Word List : to greet people , Introduce people , saying good bye and talking about health

Greeting People 

  Hello. / Hi.
Good morning. (before 12 o'clock)
Good afternoon.(after 12 o'clock)
Good evening ( after 4 pm ....)

Introducing People 
  What's your name?
  Who are you?
   My name is ...
   I am ...
   My friends call me ...
   You can call me ...
   Haven't we met (before)?
   Yes, I think we have.
    No, I don't think we have.
    I think we've already met.
    I don't think we've met (before).
    This is ... Meet ... Have you met ...?
    Yes, I have.
    No, I haven't.
    Yes, I think I have.
     No, I don't think I have.
    Hello, ... (name) Nice to meet you. (informal)
    Pleased to meet you. How do you do? (formal)
    Nice to see you.
    Nice to see you again.

Say Goodbye
   Good bye.
   Bye. / See you.
   See you later.
   See you soon.
   See you tomorrow.
   See you next week.
   Good night.

 Health 
   How are you?
   How are you today?
   Fine, thank you/thanks.
   Not too bad.
   Very well. I'm okay / all right.
   Not too well, actually.
   What's wrong with you?  
  What's the matter with you?
   Are you all right?
  I'm tired I'm exhausted .
  I've got a cold.