Change the following sentences from active to passive voice. 1. the management is checking her work. 2. they took the visitors to the train station. 3. they were preparing the students for the exam. 4. he has asked his friends to come to the concert. 5. someone had taken their bags to the rooms. 6. he will paint the door tomorrow. 7. you mustn't leave the computer on. 8. he always writes his letters in green inc. 9. i can find the books tomorrow. 10. you should answer all phone calls immesiately.

1. Her work is being checked by the management.
2. The visitors were taken to the train station.
3. The students were being prepared for the exam.
4. His friends have been asked to come to the concert.
5. Their bags had been taken to the rooms.
6. The door will be painted tomorrow.
7. The computer mustn't be left on.
8. His letters are always writtten in green ink. 
9. The books can be found tomorrow.
10. All phone calls should be answered immediately.