speakers
1-A-I need money. i,m broke
how much do you need?why
B-50 bucks to pay for a dictionary



2-A-this parrot is very nice.how much is it
B-300 pounds
A-oh,that is too much

speakers
1-A-I need money. i,m broke
how much do you need?why
B-50 bucks to pay for a dictionary
place: Home A: Son /Daughter B: Father / Mother
Function: Request / Inquiry
2-A-this parrot is very nice.how much is it
B-300 pounds A-oh,that is too much
place: Birds' shop A: Customer B: Seller
Function: Expressing liking / Inquiry / Asking about and giving price / Expressing disapproval

thank you very much