The college students in China are _______ from smoking on campus because this will do them no good.
A. discouraged
B. observed
C. obeyed
D. obtained
Exercise: Fill in the blanks with the correct forms in the bracket.He often ________(have) dinner at home.
根据价格歧视分类,一群客户定一个价格属于:
A. 一级价格歧视
B. 二级价格歧视
C. 三级价格歧视
D. 四级价格歧视
价格歧视中,根据细分市场定价属于:
A. 一级价格歧视
B. 二级价格歧视
C. 三级价格歧视
D. 四级价格歧视