进出口贸易公司跟单和外贸生产企业跟单的主要区别是（）。
A.生产进度跟单
B.选择产品供应商
C.包装跟单
D.品质跟单
参考答案：B
某公司2003年末应收账款所属科目借方余额合计为6000元，预收账款所属科目借方余额合计为2000元，2003年末应收账款计提的坏账准备贷方余额为200元，那么，在资产负债表上应收账款项目应填列的金额为( )元。
A．4000
B．7800
C．6000
D．6200
How were Frank and I connected().
A.My grandmother and his grandmother were sisters.
B.We were first cousins once removed.
C.We were second cousins once removed.
D.My great-grandmother and his great-grandmother were sisters.
