turn the following sentences into passive voice

1)alice's strange ideas surprised everybody

2)uncle lam has raised a lot ò chickens and ducks on the farm

3)they have built two department stores this year

4)they have just introduced a new style of jeans in the usa

5)they are going to build a new bridge in the area

6)they will produce five milion bottels of champagne in france next year

7)the students have to wear uniforms when they are at school

8)they couldn't do anything to stop the fire