1 1 1 1 1 4 4C NGỘSỐ ĐIỂ 3,0 1,0 1,0 2,0 2,0 1,0 4,0 6,0ĐIỂ 3,0...

câu 3 1 1 1 1 1 4 4C ngSố điể 3,0 1,0 1,0 2,0 2,0 1,0 4,0 6,0