--- Where is your mother?--- She has ______

--- Where is your mother?--- She has ______ to Sichuan on business. She has ______ there four times recently.A.gone, goneB.been, beenC.gone, beenD.been, gone

C解析has/have been to曾经去过某地，has/have gone to 去了某地，根据语境选C。

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