在正方体\(ABCD-{{A}_{1}}{{B}_{1}}{{C}_{1}}{{D}_{1}}\)中,\(E\),\(F\),\(G\),\(H\)分别是棱\(AB\),\(BC\),\(C{{C}_{1}}\),\({{C}_{1}}{{D}_{1}}\)的中点,那么\((\) \()\)
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