He is now _____, so he has to look for a job in a short time. Otherwise, his family will face the trouble of

lacking money. [ ]

A. at work

B. out of work

C. for work

D. on the way to work

下列有关左旋多巴不良反应的叙述，正确的是

A．久用引起不自主异常运动

B．维生素B6可减轻其不良反应

C．卡比多巴可增强其不良反应

D．治疗初期患者可出现轻度体位性低血压

E．在外周转变为多巴胺是造成不良反应主要原因