市场营销定义：市场营销是一项识别、预测和满足（）需要，并获取利润的管理职能。
A.企业
B.顾客
C.员工
D.管理
参考答案：B
Now my hometown is ___ it used to be .
A．three times larger as
B．as three times larger than
C．larger as three times as
D．three times as large as
肾上腺髓质肿瘤主要分泌
A．肾上腺素B．去甲肾上腺素C．多巴胺D．肾素E．皮质醇
