一I’m sorry．I’ve left my credit card home.And I don’t have enough cash for the meal．
一Don’t worry． ．
A. I’ll invite you
B. It’s my pleasure to pay you
C. It’s my treat
D. It’s at your expense
网友回答
A. I’ll invite you
B. It’s my pleasure to pay you
(答案→)C. It’s my treat
D. It’s at your expense
解析：根据题意后者的回答应该为不用担心，我请你。C正确。