1.GENERAL GREETING (FORMAL)
a.Hello !
b.How are you
c.How are you doing ?
d.How is everything ?
e.How is everything going ?
2.GENERAL GREETINGS (INFORMAL )
a.Hi
b.What's up
c.good to see you
d.How are things ( with you)
e.How 's it going ?
3.GREETING A PERSON YOU HAVEN' T SEEN FOR A LONG TIME ( FORMAL )
a.It has been along time
b.It' been too long