Choose the correct option

1. You believe in ghosts, [aren't|do|don't|can't] you?
2. Sightings of the Loch Ness Monster date back to [a|the|–|an] 6th century.
3. Joe made the discovery [itself|himself|themselves|ourselves] .
4. If Tim wasn't so scared, he [will take|had taken|took|would have taken] a video of the ghost.
5. Strange lights [were spotted|are being spotted|have been spotted|had been spotted] in the sky last night.
6. In the future, scientists [are recreating|will have been recreating|are going to recreate|will recreate] living dinosaurs.
7. The Bigfoot pictures [are showing|were shown|have been shown|will be shown] at tomorrow's press conference.