The World Expo (世博会) in Shanghai now. A. being had B. is havingC. is holdingD. is being h

问题补充：

The World Expo (世博会) in Shanghai now.

A. being had

B. is having

C. is holding

D. is being held

答案：

A. being had

B. is having

C. is holding

(答案→)D. is being held

解析：考查时态。句意“世博会现在正在上海被举行。”根据now可知，应该用现在进行时，The World Expo和hold之间是被动关系，应该用被动语态。故选D。