НУЖНО
1 A film while Candido Rondon and Theodore Roosevelt explored the Amazon Valley (make)
2 During Rondon's lifetime, new roads also ___ to connect parts of Brazil. (build)
3 By the time Rondon finished his work, the telegraph system ___ much.(not use)
4 Rondon was shocked to find out that the indigenous tribes with respect by all explorers. (not treat)
5 Before Rondon's work, the rivers and the rainforests only by the tribes. (use)
1. was being made
3. were being also built
3. wasn't being used
4. weren't being treated
5. were being only used