I _________ (read) when my phone rang.
had read
was reading
read
We _________ (arrive) at the airport two hours ago.
were arriving
had arrived
arrived
He _________ (forget) his umbrella at home this morning.
had forgotten
was forgetting
forgot
The teacher _________ (explain) the lesson and then gave us some exercises.
had explained
was explaining
explained
I _________ (lose) my keys yesterday and couldn't get into my house.
had lost
was losing
lost
While they _________ (play) football, it started to rain.
played
were playing
had played
While I _________ (walk) to school, I saw an old friend.
was walking
walked
had walked
They _________ (leave) before we arrived.
had left
left
were leaving
When he entered the room, everyone _________ (talk).
talked
was talking
had talked
They _________ (never/be) to Paris before their honeymoon.
were never
had never been
never were
We _________ (have) dinner at a nice restaurant last night.
had
had had
were having
By the time she called, I _________ (already/go) to bed.
had already gone
was already going
already went
He fell asleep while he _________ (watch) TV.
watched
was watching
had watched
We _________ (have) dinner when the lights went out.
were having
had had
had
I _________ (finish) my homework before my mom got home.
had finished
was finishing
finished
She _________ (finish) her homework and then watched TV.
had finished
finished
was finishing
They _________ (buy) a new car last weekend.
bought
were buying
had bought
We were tired because we _________ (walk) all day.
had walked
walked
were walking