1. We must stop talking. The play begins now.
2. When the teacher walked into the classroom, the boys were playing chess and the girls were talking.
3. She prepared dinner when a quarrel broke out among the teacher.
4. He says he will be angry if you won't come to his party. I agreed with him that without you the evening will be boring.
5. I think I saw them last night at the mall. They were buying vegetables.
sper ca e ok!