______China is _____ old country with _____ long history（ ）. A.The, a, a B.The, an, a C./, an, a D./, an, the ______China is _____ old country with _____ long history（ ）. A.The, a, a B.The, an, a C./, an, a D./, an, the 正确答案：C
