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题目内容
（国家开放大学商务英语3）
— What does CIF refer to?
—
选择一项：
A.
It refers to cost, investment and freight
B.
It refers to cost, insurance and flight
C.
It refers to cost, insurance and freight
—
选择一项：
A.
It refers to cost, investment and freight
B.
It refers to cost, insurance and flight
C.
It refers to cost, insurance and freight
参考答案
