题目

"Dad." Finally ,I call him father.This is the stepfather into our lives four years later ,I first time called him .
Since the day that i was born,I have never seen my biological father.Mother would not said for me,too.I was sad to think that my father left,I would never felt the fatherly love.But appearance of my stepfather,clean up doubt and worries of my heart.
In the summer vacation of sixth grade ,stepfather came to my home from Los Angeles.At that time,I didn’t knew why do I have a stepfather,and why I have never seen my biological father.I though we can not became a family.I always think that I only have a father,even though we have never met,and he already left me and my mother.

提问时间：2020-10-12

答案

第一行 This is the first time I call him father after he has lived with us for four year.
第三行 主语I 改成大写的,有一个是小写；
My mother would not say anything about him,too.
第四行 Whenever thought of my father's left,I was sad and felt that I would never obtain the love from him.
第四行及第五行那句话 But the appearance of my stepfather have cleaned up all the doubt and worries that stucked in my heart.
第六行In summer vacation of my sixth grade,
第七行 I didn't know why I had a step father,.I thought.
第八行 become,后面的a father改成one father