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