有人作诗说:“大将筹边尚未还,湖湘弟子满天山。”此诗是颂扬[ ]
A.左宗棠收复新疆
B.新疆人民抗击阿古柏统治
C.太平军痛打洋枪队
D.曾纪泽为收复伊犁作出了贡献
答案:A
若病人伴胸部窒闷、苔厚腻、脉弦滑,治疗应
A.改用涤痰汤
B.改用导痰汤
C.改用瓜蒌薤白半夏汤
D.改用枳实瓜蒌桂枝汤
E.加用茯苓、白术、白蔻等
Consider a call option expiring in 60 days on a non-dividend-paying stock trading at 53 when the risk-free rate is 5%. The lower bound for a call option with an exercise price of 50 is:
A.
B.
C.