Ответ:

1. The light is turned when it is dark.

2. The translation was finished by the students in time.

3. My work should be finished at about seven o'clock.

4. The door had been opened by someone.

5. I am often invited to their parties.

6. Where the new library would be built?

7. He is spoken by people a lot.

8. сори, не знаю(

Ответ:

1. The light is turned on when it is dark.

2. The translation was finished in time by the students.

3. My work will be finished at about seven o'clock.

4. The door has been opened by someone.

5. I am always invited to their parties by them.

6. Where will a new library be built?

7. He is much spoken about by people.

8. I wonder whether he will be listened by them.

Объяснение: