`2.` Will you invite her to your wedding party ?

`⇒`will she be invited to your wedding party ?

`3.` Did the teacher give some exercise ?

`⇒`were some exercises given by the teacher?

`4.` Is she going to write a poem ?

`⇒`Is a poem going to be written?

`5.` Have they changed the window of the laboratory ?

`⇒`has the window of the laboratory been changed ?

`6.` Is she making big cake for the party ?

`⇒`Is a big cake being made for the party ?

`7.` Has Tom finished the work ?

`⇒`Has the work finished by Tom?

`8.` Are the police making inquires about the thief ?

`⇒`Are inquires about the thief being made by the police?

`9.` Must we finish the test before ten ?

`⇒`Must the test be finished before ten ?

`10.` Will buses bring the children home ?

`⇒`Will the children be brought home by buses?

2. Wh _ questions.

`11.` When will you do the work ?

`⇒`when will the work be done?

`12`. How many days did she spend finishing the work ?

`⇒`How many days were spent finishing the work ?

`13.` How do you spend this amount of money ?

`⇒`How is this amount of money spent?

`14.` What books are people reading this year ?

`⇒`What books are being read this year ?

`15.` How did the police find the lost man ?

`⇒`How was the lost man found by the police?

`16.` Who looked after the children for you ?

`⇒`By whom were the children looked after for you ?

`17.` How long have they waited for the doctor ?

`⇒`How long has the doctor been waited for?

`18`. What time can the boys hand in their paper ?

`⇒`What time can their paper be handed in by the boys?

`19`. Why didn't they help him ?

`⇒`why wasn't he helped?

`20.` Who are they keeping in the kitchen ?

`⇒`who is being kept in the kitchen?

2. Will her be invited to your wedding party?

3. Were some exercise given by the teacher?

4. Is a poem going to be written?

5. Has the window of the laboratory been changed?

6. Is a big cake being made for the party?

7. Has the work been finished by Tom?

8. Are inquires about the thief being made by the police?

9. Must the test be finished before ten?

10. Will the children be brought home by the buses?

2.

11. When will the work be done?

12. How many days was the work spent finishing ?

13. How is this amount of money spent?

14. What books are being read this year?

15. How was the lost man found by the police?

16. By whom were the children looked after?

17. How long has the doctor been waited?

18. What time can the boys' paper be handed

19. Why wasn't he helped?

20. Who is being kept in the kitchen?