秦艽具有的功效是（）
A.止痹痛，治骨鲠
B.通经络，利水
C.止痹痛，解表
D.通络止痛，退虚热，清湿热
E.止痹痛，安胎
参考答案：D
— I'll come to listen to your speech at 9:30 tomorrow morning.
— I regret to tell you that by then my speech ____.
A．had ended
B．has ended
C．will have ended
D．will end
依据《公司法》，股东年会是每年至少必须召开()次的全体股东会议。
A.一
B.二
C.不超过二次
D.不低于二次
