1、Section A,Unit2,UnderstandingThe text looks into the question of iron and how exercise can affect its levels in the human body. With the help of the given hints and according to the text, use your own words to elaborate the relevant points.,分段及大意,Part I (Para. 1-3),Central topic + Supporting details
2、,Part II (Para. 4-6),Part III (Para. 7-12),1 Effect + 2 Causes,Problems + Solutions,Part I (Para. 1-3),Central Topic:,Supporting details:,Exercise, even moderate exercise, may lead to reduced iron in the blood of women.,A new study is cited to support the topic.,Part II (Para. 4-6),Effect (Para. 4):
3、,Iron deficiency is very common among women.,Cause 1 (Para. 5)“The average woman takes in only two thirds of the recommended daily allowance of iron.” Cause 2 (Para. 6)Athletes in high-impact sports such as running may also lose iron through a phenomenon where small blood vessels in the feet leak bl
4、ood.,Part III (Para. 7-12),3 stages of iron deficiency (Para. 7-8),Check iron deficiency (Para. 9),Suggested ways to correct iron deficiency (Para. 10-12),endurance,n.1.忍耐，忍受；2. 忍耐力 example: The exercise obviously will improve strength and endurance.这项练习将明显增强力量和耐力。 词根:endure adj.endurable 能忍耐的,词汇解析,
5、moderate,adj.中等的，适度的；温和的，不极端的vi.变缓和，变弱 vt.节制，减轻 example:Moderate exercise subserves digestion.适度锻炼有助于消化。A moderate increase in both investment and consumption will play an active role in stimulating the market.适度的增加投资和提高消费水平对启动市场将起积极作用。 变析：n.moderation适度；节制moderateness适度；温和（moderate的名词形式）,supplement
6、,n.补充；补充物；附录 vt.补充，增补Do I ask you to come into my workplace and supplement my meager income?我问过你来我的办公室看看，然后补充一下我贫瘠的收入吗？ 同根词：supplementray adj.补充的；追加的 n.补充者；增补物supplementation 补充；增加,restrict,vt. 1.限制，控制（常与to和within连用） example:The car color may tell us something useful, but it does not restrict us to
7、only one possibility.车身的颜色可能告诉我们一些有用的东西，但无法限定到仅仅一种可能。 adj.restricted restrictive n.restriction restrictive,liable,adj. 1.易出问题的；易做坏事的2.易遭受的liable for对负责 If your firework display hurts an innocent, you should be liable.如果你的焰火表扬伤害了无辜的人，你就应当负起责任。 n.liability责任；债务；倾向,digest,vt.1.消化 2.领会；理解 example：It oft
8、en takes a long time to digest new ideas.吸收新思想往往需要很长的时间 近义词：absorb be absorbed in全神贯注于 同根词：adj.digestive消化的；助消化的digestible易消化的；可摘要的,impact,n.影响；作用 vt.冲击；产生影响 vi.影响；撞击；冲突；压紧 搭配：impact on影响；对冲击，碰撞example：How will the war impact on his generation?战争对他这一代会有什么影响？ 近义词：effect influence impression infection
9、 n.impaction压紧；装紧；嵌入 adj.impactive冲击的；有不良影响的,interfere,vi.冲突；介入 vt.干涉；妨碍；打扰 interfere with触动或弄坏；乱动；与抵触 interfere in:vt.干涉，干预 example:Dont interfere in others private concerns.不要干涉别人的私事。 adj.interfering干涉的；多管闲事的n.interference干扰，冲突；干涉v.interfering妨碍（interfere的ing形式）,remedy,vt.补救；治疗；纠正 n.补救；治疗；赔偿 remed
10、y for对治疗法 example：Your only remedy is to go to law.你唯一的补救办法就是诉诸法律。 adj.remedial治疗的；补救的remediable可治疗的；可矫正的n.remediation补救；矫正,bounce back,恢复健康；振作起来 Para 3:“Women who consumed additional meat or took iron supplements were able to bounce back“那些增食肉类食品或服用铁质补剂的女性能够恢复到健康状态。 example：Some wonder if the cuts
11、are sustainable if the economy does not bounce back as predicted.有些人怀疑如果经济未能按照预期快速反弹，这种消减是否可以持续,in general,大体上；通常 Para 4:Iron deficiency is very common among women in general.缺铁在女性中是很常见的。 example：In general, what you give you tend to get back from the world around you.通常情况下，你给予他人的，也往往可以从你的周边的人那里得到。,
12、up to,多达；高达 Para 4: But the ratio is even greater among active women, affecting up to 80 percent of female endurance athletes.而在积极锻炼的女性中这一比例更高，女耐力运动员中，缺铁者比例则高达80%。 example：The water was up to my thigh.水淹到我的大腿。,tip sb. over the edge,使某人受不了；使某人难过得不得了 Para 5: For a woman who already has a poor iron sta
