Model: These was nobody in the classroom, (as/everybody/ already/go out)There was nobody in the classroom as everybody had already gone out.1. The children went straight home, (after/they/finish/their classes)2. The teacher came into the classroom, (by the time/the chil- dren/take/their seats)3. We left the house, (after/the rain/stop)4. You rang up. (when/the guests/not come/yet)5. You entered the university. (after/you/study/English)6. I came into the room, (by the time/the lecture/begin)7. The house was empty, (as everybody/go/to the party)8. They went home, (after/they/finish/their work)9. I met you in the street, (after/you/see/a new film)10. He couldn’t take part in the competition, (because/he/ break/his arm)​