Question

2．Look and feel better in 30 days，guaranteed!
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Many Americans are overweight for lack of physical activity．Many are struggling to lose weight，but most give up just within days．If you've struggled with diets and workout routines，only to feel like you aren't getting anywhere，our gym is for you!Take a moment to read this page to find out what we can do for you．
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*reach your fitness goals quickly and safely
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Have you tried dieting and working out，only to be let down？Do you have trouble pulling yourself to the gym every day？Our program is designed for the"average Joe or Jane"to be able to lose weight and keep it off，with a combination of nutrition，motivation，and fitness．
Our fitness method
Our workout system will ensure that you lose weight and build muscles quickly and safely．We have developed a workout that targets all the right muscle groups，while at the same time burning unwanted fat．Our experienced trainers can help you with nutrition in between workouts to allow you to reach your goals faster．Nutrition is a big part of getting fit； don't overlook it!
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21．Many Americans fail to lose weight probably becauseB．
A．they always exercise alone
B．they don't get enough exercise
C．they are under great pressure              
D．they are too busy to exercise         
22．What can be inferred from the passage？A
A．Nutrition is also important part of getting fit．
B．The workout system does not apply to everyone．
C．It does harm to health to lose weight quickly．
D．There were some people failed after the 30-day program．
23．How much should a couple pay if they join the gym today？D
A.$500．
B.$1，000．
C.$900．
D.$800．

Answer 1

分析 文章介绍了美国一家健身房推出的健身项目可以帮助你快速减肥．

解答 21-23
 21．B 细节题．根据Many Americans are overweight for lack of physical activity．可知，很多美国人减肥失败由于缺少体育锻炼，故答案为B．
22．A 推理判断题．根据文章Nutrition is a big part of getting fit； don't overlook it!可知，营养在保持健康上是一个重要的部分，千万别忽视，故答案为A．
23．D 推算题．文章We charge 500foreachmembership，butpeoplewhojoinourgymtodaycangeta20percentdiscount介绍每个会员收费500美元，今天可以打八折，所以一对夫妻应该是800，故答案为D．

点评 本文是社会文化类阅读理解．做这类题材阅读理解时要求考生对文章通读一遍，做题时结合原文和题目有针对性的找出相关语句进行仔细分析，结合选项选出正确答案．推理判断题也是要在抓住关键句子的基础上合理的分析才能得出正确答案，切忌胡乱猜测，一定要做到有理有据