不知道你是不是直接在www.mba.com 上报名的，如果是的话考试日之间七天可以延期，七天之内就只能取消了。
RESCHEDULE/CANCELLATION POLICY
You may reschedule or cancel your appointment at any time. However, keep in mind that the following costs may apply based on when you reschedule or cancel.
After December 31, 2005, the following fees apply whenever you reschedule or cancel an appointment.
Reschedule your appointment
7 calendar days or more before the scheduled test date: USD 50.00 fee (each time you reschedule)
less than 7 calendar days before the scheduled test date: Additional USD 250.00 fee
Cancel your appointment
7 calendar days or more before the scheduled test date: USD 80.00 refund
Less than 7 calendar days before the scheduled test date: No refund
* The rescheduling fee and cancellation refund amount are subject to change without notice. | 
