市场营销环境分为()和()两大类。
参考答案:宏观环境;微观环境
My mother often cooks ______ in many different ways because I like them very much. [ ]
A. chicken
B. fish
C. beef
D. potatoes
急性胰腺炎主要有意义的化验检查是()
A.甲胎蛋白增高
B.癌胚抗原增高
C.淀粉酶增高
D.碱性磷酸酶增高
E.酸性磷酸酶增高