烟草零售业态分类信息收集的方法有哪些？
参考答案：
资料调查法、访问调查法、观察调查法、试验调查法。
The shop-assistant was straight with his customers. If an article was of _____ quality, he'd tell them so.
A．minor
B．humble
C．inferior
D．awkward
广义的瞳神包括
A．瞳孔
B．黄仁
C．神膏
D．晶珠
E．视衣
