6.1
2 Jack doesn't play the piano very well.
3 You don't know the answer.
4 She doesn't work very hard.
5 They don't do the same thing every day.
6.2
3 They don't know.
4 She doesn't love him.
5 They don't speak English.
6 I want it.
7 She wants them.
8 He doesn't live in Rome.
6.3
Carol doesn't like classical music.
I like classical music.
Bill and Rose don't like boxing.
Carol likes boxing.
I don't like boxing.
Bill and Rose don't like horror films.
Carol likes horror films.
I don't like horror films.
Bill and Rose like dogs.
Carol doesn't like dogs.
I like dogs.