Starting the day on an egg could keep your blood pressure(血压) under control, res

题文

Starting the day on an egg could keep your blood pressure(血压) under control, rearch suggests．Scientists have shown that eggs produce proteins with a function similar to that of powerful blood pressure-lowering drugs．The rearch, from the University of Alberta in Canada, showed that when eggs come in contact with stomach enzymes(酶) they produce a protein that acts in the same way as Ace inhibitors, but more work is needed to show the effects outside a lab and in the human body．Earlier this month, British rearchers declared that, contrary to popular beliefs, it is healthy to go to work on an egg．They concluded that the type of cholesterol (胆固醇) found in eggs has little effect on increasing heart dia risks．Rearcher Professor Bruce Griffin, from the University of Surrey, said:“The wrong beliefs linking egg eating to high blood cholesterol and heart dia must be corrected ．The amount of fat in our diet has an effect on blood cholesterol that is veral times greater than the relatively small amounts of cholesterol found in eggs．The UK public do not need to be limiting the number of eggs they eat．They can be encouraged to include them in a healthy diet as they are one of nature’s most nutritious foods．”The British Heart Foundation dropped its three-egg-a-week limit in 2005．However, almost half of Britons believe the limit still applies．小题1:From the text we know that Ace inhibitors are ．A．a kind of medicineB．a kind of proteinC．a kind of illnessD．a kind of food小题2:According to what Professor Brcue said, eggs    ．A．are the most nutritious food．B．have no effect on blood cholesterolC．can be included in a healthy dietD．are forbidden to be eaten in the UK小题3:We can infer from the text that   ．A．drugs to lower blood pressure will be replaced by eating eggsB．stomach enzymes mixed with eggs can cure heart dias C．most Britons agree the three-egg-a-week limit should be droppedD．about 50% of Britons think eating an egg a day is bad for their health小题4:The text is meant ．A．to introduce scientific findings about eggsB．to introduce a medicine made from eggsC．to tell people how to lower their blood pressureD．to advi people to eat as many eggs as possible 题型：未知难度：其他题型

答案

小题1:A小题2:C小题3:D小题4:A

解析

略

考点

据考高分专家说，试题“Starting the day on .....”主要考查你对 [健康环保类阅读 ]考点的理解。 健康环保类阅读

健康环保累阅读概念：

健康环保类文章常是介绍科学知识、生活常识和环境保护方面的短文。体裁有记叙文、 说明文、议论文和各种应用文。

健康环保类文章阅读技巧：

   健康环保类文章常是介绍科学知识、生活常识和环境保护方面的短文。阅读此类短文要以现象或事物为中心进行思考，理解现象产生的原因、条件和客观规律等。同时要抓住事物的特征、用途和相互关系等。科普环保类文章一般为说明文，从结构上看大致可分为三个部分：   第一部分一般是文章的首段，主要用来提出文章的主题，即文章想要阐述、说明的主要内容；   第二部分是文章的主体，可由若干个段落组成，对文章的主题进行展开说明；   第三部分是结尾段，对文章的主题进行归纳总结。这类文章多用一般现在时，而且一般多使用客观性词语表述。有时为了强调客观性，也常使用被动语态。   从近几年的考试题来看，科普环保类的文章越来越与人们的实际生活相接近。由于此类文章缺乏故事情节，很多同学对此类文章感到费解。但一般的科普类文章都是就事论事，需要逻辑推理和想象的时候较少，因此此类阅读题也没有同学们想象中的那么难，只要多加训练，就能较好地答题。【阅读策略】 1、概要(Summarizing)：  阅完材料后，将所阅材料浓缩，摘要，做出所阅材料的书面或口头梗概。 2、组织(Organization)：  阅读后根据阅读内容，识别观点、人物、事件之间的关系以及文章的结构关系。如：时间关系、比较或对比关系、相关关系及因果关系等。