Change the sentences to passive voice !

1. Mozart wrote  "The Magic Flute".
   "The Magic Flute" by Mozart.
2. A friendly policeman checked our bags.
   Our bags by a friendly policeman.
   
3. Thousands of pupils have seen Schindler's List up to now.
   Schindler's List by thousands of pupils up to now.
4. They sent the documents to the wrong address.
   The documents to the wrong address.
   
5. This restaurant serves excellent food.
   Excellent food in this restaurant.
   
6. They make very good cars in Japan.
   Very good cars in Japan.
   
7. Tourists have spent millions of euros in Europe in the last few years.
   Millions of euros by tourists in Europe in the last few years.
8. People speak English in most parts of the world.
   English in most parts of the world.
   
9. They arrested the two men after the robbery.
   Two men after the robbery.
10. They will show the film in our cinema.
    The film in our cinema.
    
11. People hear the New Year's concert every year.
    The New Year's concert every year.
    
12. You can't do that.
    That .