So.... 'Anh ta' is the same as 'Anh ấy'?
Trở thành vs. Trở nên?
What is the difference between co neu and neu?
It seems có is optional. It is odd for me (viet as 2nd native language) to have it in the sentence since I've not heard it.
Judging from a later lesson, giàu có is actually the word for rich.