关于administ的百科

•       UndernewrulespostedbytheCivilAviation(航空)administ...

• 问题详情：      UndernewrulespostedbytheCivilAviation(航空)administrationofChinaonFriday,pilotswillhavetopassa“levelfour”testofMandarinChinese,China’sofficiallanguage.Thosewhospeakwithanaccentthat“oftenimpedes”comprehensionwillnotpass.Theser...
• 2019-09-2031390