5.The cakes hadn't been eaten by him.

6.The car had been cleaned by them by 3 p.m.

7.The house had been bought by my friend before 1990.

8.Had some questions been asked by him?

9.The tenses had been studied by my before May.

10.A lot of time had been wasted by the school boys.

XI.

1.Many flowers isn't going to be picked by her.

2.Children should be given a lot of love by parents.

3.Your hands must be washed.

4.Four languages can be spoken by him.

5.Dogs must be kept outside shops.

6.Old men should be treated by children with respect.

7.I used to be called John by my classmates.

8.My bike can't be repaired by him.

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5. The cakes hadn't been eaten.

6. The car had been cleaned by 3p.m.

7. The house had been buyght by my friend before 1990.

8. Had some questions been asked?

9. The tenses had been studied before May.

10. A lot of time had been wasted by the school boys.

XI.

1. Many flowers isn't going to be picked.

2. Children should be given a lot of love by parents.

3. Your hands must be washed.

4. Four languages can be spoken.

5. Dogs must be kept outside shops.

6. Old men should be treated by children with respect.

7. I used to be called John by my classmates.

8. My bike can't be repaired.