1.he will in you to the party=>You will be invited to the party.

2.they will build a new house.=>A new house will be built.

3.the teacher will tell a story.=>A story will be told by the teacher.

4.the will hold a meeting before may day.=>A meeting will be hold before may day.

5.you should send letter soon.=>Letter should be sent soon.

6.people can find ficton book on the shelf.=>Fiction book can be found on the shelf.

7.they can see my house from the top of the hill.=>My house can be see from top of the hill.

8.they should sell food on the sidewalks.=>Food should be sold on the side walk.

9.we must keep our our school clean and tidy.=>Our school must be kept clean and tidy.

10.she will correct our mistakes.=>Our mistakes will be correct.

1. You will be invited to the party. 
2. A new house will be built. 
3. A story will be told by the teacher. 
4. A meeting will be hold before may day.
5. Letter should be sent soon.
6. Fiction book can be found on the shelf.
7. My house can be see from top of the hill.
8. Food should be sold on the side walk.
9. Our school must be kept clean and tidy.
10. Our mistakes will be correct.