Complete the complex sentences with the correct subordinating conjunction:
1. I'm going to the Supermarket____ I need to buy some groceries2. I prepared dinner___I got home.3. She decided to trust Mike___he was a reliable guy.4. ___went to school, she decided to investigate the issue.5. Lisa decided to breakup with Tom___he was too worried about hiscareer.6. John bought a new car__he had received one as a gift last week.7. Derek days that there will be a problem___he doesn't bring the car back.8. Sara will have finished the homework___the time you get here.9.___it's raining, she's going for a walk.10.___she passes her final exam, she will fail the class.