根据短文内容,从A~D中选出能填入空白处的最佳选项 A.It is perhaps the most famous painting in the world. B.It’s these fine arts and pop arts that make our life colourful. C.Some researchers say that she was the widowed Duchess of Milan. D.The truth is that this style of smile was not invented by Leonardo da Vinci. 答案 1.A 2.C 3.D 4.B