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

There are some books,? A: aren’t there B: aren’t it

Look. they _________ a good time, _________ they?( ) A: have, do B: have, don&#39;t C: are having, are D: are having, aren&#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）

There are no dancers that aren't slim and no singers that aren't dancers. Therefore, all singers are slim.

Are the Climate changes natural ?( A: Yes, they are B: No, they aren’t C: No, they are D: Yes, they aren't

【单选题】—-We aren’t Chinese,are we? —- ____. A. No， we are. B. Yes， we aren’t . C. No，we aren‘t D. Yes ，we are.

---- Are there any monkeys here ? A: Yes , they are . B: Yes, there aren't. C: No, there aren’t . D: No, they are.

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;