死因について、die of, die from

一応,die of, die from の両方が使えます。4:47 a million people died in the Nigerian civil war, mainly from starvation. ナイジェリアの内戦で百万人が餓死した。

http://www.youtube.com/watch?v=8NbJG5HhWWE 0:36 when we surrendered the Japs said we weren't men. Real man would die of shame.
http://www.youtube.com/watch?v=SF242mxtZN8 7:48 she's much less likely to die of it. この少女がマラリアで死ぬ可能性は低い。
http://www.youtube.com/watch?v=xX5Nu_ypbh0 0:12 died of natural causes 自然死
http://www.youtube.com/watch?v=RfTxyEySO20 0:17 died of thirst 脱水症で死亡

練習問題解答
a-3081 died from
a-4467 died of
a-5368 die from
a-6997 died of
a-8735 died of cancer
a-9630 die from
b-0544 died from
b-3723 die from