Carol always waters the flowers. _ 3. The boys did the homework.
_ 4. Susan wrote this email.
__ 5. George has opened a hotel. _
___ 6. Peter solved this problem. _
___ 7. An electric fault caused the fir
_ 8. Her mother will clean the room.
_ 9. The police arrested three men.
___ 10. We haven't seen her since weeks. __
_ 11. They will pull down the old building. _
_ 12. Helen found the key.