Iamgoingtoattendtheconference,butyou____withme. A: needn’ttogo B: don’tneedgo C: needn’tgo D: needn’tgoing

－Let'sgototheconcerttonight,Mary.<br/>－Sorry,I____.Ihavetohelpmymomwiththehousework. A: needn&#39;t B: can&#39;t C: mustn&#39;t D: shouldn&#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）

He is going to pick up his parents, so we ______ with him. A: needn't to go B: don't need go. C: needn't go D: needn't going

You needn't do it now. [br][/br]It ______ by you now. (变为被动语态) A: needn't be done B: wasn't need to be done C: needn't to be done D: was done

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;

The examination has been cancelled. You () all that review, after all. A: didn’t need to do B: needn’t do C: needn’t have done D: needn’t to do

The examination has been cancelled. You（）all that review, after all． A: didn't need to do B: needn't do C: needn't have done D: needn't to do

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;