My father has worked for 20 years in the field of medicine, so he has_______ a huge amount of experi...
2022-12-18 17:51:21 93次 2014届山东省淄博市高二下学期期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
My father has worked for 20 years in the field of
medicine, so he has_______ a huge amount of experience.
A．achieved B．piled C．completed D．accumulated
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