both means "you" but usually you use :"tu" when you talk to someone who is close do you like a friend or family, but you use "ud. (which is short for "usted")" when you talk to someone in a very formal way.
Example:
to a friend "como estas tu?" (how are you?)
to a non close person "como esta usted?" (how are you?)
rgajkhrgeghadfghiufhufhusdghhuauuiadfhdfahadhdafhiehifdhfaafhadfgadfgfdaughdfahgadughshshshshshhshhdhhdjjdfjkiasdfjsdnf
NO!
2139
Defference between fill in & fill out
wate is defference between jade and jasper
Envolve is not an English word.
There is no defference between the two...
what is defference between normal and preference shares
Scientific Evidence.
Dialup is slow, ADSL is fast
No difference, can be the same size.
what is the defference between cassette tape and hard disk