库系统&#39;&#39;=&#39;&#39;数据库&#39;&#39; B: &#39;&#39;数据库&#39;&#39;=&#39;&#39;数据库系统&#39;&#39; C: &#39;&#39;数据库&#39;&#39;==&#39;&#39;数据库&#39;&#39;+space（4） D: &#39;&#39;数据库&#39;&#39;=&#39;&#39;数据库&#39;&#39;+space（4）

This is exciting,? A: isn’t it B: isn’t this

智慧职教: 已知有字典dict1={&#39;中国&#39;:&#39;北京&#39;,&#39;美国&#39;:&#39;华盛顿&#39;,&#39;俄罗斯&#39;:&#39;莫斯科&#39;,&#39;日本&#39;:&#39;东京&#39;}，要输出&#39;美国&#39;所对应的值的正确语句为

下列不正确的转义字符是_______。 A: &#39;&#39; B: &#39;074&#39; C: &#39;&#39; &#39; D: &#39;&#39;&#39;&#39;

表示职称为副教授同时性别为男的表达式为（ ）。 A: IN (&#39;副教授&#39;,&#39;男&#39;) B: 职称=&#39;副教授&#39; AND 性别=&#39;男&#39; C: 职称=&#39;副教授&#39; OR 性别=&#39;男&#39; D: BETWEEN &#39;副教授&#39; AND &#39;男&#39;

向student表插入一条新记录的正确SQL语句是（）。 A: APPENDINTOstudentVALUES(&#39;0401&#39;，&#39;王芳&#39;，&#39;女&#39;，18) B: APPENDstudentVALUES(&#39;0401&#39;，&#39;王芳&#39;，&#39;女&#39;，18) C: INSERTINTOstudentVALUES(&#39;0401&#39;，&#39;王芳&#39;，&#39;女&#39;，18) D: INSERTstudentVALUES(&#39;0401&#39;，&#39;王芳&#39;，&#39;女&#39;，18)

Inmostlanguages,agreetingisusuallyfollowedby“smalltalk”.Smalltalkmeansthelittlethingswetalkaboutatthestartofaconversation.InEnglish-speakingcountriespeopleoftenmakesmalltalkabouttheweather:"Niceday,isn’tit?""Terribleweather,isn’tit?"Butthereissomethingspecialaboutsmalltalk.Itmustbeaboutsomethingwhichbothpeoplehavethesameopinionabout.Thepurposeofsmalltalkistoletbothpeopleagreeonsomething.Thismakesmeetingpeopleeasierandmorecomfortable.Peopleusuallyagreeabouttheweather,soitisasafetopicforsmalltalk.ButpeopleoftendisagreeaboutreligionorpoliticssothesearenotsuitabletopicsforsmalltalkinEnglish.Thetopicsforsmalltalkalsodependonwheretheconversationistakingplace.Atfootballmatches,peoplemakesmalltalkaboutthegametheyarewatching:"Greatgame,isn’tit?"Atbus-stops,peoplemaycommentaboutthetransportsystem:"Thebusserviceisterrible,isn’tit?"Greetingsandsmalltalkareanimportantpartofconversationinanylanguage.Thewaypeoplegreeteachotherandthethingstheytalkabout,however,maybedifferentfromonelanguagetoanother.Thisshowsthatthereismuchmoretolearnwhenwelearnalanguagethanjustthevocabularyandthegrammarofthelanguage.Wealsohavetolearnthesocialbehaviorofthepeoplewhospeakit.

执行下列哪个语句能够得到结果'2001-2-15' A: &#39;-&#39;.join([&#39;2001&#39;, &#39;2&#39;, &#39;15&#39;]) B: &#39;-&#39;.join(&#39;2001&#39;, &#39;2&#39;, &#39;15&#39;) C: &#39;-&#39;.join(2001, 2,15) D: &#39;-&#39;.join([2001, 2,15])