单选题 The culture ＿＿＿＿＿＿＿＿＿ we live and grow up seems very natural to us. 的答案

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题目内容：
The culture ＿＿＿＿＿＿＿＿＿ we live and grow up seems very natural to us.
题目选项

in that

for which