Вкаждом предложении подчеркните сказуемое и укажите время. i and my sister went to the concert yaesterday. i liked new-york very much. i was dancing at 9 o`clock yesterday. my friend hadto australia before. i travelled to america last year. he had been this shop before.i was doing my h/w for 3 hours the day before yesterday.
liked -Past simple Active
was dancing - Past Progressive Active
had-Past Perfect Active
travelled -Past Simple Active
had been-Past Perfect Active
was doing -Past Progressive Active