投资黄金的风险主要来自( )。 Ⅰ.世界经济形势 Ⅱ.市场价格 Ⅲ.政治因素 Ⅳ.汇率变动
A.Ⅰ、Ⅱ、Ⅲ
B.Ⅰ、Ⅲ、Ⅳ
C.Ⅱ、Ⅲ
D.Ⅰ、Ⅱ、Ⅲ、Ⅳ
参考答案:A
患者,男,40岁。乏力、食欲缺乏半个月。查体:肝于肋缘下1cm,脾侧位可及。HBsAg(+)、HBeAg(+)、抗-HBe(-)、抗-HBclgM(+)、抗-HBs(-)。疑似诊断为()
A.急性乙型肝炎
B.慢性乙型肝炎
C.慢性迁延性肝炎
D.乙肝恢复期
E.慢性活动性肝炎
Which of the following statements is TRUE()
A. When a rating agency downgrades a security, the bond’s price usually falls.
B. Technical default usually refers to the issuer’s failure to make interest or principal payments as scheduled in the indenture.
C. Default risk is important because if a bond issuer defaults, the bondholder likely loses his entire investment.