# #108 「can't と can」「wouldn't と would」の聞き分け方！ - Show: 矢作とアイクの英会話～音声版～ - Published: 2026-10-05 - Canonical: https://podc.club/en/episode/1766277820_ef6a860e343f.html - Audio: https://anchor.fm/s/faa67f70/podcast/play/126548787/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2026-8-30%2F77dd64ba-0924-b8d7-7cd0-fcf369359e53.mp3 - Source: Edited from a machine transcript of the first 30 minutes of the episode. Not an official summary. Episode 108 of Yahagi to Ike no Eikaiwa (矢作とアイクの英会話) tackles a listener question about telling apart 'can' from 'can't' and 'would' from 'wouldn't' in the flow of natural speech. The hosts demonstrate that since native speakers drop the final 't' in both the positive and negative forms, the only reliable cue is stress — not the consonant at the end. Yahagi and Ike work through live examples to show exactly where that stress falls. ## What this episode answers ### What English listening problem did listener Ari-chan bring to the show? Ari-chan said she could not distinguish 'wouldn't' from 'would' and found that while 'can' and 'can't' are recognisable in isolation, they become hard to separate once embedded in a sentence. ### Does the final 't' in 'can't' give you a useful clue when trying to tell it apart from 'can'? No — in natural native-speaker pronunciation the final 't' is dropped in both 'can' and 'can't', so the presence or absence of that consonant cannot serve as a guide. ### What is the actual audible difference between 'can' and 'can't'? In 'can't' the 'ca' syllable carries noticeably stronger stress: compared with the unstressed 'can' in 'I can play the piano', the negative 'I can't play the piano' has a heavier, more emphatic 'ca' sound, and that contrast is the only reliable cue. ### Does the same rule apply to telling 'would' and 'wouldn't' apart? Yes, the same pattern holds: the final 't' is silent in both forms, but 'wouldn't' carries stronger stress at the front — the difference between a lighter 'wuln' (would) and a heavier, front-weighted 'widun' (wouldn't). ### What should listeners focus on to catch positives and negatives accurately in fast, natural English? Shift attention away from the final 't' and listen for the strength of the stress on the first vowel, because the negative form always receives heavier emphasis at the start, making it distinguishable even in fast, fluent speech. ## Article ## An Opening Debate Over 'Hello' Yahagi and Ike open the episode with a small disagreement about how 'Hello' is actually pronounced. The standard rendering in Japanese is *haroo*, but both hosts wonder whether *heroo* is closer to the real thing. Ike suggests the *heroo* pronunciation may have spread from outside the United States. They settle on 'let's try to say *heroo* from now on' before moving to the listener question that drives the rest of the episode. ## Listener Ari-chan's Problem A listener named Ari-chan wrote in: 'I can't catch *unun to* (wouldn't) and *unu* (would). I can hear 'can't' and 'can' on their own, but once they're inside a sentence it gets really hard.' Yahagi notes that because many viewers are new to the show or only drop in occasionally, he wants to revisit a topic covered before and walk through his own process step by step, demonstrating as he goes. ## 'Can' and 'Can't' — How Do You Tell Them Apart When the 't' Disappears? Yahagi starts with a direct comparison: 'I can play piano' versus 'I can't play piano.' The key fact is that **the final 't' is dropped in both forms**. Whether you say 'can' or 'can't,' that closing consonant vanishes in natural speech. Listening for a 't' is therefore a dead end. The method Yahagi actually uses is **whether the 'ca' part is stressed**. - Positive: *I **can** play the piano* — 'can' is said lightly and passes by quickly. - Negative: *I **can't** play the piano* — the 'ca' is hit harder and sounds heavier. Ike demonstrates the same contrast, repeating both sentences, and confirms: 'Yes, reacting to that 'ca' is basically right.' ## The Same Rule Holds for 'Would' and 'Wouldn't' Yahagi wonders aloud whether 'would' and 'wouldn't' follow the same logic, and asks Ike to demonstrate with 'I would like to play the piano' and 'I wouldn't like to play the piano.' After several run-throughs the pattern becomes clear: - Positive: *I **would** like to* — the opening sound is relatively light ('wurun' / 'udun'). - Negative: *I **wouldn't** like to* — the opening sound is noticeably heavier and more stressed ('widun'). The two confirm back and forth: 'You're not saying the 't,' are you?' 'No, but the stress at the front is definitely stronger.' The shared pattern is that entering the negative form makes the initial sound heavier and more prominent. ## What to Listen for Yahagi sums up: 'Even when someone rattles through a sentence at full speed, you can learn to catch whether it's positive or negative even without hearing a 't'.' The crucial thing is not the presence or absence of a final consonant but **the weight of the stress on the opening vowel**. Keeping that awareness active while listening to English means that 'can't' and 'wouldn't' become catchable even in fast, natural conversation. Ike closes the episode with his sign-off: 'Have a good one. Peace.' ## Takeaways - In natural speech the final 't' in 'can't' and 'wouldn't' is dropped, so it cannot be used to tell positive from negative. - The reliable cue is stress on the opening syllable: 'can't' emphasises the 'ca' and 'wouldn't' front-loads its stress, while the positive forms pass by more lightly. - Training your ear to notice that initial stress rather than hunting for a final consonant lets you distinguish positives from negatives even in fast, fluent English.