既能降气化痰,又能降逆止呕的药物是
A.前胡B.白前C.旋覆花D.杏仁E.苏子
参考答案:C
______ is no possibility ______ she can finish the task in two hours. [ ]
A. There; that
B. It; that
C. There; whether
D. It; whether
年金的特点有()。
A.连续性
B.等额性
C.系统性
D.永久性