13、tus, any additional iron loss from exercise may be enough to tip her over the edge into a more serious deficiency.对于那些已经缺铁的女性，任何因锻炼而产生的更多铁质流失都足以导致体内缺铁状况的恶化。 example：Exercising too much with no iron supplements will tip one over the edge into a more serious deficiency.锻炼太多而又未服铁离子补剂，可能改变人体的含铁量，使之处于严重缺
14、铁状态,out of breath,上气不接下气 Para 7:In the third and final stage, people often feel weak, tired, and out of breath.在第三即最后阶段，人们往往感到虚弱、疲乏无力、喘不过气。 example：When I hurried to school, I was almost out of breath.,throw up,呕吐 Para 10:Supplements may produce a feeling of wanting to throw up.服用铁质补剂可能使人想呕吐。 exampl
15、e：For whatever reason, there are many people who love to force themselves to throw up.不管出于什么原因，有许多人喜欢强迫自己呕吐出来。,go up,上升；上涨 Para 11:The iron content of tomato sauce cooked in an iron pot for three hours showed a striking increase, the level going up nearly 30 times.在锅内烹煮了3个小时的番茄汁，其铁含量大大提高，增加到原来的30倍左右
16、。 example：Prices incline to go up.价格有上升的趋势。,interfere with,妨碍；干扰 Para 11:since substances in these drinks can interfere with iron being absorbed into the body.因为这些饮料中所含的物质会妨碍身体对铁质的吸收。 example：It will seriously interfere with the progress of the work.它将严重干扰工作的进展。,休息一下,“Tom, whats the matter with your
17、 brother?“ asked the mother in the kitchen. “Hes crying.“ “Oh, nothing, Mum,“ replied Tom. “Im eating my cake. He is crying because I wont give him any.“ “But has he finished his own cake?“ “Yes.“ said Tom. “And he also cried when I was helping him finish that.“ “汤姆，你弟弟怎么了？“ 妈妈在厨房里问。“他在哭。“ “没事儿，妈妈，“
18、 汤姆答道。“我在吃我的蛋糕。他哭是因为我不给他吃。“ “他已经吃完自己的了么？“ “是的。“ “我帮他吃完时，他也哭了。“,A guy goes to visit his grandma and he brings his friend with him. While hes talking to his grandma, his friend starts eating the peanuts on the coffee table, and finishes them off. As theyre leaving, his friend says to his grandma, “Tha
19、nks for the peanuts.“ She says, “Yeah, since I lost my dentures I can only suck the chocolate off.“ 一名男子带着朋友去探望他的祖母。 当他和祖母聊天时，他的朋友开始吃咖啡桌上放的花生，并把花生都给吃光了。 他们离开时，他的朋友对祖母说:“谢谢您的花生。“ 结果祖母说:“唉！自从我牙齿掉光后，我就只能吮掉花生豆外层的巧克力了。“,长难句解析,1、Women who consumed additional meat or took iron supplements were able to boun
20、ce back. (Para. 3) Meaning: Women who ate more meat than they usually did or took iron-added pills were able to return to their normal, healthy state.,难点：consume knsju:m vt. 消耗，耗尽；吃光，喝光；（大火）吞噬Consumeon sth. 花费在什么上； Consumein (doing) sth. 花费在什么上。(注：类同于spend)例 He consumd much time and energy in writin
21、g this book.他写这本书耗费了很多时间和精力。,2、Women of childbearing age are at greatest risk, since their monthly bleeding is a major source of iron loss. (Para. 4)Meaning: Women who are at the age of bearing child are in greater danger of losing iron because of their monthly bleeding. Notice the word formation of
22、 “n. + V-ing“. More similar words: city-planning 城市规划letter-writing 写信 story-telling 讲故事 gress-eating 草食性的,3. The iron content of tomato sauce cooked in an iron pot for three hours showed a striking increase, the level going up nearly 30 times. (L67)absolute structure 独立结构used to add more informatio
23、n to the object “a striking increase”,For example: 1） The sun having set, we started for home.夕阳西下了，我们动身回家。2） There being no taxi, we had to walk. 因为没有出租车，我们只好走路。(同学们能编几个句子吗？试试吧！),Find out the active expressions:,they are liable to experience a deficiency. (L22) Youre not in stage 3 until your iron
24、reserves go to zero (L41) youre in trouble. (L42) its advisable for people in these groups to have a yearly blood test (L51),Translation,1. 困难可能发生。 2. 直到星期一他才打开邮件。 3. 那个女子出事了！ 4. 喝酒不可过量。,Key,1.Difficulties are liable to occur. 2.He did not open his mail until Monday. 3.That woman is in trouble! 4. It is not advisable to drink too much.,
