跟读练习: Can you solve the birthday cake riddle? - Marie Brodsky - 通过YouTube学习英语口语
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Your friend’s birthday is tomorrow, and he’s turning...
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Your friend’s birthday is tomorrow, and he’s turning...
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well... the issue is that you’ve forgotten.
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He’s older than 1, but beyond that, he looks timeless.
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You’d believe it if he was 2 or 200.
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The birthday boy is a giant, and you're afraid that if your forgetfulness becomes known, you'll become part of the feast.
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The baker has meticulously prepared a small mountain range of a cake, and your job is to sculpt the giant’s age as the chocolate centerpiece.
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You would love to just count the candles on the cake, but you're much too small to see the top of it.
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Then you remember: the baker made an interior tunnel to activate the candles from below.
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While the giant is asleep, you can sneak in, count the candles and escape undetected.
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As night sets, you pull on a full bodysuit and brace yourself for vanilla cream.
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Anywhere in the tunnel, you can see whether the candle above you is lit, and can switch it on or off.
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Some are currently on, and others off, in no discernible pattern.
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The tunnel is a single loop, and in the dark you can’t tell its shape or size.
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You aren’t carrying anything with you, and any marks you make will disappear.
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You need a strategy.
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How can you count the candles?
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Pause here to figure it out for yourself. Answer in 3 Answer in 2 Answer in 1 There are a few ways to solve this problem.
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Let's start with the most straightforward.
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There’s exactly one way to mark a location in the tunnel: the state of the candle.
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You can mark the first candle you reach by lighting it or keeping it on.
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If you walk forward, you’ll eventually find another lit candle— either a new one or you’re starting one.
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The question is: how could you know which?
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Here’s one approach: turn it off and backtrack to the start by passing the same number of candles you passed on the way there.
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If the starting candle is now off, you’ve completed the loop and know the giant’s age!
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Otherwise, depart again, continuing until the next lit candle, testing if it’s your starting one and so on.
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This will work... eventually.
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But if the giant isn’t young, and many candles are on, you might have a marathon to run between now and sunrise.
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And you definitely don’t want to be in the cake when he starts digging in.
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So let’s look for a more efficient solution.
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How about testing a series of hypotheses about the giant's age?
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Suppose you guess he’s turning 10.
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You could light the starting candle, walk forward 10, switch or leave the destination candle off, and return.
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If the starting candle’s still on, 10 isn’t the answer.
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If it’s off, 10 could be right, but you may have made multiple loops— so 10′s factors 5 and 2 are also possibilities.
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Then you would have passed a repeating pattern— but that could have just been the starting arrangement.
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So what if you changed the candles on the way?
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If you turned them all on while walking from candle 1 to 11, switch that off, then turn back, the first unlit candle you find would tell you the exact candle count.
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And if you don't hit any extinguished candles, you'll know that the total must be higher than 10.
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You could then pick a larger guess and try again.
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To be systematic, you could increase your guess by the same number each time, say 4.
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If there were 99 candles, this method would take 24 roundtrips and involve visiting nearly 2,700 candles.
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But you don’t have to increase your guess linearly.
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For instance, you could double it, from 10 to 20 to 40, and discover the true number on your 5th trip after around 560 candles.
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Doubling allows you to reach high numbers quickly, while starting with small intervals in case there are only a few candles.
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After expecting a lengthy trek, you’re pleased to discover the giant is only turning 12.
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You hurry to change into slightly more inconspicuous clothing; chisel up some enormous chocolate numbers; and at the party, make your own wish: that you’re not downwind when your friend blows out his candles.
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背景与上下文
在这段视频中，玛丽·布罗茨基为我们讲述了一个关于生日蛋糕的谜题。故事的主角需要在一个巨人的生日派对上完成一项冒险任务：在巨人睡觉时，偷偷进入一个充满蜡烛的隧道，数出巨人的年龄。这个情节充满了悬念和趣味，巧妙地将逻辑思考与实际的英语应用结合在一起，非常适合希望提高雅思口语练习的英语学习者。
日常交流的前五个短语
- That's a piece of cake! - 这太简单了！
- I'm counting on you! - 我在依靠你！
- It's all about strategy. - 一切都在于策略。
- Time's ticking! - 时间在流逝！
- Let's make it happen! - 让我们实现它！
逐步跟读指南
要有效地利用这段视频来提升你的英语口语，可以采取以下步骤：
- 观看与理解：第一次观看时，专注于理解故事情节和谜题本身。在这个过程中，注意玛丽的语音语调和表达方式。
- 重复跟读：使用shadowspeak方法，暂停视频并模仿玛丽的说话方式。关注她的语音、音调和情感。可以选择每次只跟读一句或一小段，确保发音准确。
- 词汇积累：在听的过程中，记录下不懂的词汇和短语，例如“tunnel”（隧道）和“candles”（蜡烛）。查找它们的定义和用法，并尝试在日常生活中运用这些新词汇。
- 情景重现：与你的学习伙伴进行角色扮演，设置类似的场景进行对话练习，这不仅能提升你的会话能力，还能让你深入理解“数蜡烛”这个谜题的逻辑。
- 反复练习：定期回顾这段视频，随着你英语水平的提高，可以尝试挑战更高难度的内容，增加自己的学习信心，提升口语流利度。
通过这种方式，不仅可以提高你的语言技能，还是一个有趣的挑战，帮助你在实际交流中更加自如地使用英语。记住，不断练习和反馈是提高口语能力的关键！
什么是跟读法？
跟读法 (Shadowing) 是一种有科学依据的语言学习技巧，最初开发用于专业口译员的培训，并由多语言者Alexander Arguelles博士普及。这个方法简单而强大：您在听英语母语原声的同时立即大声重复——就像是一个延迟1-2秒紧跟说话者的影子。与被动听力或语法练习不同，跟读法强迫您的大脑和口腔肌肉同时处理并模仿真实的讲话模式。研究表明它能显着提高发音准确性，语调，节奏，连读，听力理解和口语流利度——使其成为雅思口语备考和真实英语交流最有效的方法之一。