Simple/Compound/Complex?

The children wore their dirty boots. Simple/Compound/Complex

It was time for bed, yet it was still light outside. Simple/Compound/Complex

We turned off the lights. Simple/Compound/Complex

After the show began, he sat very quietly. Simple/Compound/Complex

They took a lot of pictures when they visited Montana. Simple/Compound/Complex

Before the bell rings, the students line up at the door. Simple/Compound/Complex

We turned off the lights after our mom told us to go to sleep. Simple/Compound/Complex

The girl was wearing a red dress. Simple/Compound/Complex

The front door was locked, so she entered through the back. Simple/Compound/Complex

We turned off the lights, and we went to sleep. Simple/Compound/Complex

George would like to play, for he is the best player on the team. Simple/Compound/Complex

He was playing on his computer. Simple/Compound/Complex