1
.
-
We
talked
about
how
____________________
does
not
have
to
be
an
____________________
modern
____________________
.
2
.
-
____________________
is
any
device
that
a
____________________
has
created
that
fulfils
a
need
.
3
.
-
____________________
can
have
____________________
effects
on
humans
these
are
the
____________________
.
4
.
-
However
they
can
also
have
____________________
effects
,
these
are
the
____________________
.
