Open the brackets using the verbs in Past Perfect.
1) It________________(to become) cold before reached the destination.
2) We________________(to win) the tournament before the last round.
3) My friend________________(to take) up playing baseball before he was 10.
4) The city________________(to change) greatly by the 2000s.
5) The player________________(to twist) his shoulder before the last volleyball game.
6) Mary____________ _ _ (to lose) her handbag before she left the shop.
7) By the end of the month, the earthquake________________(to ruin) the city.
8) The students________________(to finish) writing their papers before the lesson was over.
9) I ________________ (to understand) everything before she told me about the problem.
10) George_______________ (to learn) to play the guitar before he joined the band
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