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III/
1. Is English taught here?
2. Will she be invited to your wedding party?
3. Were some exercises given by the teacher?
4. Is a poem going to be written by him?
5. Has the window of the laboratory been changed?

IV/
1. Coffee can't be made with cold water.
2. All the workers of the plan were being instructed by the chief engineer. 
3. Some of my shoes have been taken away.
4. The meeting will be held at the stadium.
5. The engine of the car has to be repaired.
6. The doors were broken and some money was taken away by the boys.
7. A lot of monney is spent on shopping on these days. 
8. This room may be used for the classroom.
9. Students are going to be taught by the teacher.
10. The bananas are being cut with a sharp knife by Mary.