治疗急性心肌梗死当日出现的室性期前收缩，应首选
A．利多卡因B．地高辛C．维拉帕米D．苯妥英钠E．阿托品
参考答案：A
I haven't seen Anna since she left our hometown two years ago, but we do keep in touch with each
other by sending e－mails __________. [ ]
A. here and there
B. sooner or later
C. at one time
D. now and then
患者恶寒发热，头身疼痛，无汗，鼻塞流涕，脉浮紧。其舌苔应是（）
A.白厚
B.薄白
C.黄腻
D.花剥
E.白腻
