题目内容
16．Christian Eijkman，a Dutch doctor，left the Netherlands for the island of Java．Many people on the island had a disease called beri-beri．He was going there to try and find a cure．At first，Eijkman thought some kind of germ （细菌） caused beri-beri．He raised some chickens．He didn't eat them，but made experiments on them．The local people were quite surprised at that．One day he noticed that his chickens became sick when they were fed the food most Javanese ate-refined white rice （精炼米）．When he fed them with unrefined rice，also known as brown rice，they recovered．Eijkman realized that he had made an important discovery-that some things in food could prevent disease．These things were named vitamins （维生素）．The Javanese were not getting enough vitamins because they had actually removed the part that contains vitamins．Later，other diseases were also found to be caused by the lack of vitamins in a person's food．
Today many people know the importance of vitamins and they make sure they have enough vitamins from the food they eat．If they don't，they can also take vitamin pills．
51．The underlined word"cure"in Paragragh 1probably meansA．
A．a medical treatment
B．a kind of vitamin
C．a kind of germ
D．a kind of rice
52．Christian Eijkman went to the island of Java toD．
A．spend his holiday
B．find ways to grow better crops
C．do some research about the island
D．help the Javanese with their illness
53．Why did Christian Eijkman raise some chickens？B
A．To eat them．
B．To carry out his experiments．
C．To give the Javanese a surprise．
D．To make money by selling them．
54．If a person doesn't get enough vitamins in his diet，he'd betterD．
A．eat more rice B．eat more meat
C．eat some chicken D．eat vitamin pills
55．We can learn from the passage thatC．
A．beri-beri was caused by chickens
B．the Javanese didn't like vitamins
C．Christian Eijkman's experiment was successful
D．the Javanese's disease was caused by a kind of germ．
分析 文章讲述爪哇岛上人们生了一种怪病，医生Christian Eijkman到那里寻找病因，他养了些鸡做实验，结果发现人们生病是因为没有摄入足够的维生素，从而治好了当地人的病，也让人们知道维生素的重要性．
解答 51．A．细节理解题：从第一段的句子：Many people on the island had a disease（疾病） called beri-beri．可知岛上很多人得了病，医生到那里寻找治病的方法．Cure="．a"medical treatment，故选A．
52．D．细节理解题：从第一段的句子：He was going there to try and find a cure．可知Christian Eijkman到了岛上是帮助得病的人．故选D．
53．B．细节理解题：从第一段的句子：He raised some chickens．He didn't eat them，but made experiments on them．可知Christian Eijkman养鸡是为了在它们身上做实验．故选B．
54．D．细节理解题：从最后一段的句子：Today many people know the importance of vitamins and they make sure they have enough vitamins from the food they eat．If they don't，they can also take vitamin pills．可知人们饮食中要有维生素，要是没有可以吃维生素片．故选D．
55．C．推理判断题：从第三段的句子：Eijkman realized that he had made an important discovery-that some things in food could prevent disease．可知Christian Eijkman做的实验是成功的，故选C．
点评 考察学生的细节理解和推理判断能力，做细节理解题时一定要找到文章中的原句，和题干进行比较，再做出正确的选择．在做推理判断题不要以个人的主观想象代替文章的事实，要根据文章事实进行合乎逻辑的推理判断．
