Paraphrase
People say this dress is made of pineapple leaves.
This dress ...
This dress is said to be made of pineapple leaves.
It estimated that at least $100 000 is necessary to renovate the building.
It is / was / has been estimated ...
The band is expected (perform) in 20 cities during their big tour next year.
to perform
People think the two autours are collaborating on a new book.
The two authors...
The two authors are thought to be collaborating on a new book.
Nobody knows where Lucia is. She is said to being pursuing a career in acting.
She is said to be pursuing a career in acting.
to have sold
We believe the jewelery has been lost during the flood.
The jewelery ...
The jewelery is believed to have been lost during the flood.
The athlete said to have cheated, so they might take away his gold medal.
The athlete IS said to have cheated
Gabi is rumoured (inherit) lots of money from some distant relative. Because she suddenly seems to be rich.
to have inherited
We expect our team to deal with this setback soon.
Our team ...
Our team is expected to deal with this setback soon.
It has announced that the company is going out of busness.
It has been announced...
All animals are believed (to keep) in good conditions at the zoo. They are fed well and properly taken care of.
to be kept
We think they are staying at the Waldorf hotel.
They ...
They are thought to be staying at the Waldorf hotel.
The castle is known to have being destroyed during the World War II.
The castle is known to have BEEN destroyed during the World War II.
The artist is thought (prepare) for the exhibition currently.
to be preparing