I first met Lisa three years ago. She at a radio factory at the time. [ ] A.has
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I first met Lisa three years ago. She ________ at a radio factory at the time.
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A.has workedB.was workingC.had been workingD.had worked试题答案
答案:B
解析:根据上下文我们可推测为这里指的是“三年前的”情况,表示“当时他正在一家无线电厂工作”。 |