患者女性，50岁。不规则阴道流血半年，全身体检和妇检子宫、附件均无异常。向患者介绍用药知识时，错误的是（）

rien—Whtre you going to do this weekend —_______. If time permits, I my go to Shnghi with my friends.Don’t mention it B．It doesn’t mtter C．It depends D．Forget itA．Don’t mention itB．It doesn’t matterC．It dependsD．Forget it