– Putting on a happy face makes us feel better.
- ____________________

选择一项：
A. I.d love to.
B. I agree with you.
C. It.s my pleasure.

B. I agree with you.解析：本题考核“讨论”的交际用语。选项项“I agree with you”是正确选项，意思是“我同意你的说法”。选项“I'd love to.”意为“我喜欢去做”。选项“It's my pleasure.”意思是“别客气”。