He died ______ a train accident.

• Die in (accident): He died in a train accident.

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• সাধারণত রোগে মারা যাওয়া অর্থে die of বসে।
যেমন- The man died of Malaria.

• আবার মহামারীতে মারা গেলে died by বসে।
যেমন - More than two million people have died by Covid-19 across the globe.
- যেহেতু, the pleauge হচ্ছে মহামারী তাই died by বসবে।
- Complete sentence: Many people died by the plague in the past, causing widespread fear.

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• Usage of the preposition after the word 'Die'
die of (disease): He died of cholera.
die from (effect): He died from snake bite/ over eating.
die for (shake / cause): He died for his country.
die in (accident): He died in an accident.
die in (place / month / year): He died in 1950. / He died in London. / He died in a hospital in Dhaka.

die on (name of day /spot death): He died on the spot. / He died on Monday.
die at (time): He died at 9–30 am.
die between (time): He died between 9 a m to 9–30 am.
die within (time): He died within five minutes.