题目

My l4-year-old son, John, and I spotted the coat which was hanging at a secondhand clothing store in Northampton Mass. While the other coats drooped (低垂), this one looked as if it were   36  . The coat had beautiful tailoring, a Fifth Avenue label and a(an)   37   price of $28, which was popular just then with   38  , but could cost several hundred dollars new. This coat was even better, bearing (具有) that   39   of classic elegance. John tried it on and the fit was perfect. John   40   the coat to school the next day and came home wearing a big smile “Did 如图，已知在直角三角形ABC中，∠C=90°，AC=53，AB=10，则∠B= 度．