Respuestas
Respuesta:
1 PART.
1. Clean Cleaned didn't clean
2. Stop Stopped didn't stop
3. Arrive Arrived didn't arrive
4. Return Returned didn't return
5. Cook Cooked didn't cook
6. Walk Walked didn't walk
7. Visit Visited didn't visit
8. Work Worked didn't work
9. Look Looked didn't look
10. Like Liked didn't like
2 PART
1. They listened to the radio last night
Negative: They didn't listen to the radio last night
Interrogative: Did they listed to the radio last night?
2. My mother arrived home at 8 o'clock.
Negative: My mother didn't arrive home at 8 o'clock
Interrogative: Did my mother arrive home at 8 o'clock?
3. My sister played in the garden.
Negative: My sister didn't play in the garden
Interrogative: Did my sister play in the garden?
4. These pupils studied English in this school.
Negative: These pupils didn't study english in this school
Interrogative: Did these pupils study english in this school?
Cuando usas Did en una oración con un verbo en pasado este se convierte en un verbo en presente.
Espero que te ayude ;)