—So we must arrange it at a new time．

    One day after school I was just finishing up some math homework. My dad came back from work and sat right beside me1over my homework with me. We made corrections 2 After that we3and my dad said,＂ I will always4every moment spending time talking with you.＂

    I remember my Dad telling me his stories of when he was 5My dad didn't have a father6He was always moving from place to place with my 7My dad wasn't the easiest kid to 8He would 9with kids at school, which made my grandma worried. He'd act out to release the anger he had from not having his father present in his10and teenage years.

    At high school, things got a little 11 He made a football team, he did well and didn't get into as much 12as before. He also made many friends13those friends was my uncle. My Dad and Uncle were friends all throughout high school. It was through my uncle14my Mom and Dad met15Later, they got married. After I was born, my dad felt that becoming a 16was an honor and that he would not be17in my life.

    I suddenly looked up to see my Dad18at me. I could see in my Dad's eyes how he longed for a19 like this. I continued to do my math homework and20my Dad say,＂ I love you, always.＂

物体从光滑的斜面顶端由静止开始匀加速下滑，在最后1s内通过了全部路程的一半，则下滑的总时间为（  ）

轻轻刷一下卡，就可以提取一辆公共自行车，轻松自如地在拥堵的市内穿行。现在，骑公共自行车出行已成为许多通州市民的习惯。建立公共自行车租赁服务智能交通系统， 这是通州区委、区政府为民办实事之一。我区实施这一惠民措施（    ）

①有利于彻底缓解交通拥堵问题          ②坚持走共同富裕的道路

③引导市民增强环保和节约意识          ④体现以人为本的执政理念