单选题 Edison's retook that genius is "one percent inspiration and ninety-nine percent perspiration" demonstrates that the ______ worker is valuable.
A. inspired B. assiduous C. perspired D. eager

【正确答案】 B
【答案解析】(assiduous刻苦的，勤奋的)。句意为；爱迪生说：“天才意味着百分之一的灵感和百分之九十九的汗水。”这说明勤奋十分宝贵。A．inspired直觉的；C．perspired流汗的； D．eager渴望的。