题目: 男性,64岁。近1年来每天午睡或夜间22点发生胸骨后压迫性疼痛,每次持续10分钟,坐起或含硝酸甘油3分钟缓解。首选的药物是()A.β受体阻滞剂B.钙拮抗剂C.硝酸酯D.抗凝剂E.抗血小板制剂 答案: 参考答案:A
题型:选择题 All the fruit is free. You can eat ________.A.as few as possibleB.as much as possibleC.as much as you canD.Both B and C 查看答案