— What do you think of the book?— Oh, excellent. It is worth ________ a second time.
Now, this small village _________ a big modern city.
--- ______ he ______ at this school last term? --- Yes, I think so.
_____________have they been married? —For twenty years.
Mary used to________ to work, but now she gets used to__________ to work.
Gone with the wind is a well-known novel. She ____________ it twice.