Shadowing Practice: Sometimes size does matter #stem #map #perception - Learn English Speaking with Video
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Vocabulary and speaking notes for this lesson
This B2 speaking lesson is built on the video “Sometimes size does matter”. The speaker keeps coming back to these words: map, shape, nation, Mercator, voted. This video has 18 sentences and 265 words to shadow. The speech runs for 1:14. The speaker talks fast, about 215 words per minute, so expect linked and reduced sounds. 84% of the words are among the 3,000 most common in English; the rest is worth studying before you start.
Key vocabulary in this video
The 12 most advanced words in the video, with pronunciation and meaning:
| Word | Pronunciation | Meaning |
|---|---|---|
| sailor noun | /ˈseɪ.lɚ/ | A person who sails; one whose occupation is sailing or navigating ships or other waterborne craft. |
| perception noun | /pɚˈsɛpʃ(ə)n/ | The organisation, identification and interpretation of sensory information. |
| abstain verb | /əbˈsteɪn/ | Refrain from (something or doing something); keep from doing, especially an indulgence. |
| cartographer noun | One who makes maps or charts. | |
| spatially adverb | With reference to space or arrangement in space. | |
| navigate verb | /ˈnæv.ɪ.ɡeɪt/ | To plan, control and record the position and course of a vehicle, ship, aircraft, etc., on a journey; to follow a planned course. |
| sticker noun | /ˈstɪkə/ | Something or someone that sticks (pierces, or adheres). |
| compass noun | /ˈkʌmpəs/ | A magnetic or electronic device used to determine the cardinal directions (usually magnetic or true north). |
| squeeze verb | /skwiːz/ | To apply pressure (to something) from two or more sides at once. |
| approve verb | /əˈpɹuːv/ | To officially sanction; to ratify; to confirm; to set as satisfactory. |
| preserve verb | /pɹəˈzɝv/ | To protect; to keep from harm or injury. |
| implement verb | /ˈɪmpləmənt/ | To bring about; to put into practice; to carry out. |
Grammar in this video
The structures the speaker uses most, with the exact words from the video:
| Structure | In the video |
|---|---|
| Passive voice be + past participle — the focus is on what happens, not who does it | was designed · were abstained |
| Present perfect have/has + past participle — a past action that still matters now | have known |
| Relative clauses who / which + clause — extra information about a person or thing | Africa, which is |
Pronunciation to watch
The speaker uses 5 contractions and reduced forms, such as don't, can't, isn't. Say them the short way, as you hear them.
How to practise with this video
- Listen to the whole video once without speaking and note the words you do not know.
- Start at 0.75× speed, shadow it sentence by sentence, then go back to normal speed once it feels easy.
- Record yourself and compare with the original, paying attention to words like sailor, perception, abstain.
What is the Shadowing Technique?
Shadowing is a science-backed language learning technique originally developed for professional interpreter training and popularized by polyglot Dr. Alexander Arguelles. The method is simple but powerful: you listen to native English audio and immediately repeat it out loud — like a shadow following the speaker with just a 1–2 second delay. Unlike passive listening or grammar drills, shadowing forces your brain and mouth muscles to simultaneously process and reproduce real speech patterns. Research shows it significantly improves pronunciation accuracy, intonation, rhythm, connected speech, listening comprehension, and speaking fluency — making it one of the most effective methods for IELTS Speaking preparation and real-world English communication.