Both pianos and violins are musical ________used a lot in Western music.

— Come on, Kitty.— Oh, good heavens! Both my legs are nearly to give out. I ____ for hours like a dog. [ ]

Would you mind_____the window It’s very hot.—No, not at all.

It was ________ that we tried to make him change his mind.

Jean just saw part of the movie The Interstellar, because the rest ________ too difficult to understand.