1
.
People
must
stop
hunting
tigers
,
or
they
will
become
____________________
.
2
.
We
asked
him
three
times
,
but
he
____________________
to
join
us
.
3
The
idiom
to
jump
the
gun
doesn't
mean
____________________
?
to
jump
over
a
gun'
.
4
Are
you
____________________
sure
it
was
Bigfoot
you
saw
?
5
We
don't
know
for
sure
if
there
are
more
animals
to
be
discovered
,
but
it
____________________
seems
possible
.
6
They
think
there's
a
monster
in
the
lake
,
but
no
one
has
any
____________________
.