题目

完形填空Leonardo da Vinci was born in 1452 in the town of Vinci, near Florence, Italy Most people know that Leonardo da Vinci was a great painter.1he was also a 2seulptor, musician, poet, scientist, architect, and engineer. His works had a strong influence on 3through out Europe, and his scientific ideas were centuries ahead of their time. One of his famous paintings is called Mona Lisa. He began painting the Mona Lisa in 1503. He was working 4 a special painting for a church at that time,5the church painting was not6well. An Italian businessman asked da Vinci to paint a picture of his sec函数f(x)=2x-13+x，则y=f[f（x）]的定义域是（　　）A．{x|x∈R，x≠-3}B．{x|x∈R，x≠-3且x≠-58}C．{x|x∈R，x≠-3且x≠12}D．{x|x∈R，x≠-3且x≠-85}