【题目】I wanted to major in English at first, but later I ________ my mind and now I am a writer.
A. changed B. have changed
C. would change D. will change
在线课程【答案】A
【解析】考查动词时态。句意：我起初想主修英语，但是后来改变了主意，现在我是一个作家。根据下文“now I am a writer”可推断，“改变主意”是过去发生的事情，用一般过去时，主语I与谓语动词change是主动关系。故选A。