A:excuse me .waiter.
B:dear guest.what can i do for you?
A:i want to pay the bill.how much is it?
B:ok.please wait a moment
.........
A give the bank card to the B
B:dear guest,i'm sorry.our restaurant"smachine point of sale machine is broken.can youpay the cash?
A:what"s a pity!my cash is not enough...
B:eh eh
A give gratuity to B
B:i can"t do that.our restaurant is not allow
A:but ....what can i do?
B.dear guest.can you phone to your friend to come here?
A:OH.i see.i forget my phone is here .AH..HA
B:much to my regret.
A:it doesn"t matter...
B:please keep on have a dinner.
楼主睇下OK无?希望能帮到你。