Respuesta: a) Did
b) Did
c) Didn't
d) Did
e) Did
f) Didn't
g) Did
2) They go to Las Vegas last year
3) I be homesick
4) Carlos miss the train
5) maria not watch television
6) Cristine read the Lord of the Ring
7) My daughter not tidy her room
8) The dog bark all night
9) We buy a hámster
10) The detective ask many questions
espero que te haya servido de ayuda! u.u