11．Going on holiday not only makes you feel good while you're there，you also gain the health benefits for months，new research shows．
Jetting off to destinations such as the Maldives cuts your blood pressure，helps you sleep better and bounce back from stress，it found．The benefits last at least a fortnight longer than the vacation and can be felt for months in some cases where it is claimed．Experts say workers should always take their full holiday entitlement（权利）each year，but as many as one in three don't．
The study compared key health markers in holidaymakers visiting Thailand，Peru or the Maldives，with people who stayed at home and continued working．The average blood pressure of those on holiday dropped by six percent while the workers saw their blood pressure rise by two percent over the same period．The sleep quality of holidaymakers improved by 17 percent while that of the non-holidaymakers deteriorated by 14 percent．
The study also found the ability of vacationers to recover from stress，known as the stress-resilience test improved by 29 percent．There was a 71 percent fall in stress resilience scores among workers．Tests showed a fall in blood glucose levels，reducing the risk of diabetes （糖尿病），trimmer waistlines and improved mood and energy levels，with the effects sustained for at least two weeks after returning home．
The Holiday Health Experiment was conducted by tour operator Kuoni and Nuffield Health，the UK's largest healthcare charity．
21．According to the passage，how many people go on holiday？A
A．Two thirds． B．One third．
C．17 percent． D．A quarter．
22．Which of the following can we infer from the passage？D
A．The further you go，the better you get the benefits．
B．Most people like to stay at home during the holiday．
C．The result of the study is mostly based on the description from the people involved．
D．Holiday makers are more adaptable than non-holidaymakers．
23．The author intends to tell us thatC
A．we have to go on holiday as much as possible
B．you'll certainly get depressed if you don't go on holiday
C．we had better go on holiday for the benefits of health
D．it is best to go to foreign countries like Maldives
24．The best title of the passage isB．
A．A Holiday Health Experiment
B．Health Benefits from Holiday
C．Health Problems of Having Holiday
D．Key Health Markers in Holidaymakers．
分析 本文主要讲述了度假给我们的健康带来了好处．新研究显示：度假不仅让你在当时感觉良好，也对你的健康有益，而且给你的健康带来的益处可维持数月之久．因此，度假可以有助于人们的健康．
解答 21．A 细节理解题．根据第二段Experts say workers should always take their full holiday entitlement（权利）each year，but as many as one in three don't．可知三分之二的人去度假．故选A．
22．D 推理判断题．根据第三段The sleep quality of holidaymakers improved by 17 percent while that of the non-holidaymakers deteriorated by 14 percent．可知度假的人比不度假的人适应能力更强．故选D．
23．C 细节理解题．文章主要介绍了度假可以有助于人们的健康，可知作者想要告诉我们为了健康我们最好去度假．故选C．
24．B 主旨大意题．根据文章的内容和第一段的句子：Going on holiday not only makes you feel good while you're there，you also gain the health benefits for months，new research shows．可知这篇文章讲的是度假给我们带来的健康的好处．故选B．
点评 本文考察学生的理解推断能力以及细心程度，只要抓住文章的关键词，采用寻读的方法查找细节，就能找到正确答案．
