Basic Greetings

You shout out "Good morning", when you wake up or when you see someone in the morning


You  say "Good afternoon" to greet in the afternoon 



Similarly for "Good evening". 




Then when you say "Good night",its time to sleep!

You say "goodbye" when its time to leave and depart with a friend                                     

Then a big final "Hello!" when you really feel like having fun!