答案:空
A. 预付款,L/C,D/P at sight,D/A after sight, D/P after sight
B. 预付款,L/C,D/P at sight,D/P after sight,D/A after sight
C. L/C,预付款, D/P after sight,D/P at sight, D/A after sight.
D. L/C,预付款, D/P at sight,D/P after sight,D/A after sight
A. 货物收据
B. 运输合同的证明
C. 物权凭证
D. 无条件支付命令
A. 凭说明买卖
B. 凭样品买卖
C. 凭等级买卖
D. 凭规格买卖
A. 正确
B. 错误
A. 正确
B. 错误
A. ①②
B. ③④
C. ②③
D. ①④
A. W/M
B. W/M or Ad.Val
C. W & M or Ad.Val
D. W/M & Ad.Val
A. 正确
B. 错误