His mother ----- (be) a doctor for more than ten years.

问题描述:

His mother _____ (be) a doctor for more than ten years.
1个回答 分类:英语 2014-10-10

问题解答:

我来补答
has been
for more than ten years.超过10年
他的妈妈当医生已经十年多了.
用现在完成时
 
 
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