Complete the gaps with the Past Perfect or the Past Perfect Continuous.
1 Paul ..... (decide) that he was going to study Astronomy before he even finished secondary school.
2 Before he got a promotion he ..... (not/earn) enough to live comfortably.
3 Tom didn't come with us last night because he ..... (arrange) to go out with his colleagues after work.
4 Before the invention of washing machines, people ..... (wash) their clothes by hand for centuries.
5 Jill ..... (wait) for half an hour before the bus came.
6 ..... (Professor Sterling/already/announce) the names of the students who would be in his research team (when Isabel entered the class).
7 They ..... (live) in Spain before they moved to London.
- Decide — завершённое решение до окончания школы: had decided.
. До повышения доход был недостаточным в течение некоторого времени: hadn't been earning. . Договорённость существовала до вчерашнего вечера: had arranged. . For centuries подчёркивает долгий процесс стирки вручную: had been washing. . For half an hour и ожидание до прихода автобуса: had been waiting. . Already и названные имена показывают завершённое объявление: Had Professor Sterling already announced...? В вопросе had выносится перед подлежащим. . Жизнь в Испании продолжалась до переезда: had been living. Past Perfect Continuous подчёркивает длительность, Past Perfect — уже полученный результат.
