问题补充：
It is said that the Olympic Games in London in will cover more events than any other Olympics did.
A. to be held
B. held
C. to be holding
D. will have been held
答案：
(答案→)A. to be held
B. held
C. to be holding
D. will have been held
解析： 考查非谓语动词。不定式的一般被动式作定语表“将被…”，过去分词作定语表“已被…”。句意：据说要在伦敦举行的奥运会将要涉及到比其他奥运会都多的项目。 选A
