Define the meanings of can/could while matching the items on the right to the items on the left.

Can you play the piano?	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
Anyone can make a mistake.	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
Could you give me a hand?	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
Can I help you?	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
This bill can't be right.	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
I couldn't eat another thing!	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
You could have told me!	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
He couldn't have taken your car by mistake because he didn't have the key.	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
It couldn't have been better.	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer
My mum used to insisit that we couldn't go out unti we'd tidied our bedroom.	??? annoyance+unreality impossibility idiomatic impossibility in the past ability request theoretical possibility deduction prohibition in the past offer