2.Structure Part1(Para.1) A brief introduction to Thomas Jefferson. Part 2(para.2-8) Some ideas and principles given by Thomas Jefferson Part3(Para.9-11)His talents in many fields and his contribution to USA Step Three Detailed study Explain the important and difficult points in the text,including the usage of new words and phrases,structure of complex sentences and relevant gramma 1.Jefferson believed that a free man obtains knowledge from many sources besides books and that personal investigation is important. (I)obtain:v以.get through effort获得 e.g.I finally managed to obtain a copy of the report. Information about visas and passports can be obtained from your local library. CF:get,obtain,achieve&acquire 这些动词均有“得到，获得，取得”的意思。 g是最常用、最口语化的词。可以指以任何方式得到某物（积极主动或 消极被动)，并不强调通过预先的或主观的努力，与具体名词和抽象 名词均可搭配。 obtain为正式用语，指经过长时间的务力或有计划的行动而得到所希望得 到的东西或达到预定的目标。 achieve表示克服困难之后取得成功或实现预期目标。 acquire指经过一定努力或一定过程，使原有的东西获得更多，并成为永久所有： 也指一点点地慢慢地通过长期不懈的努力而获得诸如知识、才干、良好习惯等。 常与抽象名词搭配。 e.g.1.She finally achieved her ambition to visit China. 2.First editions of these books are now almost impossible to obtain 3.It usually takes four years to get a degree at a university. 4.It took him a long time to acquire the skills he needed to become a2.Structure Part1 (Para.1) A brief introduction to Thomas Jefferson. Part 2 (para.2-8) Some ideas and principles given by Thomas Jefferson. Part3 (Para. 9-11) His talents in many fields and his contribution to USA. Step Three Detailed study Explain the important and difficult points in the text, including the usage of new words and phrases, structure of complex sentences and relevant grammar. 1. Jefferson believed that a free man obtains knowledge from many sources besides books and that personal investigation is important. (1) obtain: vt. get through effort 获得 e.g. I finally managed to obtain a copy of the report. Information about visas and passports can be obtained from your local library. CF: get, obtain, achieve & acquire 这些动词均有“得到，获得，取得”的意思。 get 是最常用、最口语化的词。可以指以任何方式得到某物（积极主动或 消极被动），并不强调通过预先的或主观的努力，与具体名词和抽象 名词均可搭配。 obtain 为正式用语，指经过长时间的努力或有计划的行动而得到所希望得 到的东西或达到预定的目标。 achieve 表示克服困难之后取得成功或实现预期目标。 acquire 指经过一定努力或一定过程，使原有的东西获得更多，并成为永久所有； 也指一点点地慢慢地通过长期不懈的努力而获得诸如知识、才干、良好习惯等。 常与抽象名词搭配。 e.g. 1. She finally achieved her ambition to visit China. 2. First editions of these books are now almost impossible to obtain. 3. It usually takes four years to get a degree at a university. 4. It took him a long time to acquire the skills he needed to become a