题目

He's an old cobbler（修鞋匠）with a shop in the Marais,a historic area in Paris.When I took him my shoes,he at first told me: “I haven't time.Take them to the other fellow on the main street ; he'll fix them for you right away.” But I'd had my eye on his shop for a long time.Just looking at his bench loaded with tools and pieces of leather,I knew he was a skilled craftsman（手艺人）.“No,” I replied,“the other fellow can't do it well.” “The other fellow” was one of those shopkeepers who fix shoes and make keys “while-U-wait”-without knowing much about mendin已知，且，，则的值为