1. This novel ____ (to write) by Charles Dickens.2. Her shouting ___ (to hear) be

everyone.3. Probably the tea ____ (to sweeten) before i put sugar into it.4. America _____ (to discover) many centuries ago.5. The window _____ (to break) before the children arrived.6. The film ____ (to direct) by my favourite director.7. The doctor ____ (to send) for.8. Mary _____ (to invite) to the party but unfortunately she couldn't come.9. I noticed at once that the room ____ recently (to tidy)10. Small feet ____ (to hear) running in the hall.