Вопрос по английскому языку:

Решите пожалуйста
Choose the correct form of the verbs (Past Simple,
Present Perfect, Past Perfect)
1) I (finished, have finished, had
finished) my work ten minutes ago and I am very
tired.
2) By ten o'clock I (finished,
have finished, had finished) my work and went
to bed.
3) We arrived at the railway station five minutes
after the train (left, has left,
had left).
4) We (bought, have bought,
had bought) the tour to Paris this week but
(didn't receive, haven't received,
hadn't received) the air tickets yet.
5) I (read, have read, had
read) a lot of literature about O. Henry before
I (began, have begun, had begun)
to write an essay about this writer.
6) 'You are the prettiest girl I
(saw, have seen, had seen) for a long time,' said
the young man.
7) I had to go to the library yesterday because
I (lost, have lost, had lost)
my English text-book.