在国际市场的产品——市场矩阵中,市场开发型模式的决定因素有()
A.现有产品
B.现有市场(现有需求)
C.新产品
D.新市场(新需求)
E.国际市场
参考答案:A, D
It is the only one of the most exciting movies ________ been shown this year.
A.that has
B.that have
C.which has
D.which have
土壤非活体酶 soil abiotic enzyme