1. During the last lesson students ...(expose) to some authentic language.
2.At the moment the intensive language courses....(organise). 3. A new French texbook ...(write) recently. 4. Some people think that soon a simplified version of English ...(use) by many people. 5. They said that the book ...(translate) from German in 1989. 7. This article ...(discss) when he arrived at the meeting. 8. The essay should ...( finish) yesterday.

1.During the last lesson students were exposed to some authentic language.2.At the moment the intensive language courses are being organised. 3. A new French texbook has been written recently. 4. Some people think that soon a simplified version of English  will be  used  by many people. 5. They said that the book had been translated from German in 1989. 7. This article was being discussed when he arrived at the meeting. 8. The essay should have been finished yesterday.