be due to leave/arrive:预定出发/到达时间

　　date due:截止时间 in due time:在适当时间

　　due process:合法程序

　　due punishment:应得惩罚

　　tax due/payable:应付税款

　　due to:由于

　　with all due respect:恕我冒昧/直言

　　Give the devil his due:平心而论

　　undue:过度的 overdue:逾期的