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1、Unit 3 A healthy life课时跟踪练（一）Warming Up & Reading Pre reading.阅读理解AOur story begins at the John Burroughs Elementary School in Washington,DC. The schools kindergarten students are staying late today an hour after classes normally end. The boys and girls are not seeking help with reading skills or ma
2、thematics. Instead, they are tasting kale, a vegetable that many of them are eating for the first time.The schools teacher Dionne Hammiel says her students have learned healthy eating habits from the program. She hopes they will keep a healthy diet for the rest of their lives.The program is taught b
3、y young people like Karen Davison. She is a member of FoodCorps. The nonprofit group gets money from the AmeriCorps National Service Program. Since the beginning of the school year, Ms. Davison has spent each day in this Washington,DC. classroom. She gives the kindergarteners vegetables that many of
4、 them have never tasted. She teaches them where their food comes from and how they can choose to eat healthier meals.FoodCorps was set up five years ago. It sends more than 180 young Americans to 500 schools across the United States. The young people teach students about nutrition and how they can e
5、at healthy food both at school and at home. FoodCorps also works with other groups to plant vegetable gardens in schools and bring healthier food to stores especially stores in cities. Many small urban stores often sell only packaged food.Maddie Morales is a member of FoodCorps. She says the groups
6、work is especially important in the fight against childhood obesity when a child has too much body fat. She notes that the child obesity rate in the United States is twice what it was 30 years ago.1Why are the schools kindergarten students staying late?AThey are attending extra classes.BThey are lea
7、rning about eating healthily.CThey are learning how to pick out fresh vegetables.DThey are being punished because of their poor performance.解析：选B细节理解题。由第一段“Instead, they are tasting kale . the first time.”和第二段第一句“The schools teacher Dionne Hammiel says . habits from the program.”可知，孩子们放学后还没走，是在学习健康饮
8、食。2What do we know about FoodCorps?AIt makes money by selling healthy food.BIt helps a lot in fighting against childhood obesity.CIt teaches students how to plant healthy vegetables.DIt aims at introducing rare vegetables across the United States.解析：选B细节理解题。由最后一段“She says the groups work is especial
9、ly important in the fight against childhood obesity .”可知，FoodCorps在解决儿童肥胖问题上的贡献尤为突出。3What can we infer from the text?AFood sold in city stores is usually unhealthy.BMost of the children in the program are overweight.CCompared with healthy food, packaged food is cheaper.DThe problem of overweight is
10、getting worse in the United States.解析：选D推理判断题由最后一段“She notes that the child obesity rate in the United States is twice what it was 30 years ago.”可知，美国的儿童肥胖问题更为严重了。BStarting on April 1, the Navajo Nation one of the largest tribal (部落的) governments of the North American Indian tribes will charge a 2%
11、tax (税) on junk food sold on its reservation the first tax of its kind in the United States. The change is part of the Healthy Din Nation Act, which will also remove a 5% sales tax on healthy foods, like fresh fruits and vegetables.Denisa Livingston of the Din Community Advocacy Alliance, a group th
12、at helped pass this law, hopes to make people in the community more aware of their food choices. “This is a friendly awareness tax，” she told Time For Kids.About 24,600 Navajo tribe members face obesity, and type 2 diabetes has developed as a growing public health concern affecting up to 60% of the
13、Navajo people in some areas.Livingston says that the Navajo Nations status (身份) as a “food desert” contributes to the health problems her people face. A food desert is an area where fresh, healthy food is expensive and hard to find. Food deserts are especially common in lowincome communities, such a
14、s the Navajo Nation, where 38% of the population lives at the poverty level.Livingston hopes the law will lead to major changes. “If we continue on the route that we are now on, then eventually were not going to be looking forward to healthy generations to come，” she said.The money that the governme
15、nt collects from junk food taxes will be put towards projects that encourage people to eat healthy foods, like community vegetable gardens, greenhouses, and farmers markets.“This act is going to open the door to many more opportunities and conversations and ideas about how we move to a food oasis (绿
16、洲)，” Livingston said. “Whether youre deep in the reservation or the neighboring towns, you will have the availability of healthy foods.”语篇解读：本文是说明文。文章介绍了纳瓦霍族政府推行的一项致力于提高人民健康的法案。4What does Denisa Livingston think of the junk food tax?AIt is much too high.BIt has been introduced too late.CIt should be applied nationwide.DIt is a wakeup call to the Nav
