总体来讲，充分的准备可以体现在：全面了解美国大学的录取人数和奖学金发放比例;在文书写作中有效地挖掘升华自己的优势，在现有基础上加强竞争力;与教授及导师保持积极到位的沟通，让自己在数以千计的申请者中脱颖而出。
合适长度为600~800个英文单词。必须紧扣所要申请的那个专业来写，主线要明确，不要盲目地个性化。让招生者知道你选择该专业的明确和强烈的动机，同时具备充分的条件完成该专业的学习。结构简单，衔接紧密，主线明确，便于理解。许多申请人将简历放在ps中，这会弱化了ps应起的作用。语言表达一定要用地道的英语。
范文
growing up in a modest village in china, i hardly ever had the chance to see many examples of modern technology; people who dig wells by hand to obtain drinking wateruse ox-driven plows to cultivate their fields don’t have much use for televisiopersonal computers. but when my father gave me an old radio to play with, i wanted nothing more than to take apart the contraptionsee what i ide made such interesting sounds. sitting on the floor with a confused grin, surrounded by wiresmetal, i looked up at my fatheraskedthe noises were…(有删节)
合理地阐述了申请者学习电子工程的动机，学习动机是评审委员非常看中的。同时，读了这段文字，会使读者沉浸在对童年往事的美好回忆里，借此打动评审委员的心。
另外一篇修改过的文章开头用诗一般的语言写道(有删节)：
……i first read this paragraphmadame curie as a 14-year-old child,i still remember how wonderful i felt. i remember thinking, “what esteemed men they were! how hard they worked!” as i grew older, this paragraph became a source of encouragement in the face of adversity. i begin to feel a magical blue light twinkling in my heart, kindling a love of science,encouraging me to charge bravely into the unknown world.
结尾呼应了开头，阐述了作者为什么要去美国读书：
i never forgot my adolescent idol, maria curie. as i re-read the book, another pa age leaped out: “she was now 24-an age when some of her great contemporaries were to be on the brink of major discoveries… maria took the trainwarsaw to paris, the intellectual mecca.”
