He does not take very much notice of her. He acknowledges her as his brother's friend, and there is no scene where they quarrel or don't get along. But nor are they close. The girl whom Fred fancies is Angelina Johnson.
No, Hermione Granger and Ron Weasley were always planned to be together.
She kept fighting (there was a battle going on).
She is Hermione Granger. She became Hermione Weasley when she marries Ron Weasley.
Hermione like Viktor Krum from Durmstrang. She didn't fancy Cedric but had no objections to him as a person as she never really knew him.
Fred Weasley. He told Hermione accidentally
Ron Weasley. They have two kids named Rose and Hugo Weasley.
Yes. They are also best friends with Hermione Granger.
Fred was killed in front of Percy, George, Harry, Ron and Hermione. Harry looked up to see Percy crying over Fred's body.
Hermione Jean Granger. Weasley became her surname after her marriage.
They are (in no particular order) Harry Potter, Ron Weasley, Hermione Granger, Ginny Weasley, Fred Weasley, George Weasley, Albus Dumbledore, Neville Longbottom, Draco Malfoy, Rubeus Hagrid, Seamus Finnegan, Severus Snape, Lily Potter, Gregory Goyle, peter pettigre (as Scabbers in movies 1-3)
One of Fred and George Weasley's products - a jack-in-the-box that punches, I believe it was.
No. Harry Potter married Ginny Weasley and Hermione Granger married Ron Weasley.