Resposta :
Resposta:
Explicação:
a)Negative:They didn't work together for many years.
Interrogative:Did they work together for many years?
b)Negative:I didn't study english yesterday.
Interrogative:Did I study english yesterday?
c)Negative:She didn't go to school by car.
Interrogative:Did she go to school by car?
d)Negative:We didn't have a dinner party yesterday.
Interrogative:Did we have a dinner party yesterday?