M: A study with all those bookshelves would be very useful. ,F: And here is the kitchen with a large table and a fridge as well.
(A) M: I don't think we need a study in our house. There's no use. (B) M: A study with all those bookshelves in our house is useful. (C) M: I am afraid I did not quite catch what you were saying. Please repeat it. (D) M: The bookshelves in this library are useless.
B