董女士出身于农家，幼年时生活贫困，经过艰辛努力，考取了省城的水利专科学校，后来担任了一家公司的总经理。凭着经验和吃苦耐劳精神，她常常成功地解决业务往来中的棘手问题，公司越办越兴旺。但她近来却自感头晕、气短，浑身不舒服，整夜整夜地睡不着觉。原来，她成天忙于 Ms. Dong was born in a farmhouse and lived in poverty as an infant. After hard work, she got the provincial college of water conservancy and later served as the general manager of a company. With experience and hard-working spirit, she often succeeded in resolving the thorny problems in business dealings, and the company became more prosperous. But she has recently felt dizzy, shortness of breath, uncomfortable, all night long sleep. It turned out she was busy all day