1
1 enjoyed
2 Did Marco win..?
3 didn't play
4 didn't want
5 Did they go....?
6 bought
2
1 he wrote a book.
He didn't write a book.
Did he write a book?
2 He sang .
He didn't sing.
Did he sing?
3 She was pretty.
She was not pretty.
Was she pretty?
3
1 was
2 were
3 was
4 were
5 was