Moderate speed, please. Thank you!
1-I had never seen such a beautiful beach before I went to Kauai.
2-I did not have any money because I had lost my wallet.
3-Tony knew Istanbul so well because he had visited the city several times.
4-Had Susan ever studied Thai before she moved to Thailand?
5-She only understood the movie because she had read the book.
6-Kristine had never been to an opera before last night.
7-We were not able to get a hotel room because we had not booked in advance.
8-Had you ever visited the U.S. before your trip in 2006?
9-Yes, I had been to the U.S. once before.
10-We had had that car for ten years before it broke down.
11-By the time Alex finished his studies, he had been in London for over eight years.
12-They felt bad about selling the house because they had owned it for more than forty years.
13-She had visited her Japanese relatives once in 1993 before she moved in with them in 1996.
14-She had never seen a bear before she moved to Alaska.
15-You had previously studied English before you moved to New York.
16-Had you previously studied English before you moved to New York?
17-George had repaired many cars before he received his mechanic's license.
18-Many cars had been repaired by George before he received his mechanic's license.
From http://www.englishpage.com/verbpage/pastperfect.html