Change the sentences active to passive, and passive to active 1. did they sell many cars last year? - 2. the picture has been sold for $3,000 - 3. bell didn't invent the television? - 4. two pictures were stolen from the musem - 5. sis anybody invite helga to the party? change the senteces into passive 1. they are building a new shopping center in our town 2. someone was recording our conversation 3. they changed the hour of the departure 4. i don't clean my car very often