Jack
____________________
____________________
several
jobs
,
about
30
.
Among
the
most
interesting
jobs
we
can
highlight
the
following
:
he
____________________
____________________
an
astronaut
,
a
teacher
and
a
dancer
.
According
to
Jack
,
his
most
rewarding
job
____________________
____________________
to
be
a
teacher
in
Africa
,
Europe
and
South
America
.
Jack
____________________
____________________
in
more
than
15
countries
,
his
favorite
country
is
Japan
.
He
____________________
gone
around
the
world
twice
:
the
first
one
in
1999
by
boat
and
the
second
one
in
hot
air
balloon
3
years
ago
.
Some
people
may
wonder
how
he
____________________
paid
for
these
trips
and
adventures
;
well
,
Jack
is
an
entrepreneur
that
____________________
created
and
sold
about
6
successful
companies
.
