past simple or past continuous? conjuga el verbo, observa los conectores.
1.-when the teacher_________(arrive) the students were sittings 2.-carla and fred____________(talk) when the accident happened. 3.-while the children were playing in the park, sarah_________(read) a book 4.-whe sally____________(see) the accident, she called an ambulance immediately
Respuesta:
1.-when the teacher_________(arrive) the students were sittings
2.-carla and fred____________(talk) when the accident happened.
3.-while the children were playing in the park, sarah_________(read) a book
4.-whe sally____________(see) the accident, she called an ambulance immediately
Explicación: