問題補充：
單選題
Over the last decade, my experiences there is no shortcut to excellence and you have to use your talents and abilities to get ahead of others.A.had provedB.proveC.have provedD.were proving
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C解析考查時態(tài)題。由Over the last decade,可知，應(yīng)用現(xiàn)在完成時。
