阅读下面短文，掌握其大意，然后从各题所给的四个选项(A、B、C和D)中，选出最佳选项。
One day, a poor boy，named Howard Kelly，was trying to pay his way through school by selling goods door to door．He was hungry，31 he decided to beg something to eat．
When a young woman opened the door，instead of a 32 he asked for a drink of water．Thinking he looked 33 she brought him a large glass of milk．He drank it and then asked，“How much do I 34 you?”
“No．you don’t owe me anything，”she replied．“Mother has taught me 35 to accept pay for a kindness.”Leaving that house, he not only felt stronger 36 ，but it also increased his faith in God and the human race．He was about to 37 before this point．
38 later the young woman became seriously i11．The local doctors couldn’t cure her illness．They sent her to the big city，where specialists can be 39 to study her disease．Dr．Howard Kelly, now 40 ，came for the consultation(会诊)．When he heard the name of the town where she came from, a strange light filled his eyes． 41 ，he went into her room．
42 in his doctor’s gown (罩衣) he went in to see her．He 43 her at once．He went back to the 44 and determined to do his best to save her life．From that day on，he gave special attention to her case．
Finally，the battle was won．Dr．Kelly asked a nurse to 45 the bill to her room．She was afraid to open it 46 she knew that it would 47 the rest of her life to pay it off．Finally she looked and read these words on the side of the bill：
“Paid in full with a glass of 48 ．”(Signed Dr．Howard Kelly.)
Tears of 49 flooded her eyes as she 50 silently：“Thank you，God．Your love has spread through human hearts and hands．”
【小题1】A．afterB．soC．howeverD．before【小题2】A．centB．dollarC．mealD．drink【小题3】A．sickB．hungryC．poorD．tired【小题4】A．oweB．pay back C．pay offD．1end【小题5】A．alwaysB．seldomC．oftenD．never【小题6】A．physicallyB．mentallyC．healthilyD．spiritually【小题7】A．give upB．give awayC．give inD．give off【小题8】A．MonthsB．YearsC．WeeksD．Days【小题9】A．called atB．called onC．called inD．called up【小题10】A．richB．oldC．busy D．famous【小题11】A．SlowlyB．ImmediatelyC．PleasantlyD．Surprisingly【小题12】A．HadB．CoveredC．DressedD．Put【小题13】A．recognizedB．sawC．knewD．realized【小题14】A．waiting roomB．officeC．meeting roomD．consultation room(诊室)【小题15】A．giveB．bringC．sendD．carry【小题16】A．becauseB．butC．even ifD．in case【小题17】A．spendB．takeC．useD．afford【小题18】A．teaB．coffeeC．waterD．milk【小题19】A．sadnessB．prideC．joyD．interest【小题20】A．saidB．shoutedC．sighedD．prayed (祈祷)B
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(答案→)B
解析：曾经的穷小子Howard Kelly在穷困潦倒时，得到了一位善良的女性的一杯牛奶的帮助。数年后他成长为一名有名的医生，而他恰恰遇到了他的救命恩人，他知恩必报，尽全力挽救了她的生命。
【小题1】考查连接词辨析。After在……之后；so因此；however然而、但是；before在……之前。他很饿，所以决定讨一些东西吃。前后是因果关系，所以选B。
【小题2】考查名词辨析。cent美分；dollar英镑；meal 一顿饭；drink喝的。当一位妇女来开门时，他没有要一顿饭而是要了一碗水。联系前后判断选C。
【小题3】考查形容词辨析。认为他看起来很饿，就给了他一大杯牛奶。sick生病；hungry饿；poor穷的； tired累的。根据前面的介绍，他的确很饿判断选B。
【小题4】考查动词辨析。owe欠；pay back偿还；pay off还清；1end 借给。下文给出own词的提示。选A。
【小题5】考查副词辨析。always 总是；seldom很少；often经常；never从不。妈妈告诉我不要接受善心的回报。故选D。
【小题6】考查副词辨析。physically身体上；mentally心理的；healthily健康地；spiritually 精神上。离开那栋房子，他不仅觉得身体好多了，而且还增加了他的对上帝和人类的信任。结合上下文判断选A。
【小题7】考查动词短语辨析。give up放弃；give away赠送、分发；give in屈服；give off 放出，发散(水蒸气等)。在这之前他想要放弃的。刚刚发生的事使他对生活充满了希望。故选A。
【小题8】考查名词辨析。Months月；Years 年；Weeks周；Days 日。从小男孩当了医生判断是数年后。选B。
【小题9】考查动词短语辨析。called at拜访某地；called on拜访某人；called in叫来；called up号召。他们把她送到大城市，在这里专家们被召集来研究她的病情。结合意思判断选C。
【小题10】考查连接词辨析。rich富有的；old 年老的；busy忙的；famous 著名的。Howard Kelly 博士现在已经非常有名了，也来参加会诊。前文介绍在大医院请专家看病，所以Howard Kelly 那个曾经的穷小子现在应该是有名望的医生了。故选D。
【小题11】考查副词辨析。Slowly慢慢地；Immediately马上；Pleasantly高兴地；Surprisingly 令人惊奇地。当他听到她的家乡时，一道奇异的光充满了他的眼睛。所以应该是马上走进她的病房。选B。
【小题12】考查动词辨析。穿着医生的罩衣，他走进去看她。Had…on 穿着；Covered盖着；Dressed in穿着；Put on 穿上。固定用法选C。
【小题13】考查连接词辨析。recognized辨认出；saw 看见；knew知道；realized 意识到。他马上认出了她。选A。
【小题14】考查连接词辨析。waiting room候车室，候诊室(等)；office办公室；meeting room会议室；consultation room诊室。他返回到诊室，决心尽全力就她的生命。所以选D。
【小题15】考查连接词辨析。give给；bring带来；send寄、派；carry携带。终于病治好了。博士让一名护士给她拿去一个账单。结合上下文判断选C。
【小题16】考查连接词辨析。because因为；but但是；even if 即使；in case 以防万一。她不敢打开看。，因为她知道会是一笔很大的费用。所以选A。
【小题17】考查连接词辨析。spend花费，人做主语；take用不定式作主语；use使用；afford支付得起。分析句子，这里是不定式作主语，故选B。
【小题18】考查连接词辨析。tea茶；coffee咖啡；water 水；milk牛奶。一杯牛奶就全付清了。指两人都知道的往事，所以选D。
【小题19】考查连接词辨析。sadness伤心；pride骄傲；joy高兴；interest 兴趣。结合语境，当然是高兴的泪水，所以选C。
【小题20】考查连接词辨析。said说；shouted喊；sighed叹气；prayed祈祷。她默默祈祷：感谢上帝，你的爱已经通过人间的心和手传播开来。所以选D。