小街上,有相邻的两家店,一家是书店,一家是药店。一个休息天,药剂师走进书店,从书架上随手拿起一本书,问营业员“:这本书有趣吗?”“不知道,没读过。”“你怎么能卖自己都没读过的书呢?”药剂师惊奇地问“。难道你能把你店里的药都尝一遍吗?”营业员笑着回敬道。音乐课上,老师? Small street, there are two adjacent stores, one is a bookstore, a pharmacy. On a rest day, the pharmacist goes to the bookstore, picks up a book from the shelf and asks the salesperson, “Is this book interesting?” “I do not know, I did not read it.” “How can you sell yourself without ever reading The book? ”The pharmacist asked with surprise.“ Can you try the medicine in your shop again? ”Clerk smiled and answered. Music class, teacher?