To
compare
two
things
,
you
can
say
?
er
than
?
.
But
you
can't
add
"
er
"
to
all
the
words
!
Only
____________________
with
"
one
syllable
"
or
____________________
ending
with
"
y
?
.
For
everyone
else
,
you
need
to
use
?
more
?
.
When
?
er
?
is
accompanied
by
a
____________________
it´s
does
not
compare
.
In
this
way
it´s
refers
to
the
____________________
who
performs
the
action
.