any change in the date of delivery, please let us know in advance.
举一反三
- overseas, procedure, sort out, naturally, omit, probability, minimum, notify, restraint, economical10. If there is any change about the time of the meeting, please _______ us in advance.
- If you're coming, please let me know（）advance. A: at B: in C: by D: on
- Please give us a month’s _____ if you wish to change delivery time.
- Please let us know what（）are involved and the time（）for delivery.
- Please let us know if we may be ________ further assistance.