单选题
One summer day my father sent me to buy wire for our farm. At 16, I liked{{U}} (37) {{/U}}better than driving our track, {{U}}(38) {{/U}}this time I was not happy. My father had told me I'd have to ask for credit(赊账) at the store. Sixteen is a{{U}} (39) {{/U}}age, when a young man wants respect, not charity. It was 1976, and the ugly{{U}} (40) {{/U}}of racial discrimination(歧视) was{{U}} (41) {{/U}}a fact of life. I'd seen my friends ask for credit and then stand, head down, while the store owner{{U}} (42) {{/U}}whether they were "good for it." I knew black youths just like me who were{{U}} (43) {{/U}}like thieves by the store clerk each time they went into a grocery. My family was{{U}} (44) {{/U}}. We paid our debts. But before harvest, cash was short. Would the store owner{{U}} (45) {{/U}}us? At Davis's store, Buck Davis stood behind the cash desk, talking to a farmer. I nodded {{U}}(46) {{/U}}I passed him on my way to the hardware shelves. When I brought my{{U}} (47) {{/U}}to the cash desk, I said{{U}} (48) {{/U}}, "I need to put this On credit." The farmer gave me an amused, distrustful (不相信的){{U}} (49) {{/U}}. But Buck's face didn't change. "Sure," he said{{U}} (50) {{/U}}. "Your daddy is{{U}} (51) {{/U}}good for it." He{{U}} (52) {{/U}}to the other man. "This is one of James William's sons." The farmer nodded in a neighbourly{{U}} (53) {{/U}}. I was filled with pride. James William's son. Those three words had opened a door to an adult's respect and trust. That day I discovered that the good name my parents had{{U}} (54) {{/U}}brought our whole family the respect of our neighbours. Everyone knew what to{{U}} (55) {{/U}}from a Williams: a decent person who kept his word and respected himself{{U}} (56) {{/U}}much to do wrong.