每年1月的第三个星期一为马丁·路德·金日，以纪念这位民权运动领袖，并将这一天定为联邦的法定假日。为争取黑人工作机会和自由权，马丁·路德·金组织了“华盛顿工作与自由游行”，并在林肯纪念馆的台阶上发表了“我有一个梦想”的演讲。
英语作文写作如下:The police is at people’s service day and night， finding the solution to social problem and safeguarding their interests to keep sociality in order. All police， whose natural sense of justice is to have always with people， anytime and anywhere， makes them safe in life and at work mentally and materially or physically， by teaching someone to know right from wrong.
Sophia had always dreamed of becoming a writer, but life’s responsibilities kept her occupied.索菲亚一直梦想成为一名作家，但生活的责任让她忙得不可开交。
在演说中，他说出了著名的平等口号:I have a dream that one day this nation will rise up and live out the true meaning of its creed: “We hold these truths to be self-evident， that all men are created equal.”
