CURSOS

domingo, 12 de mayo de 2013

PAST PERFECT: FORM AND USES

FORM [had + past participle]
Examples:
  • You had studied English before you moved to New York.
  • Had you studied English before you moved to New York?
  • You had not studied English before you moved to New York.
Complete List of Past Perfect Forms

USE 1 Completed Action Before Something in the Past


The Past Perfect expresses the idea that something occurred before another action in the past. It can also show that something happened before a specific time in the past.
Examples:
  • I had never seen such a beautiful beach before I went to Kauai.
  • I did not have any money because I had lost my wallet.
  • Tony knew Istanbul so well because he had visited the city several times.
  • Had Susan ever studied Thai before she moved to Thailand?
  • She only understood the movie because she had read the book.
  • Kristine had never been to an opera before last night.
  • We were not able to get a hotel room because we had not booked in advance.
  • A: Had you ever visited the U.S. before your trip in 2006?
    B: Yes, I had been to the U.S. once before.

USE 2 Duration Before Something in the Past (Non-Continuous Verbs)


With Non-Continuous Verbs and some non-continuous uses of Mixed Verbs, we use the Past Perfect to show that something started in the past and continued up until another action in the past.
Examples:
  • We had had that car for ten years before it broke down.
  • By the time Alex finished his studies, he had been in London for over eight years.
  • They felt bad about selling the house because they had owned it for more than forty years.

No hay comentarios: