Respuestas
Respuesta:
Primero hay que recordar la estructura de cada tiempo.
Presente simple (afirmativo):
Sujeto + verbo principal + complemento
Pasado simple (afirmativo):
Sujeto + verbo principal en pasado + complemento
Pasado simple (negativo):
Sujeto+ verbo auxiliar (did) + no + verbo principal + complemento
Pasado simple (interrogativo):
Verbo auxiliar (did) + sujeto + verbo principal + complemento
Analícelas y podrá responder.
Explicación:
Present simple (affirmative):
Subject + principal verb + complement
They + watch + TV every night
Past simple (affirmative):
Subject + principal verb in past + complement
They + watched + TV every night
Past simple (negative):
Subject + auxiliary verb (did) + not + principal verb + complement
They + didn't + watch + TV every night?
Past simple (interrogative):
Auxiliary verb (did) + subject + principal verb + complement
Did + they + watch + TV every night?