题目内容
【题目】The electric lamp ____ by Edison.
A. was invented B. is invented C. was invent D. invented
【答案】A
【解析】句意:点灯是被爱迪生发明的。根据语境可知是一般过去时态的被动语态,其结构是was/were done的形式。根据题意,故选A。
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题目内容
【题目】The electric lamp ____ by Edison.
A. was invented B. is invented C. was invent D. invented
【答案】A
【解析】句意:点灯是被爱迪生发明的。根据语境可知是一般过去时态的被动语态,其结构是was/were done的形式。根据题意,故选A。