Question

20．Winners of the third Healthy Lunchtime Challenge came to the White House on Friday，July 18，for a Kids'State Dinner hosted by First Lady Michelle Obama．They all came from America for a meal that featured a selection of kid-created recipes （食谱）．
       Mrs．Obama told the winners and their parents that they set a strong example．The First Lady advised winners to"pay it forward"like last year's winner from Delaware，10-year-old Braeden Mannering．He helped the homeless get food and clean water．
President Barack Obama made a surprise appearance at the event．He spoke about the First Family's favorite food．"You guys are leaders in your schools，"the president told the kids，"and you're helping to teach people the importance of good nutrition （营养），the importance of putting good food in your bodies so that you're living healthy，active lives．"
The Healthy Lunchtime Challenge was open to young people between the ages of 8 and 12 and their parents．The competition received about 1，500 recipes．They were judged in the first round on nutritional value，taste，creativity and affordability，and the story behind the recipe．Chefs then prepared the recipes in a second round of judging．The winners were chosen by a group of judges that included great chefs and nutritionists，etc．
Before heading for the White House，the winners and their families visited the National Museum of American History to see the Food exhibit and received healthy breakfast bags from the Walmart Foundation．After the dinner，the group headed for a tour of the White House Kitchen Garden．They all had a wonderful time．
48．What can we learn about this year's Kids'State Dinner？D
A．It was held at a famous school．
B．Some school leaders were invited．
C．It was hosted by President Obama．
D．Some winning recipes were served．
49．President Obama spoke at the event toB．
A．describe his food         
B．praise the winners  
C．introduce healthy lives           
D．explain the importance of nutrition
50．According to Paragraph 4，the Health y Lunchtime ChallengeD．
A．was open to students only     
B．aimed to create delicious dishes
C．included only chefs among its judges  
D．took stories behind recipes into consideration．

Answer 1

分析 本文主要讲述了Healthy Lunchtime Challenge 的获胜者到白宫参加的一个活动，以及其详细信息．

解答 48．D 细节题．根据文章内容Winners of the third Healthy Lunchtime Challenge came to the White House on Friday，…They all came from America for a meal that featured a selection of kid-created recipes （食谱）．由此可知，一些获胜的食谱被使用了，结合选项，故选D
49．B  细节题．根据文章内容He spoke about the First Family's favorite food．"You guys are leaders in your schools，奥巴马对孩子们说，你们都是学校的佼佼者，结合选项，他对他们进行了表扬，故选B
50．D 细节题．根据文章内容The competition received about 1，500 recipes．They were judged in the first round on nutritional value，taste，creativity and affordability，and the story behind the recipe．该机构在在选择食谱的时候，会考虑各方面因素，其中一条就是食谱背后的故事，结合选项，故选D

点评 本文是新闻报道类阅读理解．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