单选题:分子中有甲磺酰胺基,为非选择性β受体拮抗剂,用于心律失常 题目分类:基础知识 题目类型:单选题 查看权限:VIP 题目内容: 分子中有甲磺酰胺基,为非选择性β受体拮抗剂,用于心律失常 参考答案: 答案解析:
Questions are based on the passage you have just heard. Questions are based on the passage you have just heard. A.[B]Sleep may improve m 分类:基础知识 题型:单选题 查看答案
[A]They develop their identities within peer groups. [B]They [A]They develop their identities within peer groups. [B]They receive informal ed 分类:基础知识 题型:单选题 查看答案