Teeth
Teeth
.
are
.
an
.
important
.
part
.
of
.
our
.
body.
.
Humans
.
have
.
four
.
types
.
of
.
teeth.
.
Each
.
type
.
of
.
tooth
.
has
.
a
.
special
.
job.
.
How many types of teeth do humans have?
4
Teeth
.
are
.
covered
.
by
.
the
.
gums.
.
Our
.
teeth
.
are
.
the
.
hardest
.
substance
.
in
.
our
.
bodies.
.
Teeth are covered by ...........
.
Most
.
adults
.
have
.
32
.
teeth,
.
but
.
some
.
have
.
more
.
or
.
less.
.
When
.
we
.
are
.
babies
.
we
.
have
.
20
.
teeth
.
called
.
baby
.
teeth.
.
Most adults have ____ adult teeth.
32
Teeth
.
have
.
different
.
parts.
.
The
.
part
.
of
.
the
.
tooth
.
that
.
we
.
can
.
see
.
is
.
called
.
the
.
crown.
.
The
.
roots
.
of
.
the
.
teeth
.
are
.
covered
.
by
.
the
.
gums.
.
The part of the tooth that we can see is called the____.
crown