He
____________________
____________________
for
half
an
hour
before
they
____________________
.
Where
____________________
he
going
when
you
saw
him
?
He
phoned
me
to
say
they
would
be
late
.
She
was
____________________
to
John
on
the
phone
when
I
walked
in
.
____________________
she
know
they
were
coming
to
the
party
?
How
many
people
____________________
sitting
in
the
waiting
room
when
you
arrived
?
I
____________________
them
in
the
street
while
I
____________________
shopping
.
The
postman
arrived
____________________
I
was
leaving
the
house
.
The
children
____________________
making
so
much
noise
that
I
didn't
hear
the
phone
ring
.
We
____________________
walking
down
by
the
river
when
it
____________________
to
rain
.
