题目内容
【题目】 The old lady used to stand in front of the window, through __________ she could see what was happening outside.
【答案】见解析
【解析】 which
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题目内容
【题目】 The old lady used to stand in front of the window, through __________ she could see what was happening outside.
【答案】见解析
【解析】 which