Adults are often surprised by how well they remember something they learned as children but have never practiced in the meantime．A man who has not had an opportunity to go swimming for years can swim as well as ever when he gets back in the water．He can get on a bicycle after several decades and still away．A mother who has not the words or years can teach her daughter the poem that begins " Twinkle, twinkle, little star" or the story of Cinderella or Snow White ． One explanation is the law of over learning, which can be stated as following: we have learned something, additional learning increases the of time we will remember it．In childhood, we usually continue to practice such skills as swimming, bicycle riding long after we have learned them．We continue to listen to and ourselves of poems such as "Twinkle．twinkle, little star" and childhood tales such as Cinderella or Snow White．We not only learn but ． The law of over learning explains why cramming （突击学习） for an examination． it may result in a passing grade, is not a way to learn a school course．By cramming, a student may learn the subject well enough to get by on the examination, but he is soon to forget almost everything he learned．A little over learning, , is usually a good investment toward the future．
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小题1:C
小题2:D
小题3:A
小题4:D
小题5:B
小题6:D
小题7:A
小题8:B
小题9:A
小题10:C
小题11:B
小题12:C
题目分析：为什么你小时候学的儿歌、童谣到你长大了还不会忘记？那是因为overlearn的缘故。他有什么好处？突击学习法有什么不好？看完这篇文章，你就知道了。
小题1:考查副词辨析：A．only 只有，B．hardly几乎不，C．still仍然，D．even事件，大人们都经常感到吃惊，小时候他们所学的东西，虽然其间从来没有操练过，也能够完好地记住。一个好些年里没有机会去游泳的人当他有回到水里的时候，他会仍然(still)象往常一样地游泳。选C
小题2:考查动词辨析：A．walk走，B．drive驾驶，C．travel旅行，D．ride骑车，几十年后他仍然可以蹬上自行车把车子骑(ride)走。选D
小题3:考查动词短语辨析：A．thought about思考，B．cared for关心，照顾，想要， C．showed up出现， D．brought up养育，当母亲的好些年里没有回想(think about)那些词语了，能够教女儿"Twinkle, twinkle, little star"开头的小诗选A
小题4:考查动词辨析：A．rewrite重写，B．repeat重复， C．sing唱歌，D．recite背诵，，也能够背诵灰姑娘或白雪公主的故事。选D
小题5:考查连词辨析：A．Before在…前面，B．Once一旦，C．Until直到，D．Unless除非，一旦我们学会了什么，额外的学习增加了我们记住它的时间长度，选B
小题6:考查名词辨析：A．accuracy准确，B．unit单元，C．limit 限制，D．length长度，一旦我们学会了什么，额外的学习增加了我们记住它的时间，选D
小题7:考查动词辨析：A．remind提醒，使…想起，B．inform通知，C．warn警告， D．recall回忆，我们只是不停地听，不停地去想起并记住(remind)那些小诗和孩提的童谣。选A
小题8:考查动词辨析：A．recite背诵，B．overlearn额外的学习，C．research调查， D．improve提高，我们不仅仅在学习，而且同时也在附加学习(overlearn)着。通过前面的分析，这里点题。选B
小题9:考查连词辨析：A．though 虽然，B．so所以，C．if 如果，D．after在…后面，虽然(though)突击学习可能使你通过考试。选A
小题10:考查形容词辨析：A．convenient方便的，B．demanding苛刻的C．satisfactory令人满意的，D．fast快的，但他不是令人满意的(satisfactory)方法。选C
小题11:考查形容词辨析：A．possible可能的，B．likely可能，C．probable可能，D．perhaps可能（副词），突击学习可以让学生学得好以便能够通过考试，但学生很可能不久就会忘得一干二净。Likely可以用于“Sb/sth is likely to do sth”的句型，选B
小题12:考查词组：A．at most最多，B．by the way顺便说一下，C．on the other hand另一方面，D．in the end最后，而(on the other hand)附加学习则是对未来的良好的投资。选C