ответьте на вопросы используя past perfect tense: why was your classmate late for school? what had you you done alone before you left the house? by that time had you done you homework yesterday? what did you do after you had done your homework? what have you done alone before you went to bed?
My classmate was late because he had missed his bus.
I had read a new book before I left the house.
I had done my homework by 8 o’clock.
I went for a walk with my dog after I had done my homework.
I had watched a movie before I went to bed.