问题：
试题 题型：未知 难度等级：
（2014山东省实验中学高三第二次模拟考试）8．By the time Mr．Jarvis ___________ co
（2014山东省实验中学高三第二次模拟考试）8．By the time Mr．Jarvis ___________ college，he had been running his own company for a few years．
A．started
B．had started
C．has started
D．would start
试题 题型：未知 难度等级：
（2014山东省实验中学高三第二次模拟考试）8．By the time Mr．Jarvis ___________ co
（2014山东省实验中学高三第二次模拟考试）8．By the time Mr．Jarvis ___________ college，he had been running his own company for a few years．
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参考答案：