1. The teacher always welcomes new student.→ New student is always welcomed.

2. People speak E all over the world→ English is spoken all over the world.

3.Thomas Edison invented the photograph in 1877→ The photograph was invented in 1877.

4. The police found two children in the forest→ Two children was found in the forest.

5. They will send your order as soon as possible→ Your order will be sent as soon as possible.

6. The scientists are studying the problem carefully→ The problem is being studied carefully.

7. Pat Murphy was riding the horse→ The horse was being ridden by Pat Murphy.

8. The police have just arrested the robbers→ The robbers have just been arrested.

9. Sue told us she had born her baby→ They have been told that Sue had born her baby.

10. They can use this room after 5 p.m→ This room can be used after 5 p.m.

11. He spoke French very fluently→ French was spoken very fluently.

12. They sell many goods in this market→ Many goods are sold in this market.

13. We learn a lot of subjects at school→ A lot of subjects are learnt at school.

14. Minh rode his bike to school→ The bike was rode to school by Minh.

15. My neighbor planted trees in his garden→ Trees were planted in my neighbor`s garden