(2013·陕西宝鸡模拟)After Queen Elizabeth officially opened the 2012 Summer Olympics, London became the first city three Olympic Games in history.
A. to have hosted
B. hosting
C. hosted
D. having hosted
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(答案→)A. to have hosted
B. hosting
C. hosted
D. having hosted
解析：选A 考查非谓语动词。句意：在伊丽莎白女王正式宣布2012年夏季奥运会开幕之后，伦敦成为了历史上第一个举办了三届夏季奥运会的城市。当名词前有序数词修饰时，通常用动词不定式作后置定语。再结合句意可知，应用完成式。故答案为A。