Chinese President Xi Jinping appeared at the Sochi Olympic opening ceremony, China’s strong support for the Olympics and Russia’s efforts to host the Games.
A. signing
B. symbolizing
C. sponsoring
D. signaling
网友回答
A. signing
B. symbolizing
C. sponsoring
(答案→)D. signaling
解析：考查动词辨析。句意：中国国家主席习近平出席了索契奥运会开幕式，标志着中国对奥运会的和俄罗斯承办奥运会的强烈支持。sign签署；symbolize象征；sponsor发起，主办；signal标志。故D正确。