Question

estructura de oracion, pregunta ,afirmativa y negativa en pasado perfecto

Answer 1

Respuesta:

Afimative: Subject + had + Verb in Past Participle + complemet

You had been here before

Negative: Subject + had not + Verb in Past Participle + complemet

You had not been here before

Interrogative: Had + subject + Verb in Past Participle + complement + ?

Had you been here before?

Explicación: