Can't complain.	I'd rather you didn't.	
There you are.	That's all right.
Don't worry about it.	
This and that.	Not at all.	
It's all right, thanks.	Don't mention it.	
I'm easy.	That's fine.	
Don't mind if I do, thanks.	Be my guest.	
Sure, go ahead.	I would if I could.	
Never mind.	You must be joking!	
What a pity.	You bet!	
Cheers.	Tell me about it!	

Grid for blockbusters-type team game

Can't complain.	I'd rather you didn't.	There you are.	Don't mention it.	
That's all right.
Don't worry about it.	This and that.	Not at all.	It's all right, thanks.	
Be my guest.	You must be joking!	Don't mind if I do, thanks.	I'm easy.	
I would if I could.	Sure, go ahead.	Never mind.	That's fine.	
Tell me about it!	What a pity.	You bet!	Cheers.	

Possible answers

phrase	function	possible original statement or question	
Can't complain.	Responding to greeting.	How's it going? How are you? How's life?	
I'd rather you didn't.	Polite refusal of permission.	Anyone mind if I smoke? Do you mind if I turn off the air con?	
Be my guest.	Granting of permission.	Could I use your computer for a minute?	
Sure, go ahead.	Granting of permission.	Could I use your computer for a minute?	
Don't mention it.	Responding to thanks.	Thanks very much.	
Not at all.	Responding to thanks.	Thanks very much.	
It's all right, thanks.	Refusing an offer.	Would you like some more ice-cream?	
Don't mind if I do, thanks.	Accepting an offer.	Would you like some more ice-cream?	
Cheers.	Informal thanks. 
Drinking health.		
You must be joking!	Refusing a request or offer or giving a negative reply to a question.	Do you fancy climbing Tai Mo Shan?
Have you ever run a marathon?	
I would if I could.	Refusing a request or invitation.	Would you like to come to a party tomorrow?
Could you help me fix this computer?	
There you are.	Giving / passing somebody something.	Could you pass the salt?	
That's all right.
Don't worry about it.	Responding to an apology.	I'm really sorry it's so late.	
I'm easy.	Expressing no preference for a choice.	Tea or coffee?  Red or white? 	
That's fine.	Accepting an arrangement.	Shall we say seven o'clock?	
Never mind.	Accepting bad news.	We'll have to cancel the picnic – look at the rain.	
What a pity.	Responding to bad news.	We'll have to cancel the picnic – look at the rain.	
This and that.	Responding to questions about personal news.	What have you been doing since I saw you last?
What have you been up to?	
You bet!	Agreeing strongly.	You must be pleased about your exam results.	
Tell me about it!	Responding to a statement you already know to be true.	Terrible weather isn't it?