以下不是C语言字符型或字符串常量的是（）。 A: "It's" B: "0" C: 'a=0' D: '\010'

Which of the following statements are formal quotations? ( ) A: 'It takes me three weeks to prepare a good impromptu speech.' by Mark Twain . B: Bertrand Russell said, 'It's preoccupation of possession that keeps you from happiness'. C: My mum always said 'respect the old men'. D: 'Make American great again' by Donald Trump.

Which of the following description of blind date is true? A: It's a date between two blind people. B: It's a date where the participants have to keep their eyes closed. C: It's a date between two people who have never met before. D: It's a date between two acquaintances.

Daisy:What'sitabout?<br/>Ben: A: Aboyandadolphin. B: It&#39;snexttothesupermarket. C: Allright!

Mum.:Wouldyoulikesomethingtodrink?<br/>Jim: A: Yes,I&#39;mthirsty. B: Yes,Idrankorangejuice. C: Yes,it&#39;sbestnow.

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）

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)