股票的特征有()。
A.收益性、风险性
B.流动性
C.参与性
D.永久性
参考答案:A, B, C, D
解析:掌握股票的定义、性质、特征和分类。
—How did you do in the driving test yesterday?
—I had a narrow ______. My month-long practice gave me some comfort.
A.chance
B.surprise
C.hope
D.pass
邪热久羁,耗损肾阴常见症状有()
A.手足心热甚于手足背
B.口燥咽干
C.舌干绛枯萎
D.脉虚耳聋
E.苔黄燥