Work in pairs. Ask and answer using a superlative form (-est / most / least) and the present perfect with ever

Person 1: What's the most impressive building you've ever visited?

Person 2: The most impressive building I've ever visited is the Taj Mahal in India. It's truly a wonder of the world.

Person 1: Wow, that must have been amazing to see in person. Who's the most interesting person you've ever known?

Person 2: That would have to be my college professor. He was a former astronaut and had some incredible stories to share.

Person 1: That's really cool! What's the longest book you've ever read?

Person 2: The longest book I've ever read is "Gone with the Wind" by Margaret Mitchell. It's a classic, but it took me a while to finish.

Person 1: I've heard of that book, but I haven't read it yet. What's the most exciting film you've ever seen?

Person 2: The most exciting film I've ever seen is "The Dark Knight" directed by Christopher Nolan. It's a masterpiece of a superhero movie with an incredible performance by the late Heath Ledger.

Person 1: Oh, I've seen that one! It's definitely one of the best superhero movies out there.