Shadowing Practice: CET-6 Listening Practice: How Sleep Protects Memory - Learn English Speaking with Video

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1
Good morning, everyone, and welcome to today's talk on sleep and memory.
2
Most of us assume that forgetting simply happens with the passage of time.
3
The longer ago we learned something, the more of it fades away.
4
But is time really the main cause of forgetting?
5
More than a hundred years ago, two American psychologists decided to put this idea to the test.
6
In nineteen twenty-four, John Jenkins and Karl Dallenbach conducted a simple but clever experiment.
7
They wanted to know whether sleep affects how quickly we forget new information.
8
Two university students took part, and they were asked to learn short lists of nonsense syllables.
9
These were meaningless combinations of letters, so the students could not rely on what they already knew.
10
They were then tested after one, two, four or eight hours.
11
Sometimes they spent that interval asleep, and sometimes they went about their normal daily activities.
12
The results turned out to be remarkably clear!
13
After eight hours of sleep, the students could still recall about half of the syllables.
14
After eight hours awake, however, they remembered only around one syllable in ten!
15
In other words, staying awake led to far more forgetting than sleeping did.
16
The researchers concluded that forgetting is not simply a matter of time passing.
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Instead, new experiences during the day seem to interfere with what we have just learned.
18
However, we should be careful not to draw strong conclusions from a single study.
19
Only two people took part, which is an extremely small sample.
20
Moreover, memorizing nonsense syllables in a laboratory is very different from studying real subjects.
21
Fortunately, many later studies with far larger groups have produced similar results.
22
Many scientists now believe that the sleeping brain actively strengthens new memories.
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This suggests that sleep is not wasted time, but an essential part of learning.
24
So if you want to retain what you study, review it and then sleep on it.
25
Staying up all night before an exam may well do more harm than good.
26
Next time you are tempted to give up sleep for extra study, remember these two students.
27
Thank you for listening, and sleep well tonight.

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Les

CET-6 Listening

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Woordenschat en spreektips bij deze les

Deze spreekles op niveau C1 is gebaseerd op de video “CET-6 Listening Practice: How Sleep Protects Memory”. Deze woorden komen het vaakst terug: sleep, syllable, forgetting, students, eight. Deze video bevat 27 zinnen en 358 woorden om na te spreken. Het gesproken deel duurt 2:25. De spreker praat in een gelijkmatig tempo van ongeveer 148 woorden per minuut, prettig om te shadowen. 85% van de woorden hoort bij de 3.000 meest gebruikte Engelse woorden; de rest kun je beter vooraf bekijken.

Belangrijke woorden in deze video

De 11 moeilijkste woorden uit de video, met uitspraak en betekenis:

WoordUitspraakBetekenis
syllable zelfstandig naamwoord/ˈsɪl.ə.bəl/lettergreep, syllabe
memorize werkwoord/ˈmɛm.əˌɹaɪ̯z/memoriseren, uit het hoofd leren
meaningless bijvoeglijk naamwoord/ˈmiː.nɪŋ.ləs/zinloos, betekenisloos
remarkably bijwoord/ɹɪˈmɑɹkəbli/opmerkelijk
interval zelfstandig naamwoord/ˈɪntɚvəl/interval
psychologist zelfstandig naamwoord/ˌsaɪˈkɑl.ə.d͡ʒɪst/psycholoog, psychologe
fade werkwoord/feɪd/verzwakken, verslappen
conclude werkwoord/kənˈkluːd/besluiten, concluderen
researcher zelfstandig naamwoord/ˈɹiˌsɝ.t͡ʃɚ/onderzoeker
fortunately bijwoord/ˈfɔɹ.t͡ʃə.nɪt.li/gelukkig, gelukkigerwijs
strengthen werkwoord/ˈstɹɛŋ(k)θən/versterken

Phrasal verbs die je zult horen

WoordBetekenis
give up werkwoordzich overgeven
stay up werkwoordopblijven

Grammatica in deze video

De structuren die de spreker het meest gebruikt, met de exacte woorden uit de video:

StructuurIn de video
Lijdende vorm be + voltooid deelwoord — het gaat om wat er gebeurt, niet om wie het doetwere asked · were then tested · is not wasted
Present perfect have/has + voltooid deelwoord — iets uit het verleden dat nu nog telthave just learned · have produced

Uitspraak om op te letten

  • Lange woorden — let op de klemtoon: remarkably /ɹɪˈmɑɹkəbli/, psychologist /ˌsaɪˈkɑl.ə.d͡ʒɪst/, combinations /kɑmbɪˈneɪʃənz/, fortunately /ˈfɔɹ.t͡ʃə.nɪt.li/

Klanken die Nederlandstaligen lastig vinden:

  • Stemhebbende eindmedeklinker — /b/, /d/, /g/, /z/, /v/ niet verscherpen: memorize /ˈmɛm.əˌɹaɪ̯z/, combinations /kɑmbɪˈneɪʃənz/, fade /feɪd/, conclude /kənˈkluːd/

Zo oefen je met deze video

  1. Luister de hele video één keer zonder te spreken en noteer de woorden die je niet kent.
  2. Spreek zin voor zin na op normale snelheid en herhaal elke zin tot je ritme gelijk is aan dat van de spreker.
  3. Neem jezelf op en vergelijk met het origineel; let daarbij op woorden als syllable, memorize, meaningless.

Wat is de Shadowing-techniek?

Shadowing is een wetenschappelijk onderbouwde taalleermethode die oorspronkelijk is ontwikkeld voor professionele tolkentraining en gepopulariseerd door polyglot Dr. Alexander Arguelles. De methode is eenvoudig maar krachtig: je luistert naar native Engelse audio en herhaalt het onmiddellijk hardop — als een schaduw die de spreker volgt met slechts 1–2 seconden vertraging. In tegenstelling tot passief luisteren of grammaticadrills, dwingt shadowing je hersenen en mondspieren om echte spraakpatronen tegelijkertijd te verwerken en te reproduceren. Onderzoek toont aan dat het de uitspraaknauwkeurigheid, intonatie, ritme, verbonden spraak, luisterbegrip en spreekvaardigheid aanzienlijk verbetert — waardoor het een van de meest effectieve methoden is voor IELTS Speaking-voorbereiding en echte Engelse communicatie.

Shadowing-techniek: lees de volledige stap-voor-stap-gids →