题目

   One day, a child took some silver（银的）paper from a cigarette（香烟） box. He rolled it into a small ball and pushed it up his nose. He couldn’t get it out again. He ran crying to his mother. His mother couldn’t get the paper out, either. A week later the paper was still in his nose. Then he had a sore nose and the nose began to have a bad smell.    So his mother took her child to the hospital. The doctor checked his nose. She put a very small steel（钢）stick into his nose and felt the paper. She said she would have to cut his nose to get the paper out.    TAfter World War Two, technological ________ in clothing and equipment had been made．A.advancesB.progressesC.backwardnessD.revolutionaries