Nearly every single person in the world knows that the Marvel Cinematic Universe films are adapted from comic books, but very few people know which specific comic books any film is adapting. Despite comic book movies' record-breaking gross at cinema box offices, the MCU's viewers aren't aware that, although no scenes in the MCU are taken word-for-word from a comic, many are extremely close.
Source：https://www.cbr.com/marvel-comics-best-moments-in-the-movies/
