Join the following sentences without using, and, but, or so.
1. The teacher arrived.The class started.
2. He was found in possession of the stolen goods. He was punished.
3. Stop talking.Leave the classroom.
The combined sentences are:
1. The class started when the teacher arrived.
2. As he was found in possession of the stolen goods, he was punished.
3. Stop talking or leave the classroom.