2024届高三英语外刊精读Eating your five-a-day 每天至少要吃五份果蔬学案+教案

2024届高考备考 外刊精读 Day 15 Eating your five-a-day 每天至少要吃五份果蔬 学案 文本导读： 不少人提倡多吃水果和蔬菜。事实证明，吃果蔬确实有助于改善健康。专家建议每天应吃 “five-a-day（五份水果和蔬菜）”。但在日常生活中，坚持这种饮食方式容易吗？我们是否应设定一个更现实的饮食目标来保持健康？本文探讨英文谚语 “An apple a day keeps the doctor away. （每天一苹果，医生远离我。）” 背后的科学依据。 Step 1:词汇温习 diet （日常）饮食 we are what we eat “人如其食”，想健康，得吃好 intention 意愿 balanced diet 均衡饮食 fruit 水果 vegetable 蔬菜 heart disease 心脏病 stroke 中风 cancer 癌，癌症 fibre （食物的）纤维素 vitamin 维生素 mineral 矿物质 nutrient 营养物 premature 过早的 dietary guidelines 膳食指南 beneficial 有益的 ambitious 要求过高的，需要极大努力才能完成的 cardiovascular disease 心血管疾病 an apple a day keeps the doctor away “一天一苹果，医生远离我”，每天吃苹果有助于保持健康 Step 2: 原文精听+精读 We all know about the benefits of a healthy diet. “We are what we eat”, so some say. But sometimes our busy lives mean our healthy intentions slip, and we end up eating the wrong things. Messaging telling us to eat our 'five-a-day' encourages us to maintain a balanced diet – but is it accurate? If you're not sure what your 'five-a-day' is, it's a campaign based on advice from the World Health Organization which recommends eating a minimum of 400g of fruit and vegetables a day. That should lower the risk of serious health problems, such as heart disease, stroke and some types of cancer. Variety is important because different fruits and vegetables contain different combinations of fibre, vitamins, minerals and other nutrients. Eating five pieces of fruit and veg is something to aim for. An analysis of 16 worldwide studies suggested that for every portion of fruit and vegetables consumed, there was a lower risk of premature death. And in the UK, previous research by the University of Oxford found around 33,000 lives a year could be saved if everyone in the UK followed dietary guidelines. Dr Peter Scarborough told the BBC: "According to our model, the biggest impact would be eating more fruit and veg. But this doesn't mean you should just stop at five – the more the better." However, there are some doubts about the 'five-a-day' message. Some f