I've lost /'ve been lost my keys!
is being made/is making good progress
the dog was found/found in a black cab
i'm being sent/sending an email
German speaks/spoken in Switzerlend
Your salads are prepared/are being prepared right now
they might see/be seen a baby panda at the zoo
this door should keep/be kept locked at all times
up to now,three new houses have been built/have built in this area
his teacher has given/ has been given him a lot of homework gor the weekend
the book will publish/will be published next spring