—Putting on a happy face not only helps us make friends but also makes us feel better.
— .
A. I’d love to
B. I'm with you on that
C. It’s up to you
D. It’s my pleasure
网友回答
A. I’d love to
(答案→)B. I'm with you on that
C. It’s up to you
D. It’s my pleasure
解析：句意：——面带笑容不仅有助于我们交朋友还可使我们感到更好。——我同意你的观点。A.我很愿意；B.我同意你的说法；C.由你决定；D.不用谢。故选B项。