根据课文的内容在每个空白处填入一个恰当的词。 

Four years rolled by and I was now five, and still61helpless as a newly bom baby.62my father was out at bricklaying, earning the bread and butter for us, Mother was slowly, patiently pulling63the wall, brick by brick, that seemed to stand64me and the other children, slowly, patiently penetrating beyond the thick curtain65hung over my mind, separating it66theirs. It was hard, heartbreaking work, for often all she got from me in67was a vague smile and perhaps68faint gurgle. I could not speak or even mumble,69could I sit up on my own without support,70alone walk. But I wasn, t inert or motionless.