"Anh ấy đã có một bài thuyết trình về văn hoá châu Á vào hôm qua."

Translation: He had a presentation about Asian culture yesterday.

[Dan553966]

"On Asian culture" should be accepted as well.

[GinTan]

ok, is your captain's call

[StewartMM]

Again, why should "văn hoá của Châu Á' be rejected?

[Dan553966]

Does this mean that he gave the presentation or attended it? Or, could it mean either?

[ArthurRenn3]

Slow down