Offering

Offering to older people :

• Would you like a cup of coffee, Mrs Rini ?
• Should I get you a bottle of water ?
• Culd iu offer you a glass of lemonade, Mrs Yaumil ?  
• Would you care for some salad ?

Offering to friends :

• Want some ?
• Have some.
• Chocolate ?
• Glass of lemonade ?
• Grab some for yourself.

Less formal expression :

•  Would you like to have a pancake ?
• Why don’t you have some lemonade ?
• What can I get for you ?

Declining an offer :

• No, thanks. 
• No, I really won’t, thank you.
• Not for me thanks.
• No, thanks. I’m not hungry.

Accepting an offer :

•  Thank you.
• Yes, please.
• I’d like its very much.
• Thank you,  I would.
• That would be very nice.