a
)
A
mystery
____________________
____________________
Mona
Lisa's
smile
.
Her
identity
is
still
____________________
today
.
b
)
Not
only
did
Leonardo
____________________
____________________
____________________
his
time
,
but
he
was
centuries
ahead
of
it
.
c
)
The
parachute
that
____________________
____________________
by
scientists
in
2000
following
Leonardo's
design
____________________
____________________
____________________
to
work
.
d
)
You
____________________
surely
____________________
?
the
Last
Supper
?
,
Leonardo's
mural
painting
that
depicts
Jesus
and
his
disciples
.
e
)
Leonardo's
observed
the
flight
of
birds
,
then
he
____________________
his
discoveries
to
many
technological
innovations
.
This
____________________
that
he
was
extremely
interested
in
science
and
nature
.
