1. joyful

2. recently

3. ordinarily

4. regularly

5. natural

6. effectively

7. innovation

8. appliances

9. shortage

10. electricians

11. politely

12. conserving

13. celebrations

14. joyfulness

15. decorations

16. freedom

Thì HTĐ : S + V s / es <---> S + be + V3 ( by O )

- Thì QKĐ : S + V ed <---> S + was / were + V3 ( by O )

- Thì HTTD : S + be + V-ing <--> S + am,is,are + being + V3 ( by O )

- Thì QKTD : S + was / were + V-ing <---> S + was / were + being + V3 ( by O )

- Thì HTHT : S + have / has + V3 <---> S + have / has + been + V3 ( by O )

- Thì TLĐ : S + will + V <---> S + will be + V3 ( by O )