1. Your clock can't be repaired2. People are not allowed to park here3. My house is being watched4. The passage will be read by the examiner three times5. Dictionaries can't be used by candidates6. This letter needn't be typed7. This room hasn't been used for ages8. Those books should have been taken back to the library9. I suppose the house has been sold10. You have been warned11. He was knocked by a lorry12. The documents shouldn't be left on the desk13. Coffee and biscuits were handed round14. Holidays were spoiled by bad organization15. hundreds of exam papers are marked by teachers every year16. Who was Romeo and Juliet written by?17. Your hair should be dried before you go out18. The truth musn't be told