Doctor ,I can not stoping smoking.- For your health ,Iam afaid you ( ) A have to B must 原因
问题描述：
Doctor ,I can not stoping smoking.- For your health ,Iam afaid you ( ) A have to B must 原因
答
have to 还有商量的余地
医生和病人不能用命令式的must你是说委婉语气和命令语气？是的！