共用题干
第二篇Home HeatingCentral heating became popular only after the Civil War.Typically,coal-burning furnaces(火炉)fueled the early systems.Natural gas had developed into the leading fuel by 1960.Its acceptance resulted in part from its wide uses.Because it
共用题干
Body Language in the United States1.Most people shake hands and make eye contact when they meet people for the first time.Among very good friends,a woman may give another woman a little hug,and a man may kiss a woman quickly on the cheek.Males don't