Mr. Black is strict with his workers and always proud of their diligent(勤奋的)work.However, one day he visited his factory and was shocked to see a man leaning against a wall,drinking coffee leisurely(悠闲地) in the working time. Mr. Black was very angry Mr. Black is strict with his workers and always proud of their diligent(working)work.However, one day he visited his factory and was shocked to see a man leaning against a wall,drinking coffee leisurely (leisurely) in the working Time. Mr. Black was very angry