问题描述:
My father ( ) on business for two weeks.He'll return in 3 days.
A.left B.has left C.has gone D.has been away
has been away 谁可以解释下为什么?最好把其他几个选项不是的原因讲一下,thanks.
A.left B.has left C.has gone D.has been away
has been away 谁可以解释下为什么?最好把其他几个选项不是的原因讲一下,thanks.
问题解答:
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