*
They
____________________
send
their
parent
a
gift
to
celebrate
their
anniversary
.
*
The
teacher
____________________
prepare
every
single
lesson
in
advance
.
*
I'
m
not
in
a
hurry
.
I'
ve
got
a
lot
of
time
.
I
____________________
wait
.
*
She
____________________
run
very
fast
.
*
*
He
____________________
pay
more
attention
to
what
the
teacher
says
.
*
If
students
do
not
understand
,
they
____________________
ask
the
teacher
for
clarification
.