10.  standard.adl

     Standard.adl  is  a  file	that  contains	many  useful
default	definitions and	routines.  To use standard.adl,	sim-
ply put	'INCLUDE "standard.adl"' before	 the  rest  of	your
program.

     Standard.adl defines six  things:	 object	 properties,
constants, global variables, useful words, some	normal verbs
and their actions, and some utility routines.