H.S编码在每个品目中按商品的规格、种类进行细分，下设一级子目，一级子目再进一步细分，下设二级子目。
查看答案
A．25.203125B．25.34C．25.31D．910D
A. 25.203125
B. 25.34
C. 25.31
D. 910D
“开始”菜单中的“文档”包含了用户最近打开过的程序。 ()
A. 正确
B. 错误
What can we infer from the conversation？
Alice didn't often visit her parents.
B. Alice was homesick.
C. Two of Alice's children were part-time students.
D. Alice and her family usually visited her parents in summer.
企业发送电子报检数据，电子审单中心按计算机系统数据规范和有关要求对数据进行自动审核，对不符合要求的，受理报检人员人工进行再次审核，对确实不符合要求的，反馈错误信息。
A. 正确
B. 错误
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