题型:问答题 简答题 胡某,男,62岁。既往有高血压、冠心病史,农忙时田间劳作4小时后突发胸骨后闷痛,持续不能缓解,儿子将其送至当地卫生院。入院2分钟后病人突然意识丧失、面色苍白、大动脉搏动消失。护士立即实施了BLS,其步骤正确的是()A.A-B-CB.C-A-BC.B-A-CD.D-A-BE.D-A-C 查看答案
题型:问答题 简答题 —Is chemistry more difficult than physics?—No, chemistry isn't as _____ as physics.[ ]A. easy B. difficult C. easier D. more difficult 查看答案