What is the form for past perfect tense?
Have +been+simple past verb
Had + past participle
Had+continuous verb
Have+being+past participle
When do you use past perfect tense?
something didn't happened yet but will happen
describe an action is happening now
describe an action had done in the past
describe something happened before another in the past
You are too late, the train _____.
has left
had been leave
is left
had left
He _____ not left yet.
haven't
have
had
has
Linda says that she _____ to that swimming before.
had been
have gone
have been
was going to
George _____ finished his homework yet.
had not
was
will be
has just
I had already _____, so I didn't feel hungry at all.
been eating
eaten
eat
ate
I lost so much weigh because I _____ exercising.
have begun
am doing
had begun
have been
I _____ already _____ asleep before 11 pm.
have / fallen
had / fallen
had / fell
have / fall
I _____ that house for eight years before the fire.
have
had
had had
had have
