Раскрыть скобки: 1. The arsonist (removed/had removed) all the valuables before

Раскрыть скобки: 1. The arsonist (removed/had removed) all the valuables before she set fire to the house. 2. They (robbed/had robbed) five different banks when they were arrested. 3. The shoplifter (was/had been) a regular customer for years before she was caught. 4. We (just got/had just got) back home when we realized someone was in the bedroom upstairs. 5. The burglars had left when we (came/ had come) back home; the house was empty! 6. As soon as the police (arrived/had arrived), they looked for fingerprints.