1. A new health-center was opened by them last year.2. The flats are boughtThe flats were boughtThe flats will be bought3. The watch is brokenThe watch was brokenThe watch will be broken4. The job is offeredThe job was offeredThe job will be offered5. English is spoken by many people in Canada.6. Different languages and cultures were brought to the USA by emigrants.7. The message for you will be left by her.8. Glass is made from sand.9. The transistor was invented in 1948.