Seeking some help with the following, please!
DOWN
5. A rascal breaks into chamber to obtain drug(10):
????????U?
15. Tar sailors' beams(11, hyphened): ?????A?????
19. Impotent embracing girl? That must be seen!
????S?????
21. Lispingly, teacher joins one in sequence(9):
???R?????
ACROSS:
1. Spice Girl topless in periodical(8): ???A????
11. Old alocohol turned into medium drug(12):
???F????????
12. Separatist group's after pound notes?(5):
???R?
18. Upland is shelter to the French( 6 ): ???I??