英美法系国家在合同的效力上,一般采用的概念是()
A.违反公共秩序
B.违反公共政策
C.损害社会公共利益
D.违背善良的风俗习惯
参考答案:B
Jenny won the first prize in the piano competition. She was so excited that she all night. [ ]
A.stayed up
B.show up
C.made up
D.gave up
男,30岁。有风湿性心脏病,二尖瓣狭窄并关闭不全病史。每天服地高辛0.25mg,间断服氢氯噻嗪已3个月。近日出现心悸、气短、下肢水肿症状而就诊。心电图示室性期前收缩,二联律。最佳的治疗措施应是()
A.停用地高辛
B.美心律
C.利多卡因
D.利尿
E.抗凝治疗