i didn't want wake up late so i used two alarm clocks.
jerry called 911 so there was an emergency.
i put my hand under cold running water so i burned myself.
more people turned up than i expected, so i cooked more food.
the mosquitoes didn't bite me because i put on this repellent.
there were a lot of accidents at the intersection with so they installed traffic lights
complete the sentences with so or because