don't know how old you are
but they were supplementary for my year (took ALevels in 98). as in, if you were ahead of the game in physics, you took an as level in advanced physics.
(
martian,
Mon 17 Feb 2003, 16:02,
archived)
too old
did my a-levels in 1992
(
new_matt,
Mon 17 Feb 2003, 16:07,
archived)