  The Olympic Games _____ every four years.A. a Wap版

试题详情及答案解析: The Olympic Games _____ every four years.
A. are held B. were held C. are holding; 答案：A; 试题分析：句意：奥林匹克运动会每四年举行一次。主语是动作的承受者，所以用被动结构，be+done，根据every four years可知用一般现在时，故选A。
考点：考查被动语态的一般现在时的用法。