(一)Mr Chen living next door to us has a habit(习惯) of drinking. The best present to him, of course, is wine(酒). Now his eldest son brought him a bottle of Mao Tai. He was glad and drank it up, then wrote “105” on the corner of the trademark(商标)with a pencil, meaning he had already drunk 105 bottles of the famous wine. Two days later, a stranger came and offered(打算) to pay 5 yuan for the empty Mao Tai bottle. Mr Chen was pleased and sold it. Several days later, his second so