严---著名的食物“5秒法则”是真相还是谣言？掉在地上的食物到底能不能吃？
What doctors think about the5-cond rule
“5秒法则”的真相
江苏宿迁市沐阳县教育局教研室殷雨
题材科研体裁说明文文章词数342难度★★★建议用时7min兴致的意思
2.bacteria/b^k't lO ri"/n.(pl.)细菌 5.stainless/'ste l nl o s/adj.无瑕疵的；不锈的
3.allegedly/"'le=3l=li/adv.据说；据称
We've all dropped some food on the floor,only to pick it up instantly and eat it anyway.As long as it hasn't been on the floor for more than five conds,it's probably okay,right?As we know,there's a"five-cond rule#.But this notorious five-cond rule for years doesn't mean you're actually in the clear when it comes to avoiding germs and bacteria.
金锁记作者In fact,rearch has found that no matter how quickly you pick up food that falls on the floor, you're still going to pick up bacteria with it,even if it has been on the ground for five conds or fewer. 44Crazy English2019.12
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奥巴马生日There's no definite evidence on where the five-cond rule comes from,but according to Prevention,it may have come from Mongolian ruler Genghis Khan,who allegedly ate food that fell on the floor as long as he wanted bad on the idea that any food prepared for him was always good enough to eat.
吩咐读音>燕科"The"five-cond rule#is a popular myth that's been around forever,but unfortunately,it's not a real rule we can follow,$says Arefa Cassoobhoy,MD,MPH,medical editor at WebMD."Eating food that's fallen to the ground does come with a risk of taking in bacteria known to cau food poisoning. Rearch shows food will immediately pick up bacteria from the surface when it lands on.”
Although the amount of time the food remains on the ground does make a difference,it turns out that the type of floor surface,as well as the composition of the food,matters even more.Surprisingly, carpeted floors transmit fewer bacteria than floors made of tile and stainless steel,according to the st
udy.Wood floors,however,vary in how much bacteria they transmit.
When you eat food off the ground,you're putting yourlf at risk for picking up bacteria such li and salmonella,according to Berkeley Wellness.Both of the bacteria can cau some unpleasant side effects,and they can even sometimes be deadly.
Reading夕
Check
1.How will you react if you drop some food on the floor?
2.What's the"five-cond rule$?
藏族图腾
3.What's the new concept explained in the text?
4.Will you change your behavior after you read the text?Why?
Difficult ntence
It may have come from Mongolian ruler Genghis Khan,who allegedly ate food that fell on the floor as long as he wanted bad on the idea that any food prepared for him was always good enough to eat.
翻译:____________________________________________________________________________【点石成金】本句中，who引导定语从句，that fell on the floor中that引导定语从句，先行词为food；the idea that any food prepared for him was always good enough to eat中that弓丨导同位语从句，说明idea的内容（
疯狂英语（新阅版）45元旦休假
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