Here rhere is a list of exercises to help you prepare your next exam . We will work especially with grammar .
Standard Passive( Personal passive) . Click on 1 , 2 and 3 .
Two object passive - 4 , 5 ( 5 exercises ) , and 6
Have something done ( causative ) - 7 , 8 , 9 and 10
Last but not least , here you have a tutorial in case you need another explanation . Good luck !!