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题目内容
（国家开放大学国际航运英语与函电）
The quotation you faxed us is on CIF ( ).As we are in an open cover ( ) with our ( ), we prefer that you send us CFR quotations.
A.basis
B.agreement
C.underwriter
D.base
A.basis
B.agreement
C.underwriter
D.base
参考答案
