had eaten had forgotten you Had studied left 'd gone hadn't hadn't charged Had cleaned they seen hadn't
1
.
Kevin
(
go
)
home
by
the
time
I
arrived
.
2
.
Ethan
suddenly
realised
that
he
(
leave
)
his
laptop
on
the
train
.
3
.
Mum
was
annoyed
because
I
(
not
clean
)
my
room
.
4
.
(
they
/
study
)
English
before
they
went
to
the
USA
?
5
.
We
were
hungry
because
we
(
not
eat
)
.
6
.
My
phone
didn't
work
because
I
(
charge
)
it
.
7
.
Why
didn't
you
want
to
watch
the
film
?
(
you
/
see
)
it
before
?
8
.
Sally
was
embarrassed
because
she
(
forget
)
her
dad's
birthday
.