Chuyển các câu sau sang câu bị động

1.The gardener has planted some trees.  

2.My mom will give me a present on my birthday.

3.A famous designer will redecorate the hotel.

4.Someone has broken the crystal vase.

5.His parents have brought him up to be polite.

6.Fleming discovered penicillin.

7.They will advertise the product on television.

8.Someone is knocking the door.

9. Picasso painted that picture.

   10.   You should water this plant daily.          

   11.   I have to follow these tradditions.

   12. Thanh has Thuy do his homework today.

   13. You can improve your English with more practice.                                        

   14. People must obey the law.                       

   15.The gardener is going to plant more trees in this garden.

   16. Thanh is going to send a letter to Thuy.

   17. My son had me tidy his room yesterday.

   18. She gets her mom to wash her clothes every day.

   19. You must keep the medicine away from your children.    

   20. Did your dad take you to the zoo last weekend?