Установите последовательность пропущенных слов и выражений.
1_______
2_______,
According to our records, the sum of 50000$ is still outstanding on your account.
We trust that our service was to your satisfaction, and 3_______ in resolving this matter as soon as possible.
Yours faithfully,
4_______
April 13, 2008
Dear Sirs
we would appreciate your cooperation
Brian Gambur