It is generally believed that a successful Olympic Games relies on well-performed IT services.
A. largely
B. narrowly
C. badly
D. simply
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(答案→)A. largely
B. narrowly
C. badly
D. simply
解析：考查副词辨析，A. largely大地B. narrowly窄地C. badly坏地D. simply简单地，句子意思“一般相信一个成功的奥运会很大程度上依赖好的演出服务”