题目

    Leon, 12, was born without fingers on his left hand.That didn't -stop him from being able to do many tasks. But Leon could not grasp more than one object at a time. So Leon's father, Paul, created a prosthesis(假肢），using a 3D printer. Now Leon has fingers that open and close.It was a do-it-yourself, father and son adventure, says raw.   When Leon was a baby, his doctor advised his parents not to give him a prosthetic hand until he was in his early teens. The doctor said Leon should first learn to get full use out of the hand he was born with, says Paul. As Leon got older,Lu Xun was one of the most famous in China.A.actorsB.playersC.writersD.scientists