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.