mso-ascii-font-family:Tahoma;mso-hansi-font-family:Tahoma;mso-bidi-font-family: 宋体;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">票箱更换时机是( )。 A. mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">TVM Tahoma;mso-hansi-font-family:Tahoma;mso-bidi-font-family:宋体;mso-ansi-language: EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">单程票将空时 B. mso-ascii-font-family:Tahoma;mso-hansi-font-family:Tahoma;mso-bidi-font-family: 宋体;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">运营结束后 微软雅黑;mso-bidi-font-family:宋体;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN; mso-bidi-language:AR-SA"> C. mso-ascii-font-family:Tahoma;mso-hansi-font-family:Tahoma;mso-bidi-font-family: 宋体;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">运营结束前 D. mso-ascii-font-family:Tahoma;mso-hansi-font-family:Tahoma">, TVM Tahoma">单程票完全空了时