Choose the correct connective. There may be two or more variants.
1. We're studying now ... there's an interesting film on TV.
2. I'd like to talk to you... I know you're busy.
3. ... her efforts, she failed the exam.
4. ... we were having difficulties, we felt optimistic.
5. We didn't win the game... all our hard work.
6. ... it rained a lot, we enjoyed our holiday.
7. ... the traffic, they arrived in time.
8. ... I was really tired, I couldn't sleep.