Put
in
?
mustn't'
or
?
don't
/
doesn't
have
to'
:
We
have
a
lot
of
work
tomorrow
.
You
____________________
be
late
.
You
____________________
tell
anyone
what
I
just
told
you
.
It's
a
secret
.
The
museum
is
free
.
You
____________________
____________________
____________________
pay
to
get
in
.
Children
____________________
tell
lies
.
It's
very
disgusting
John's
a
millionaire
.
He
____________________
____________________
____________________
go
to
work
.
I
____________________
____________________
____________________
do
my
washing
,
because
my
mother
does
it
for
me
.
We
____________________
____________________
____________________
run
.
We've
a
lot
of
time
.
You
____________________
smoke
inside
the
school
.
