Crossword Puzzle Officers' addresses

Clue: Officers' addresses

University officers (e.g. DEANS with 5 letters)
Modern-day monarch who addresses her nation on Christmas annually, for short (QEII with 4 letters)
Web addresses, familiarly (URLS with 4 letters)
Officers in training (CADETS with 6 letters)
Some addresses (e.g. ORAL with 4 letters)
Knight addresses (SIRS with 4 letters)
Military addresses (e.g. APOS with 4 letters)
What police officers enforce (LAWS with 4 letters)
Warlike officers? (MARTIALMARSHALS with 15 letters)
Medium where addresses include "@" (EMAIL with 5 letters)