2. transform the sentences from the active into the passive. 1. the chief architects and engineers are discussing the project of a new trade centre. 2. the general managers have already signed all the necessary documents. 3. ancient architects built egyptian pyramids bc. 4. many building firms will support the project. 5. they use masonry for all kinds of living accommodation nowadays. 6. they are building a village house from timber. 7. they have discovered many new construction methods during the last hundreds of years.

1. The project of new trade centre is being discussed by chief architects and engineers.
2. The necessary documents have been signed by general managers.
3. Pyramids were built by ancient architects.
4. All kinds of living accommodation nowadays are used by them
5. The project will be suported by many buildings foirms .
6. A village house is being built from timber by them
7. Many new construction methods during the last hundreds of years have been discovered by them .