–Putting on a happy face not only helps to 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：考查交际用语：A. I’d love to我很乐意B. I’m with you on that 就这点我同意你的观点，
C. It’s up to you由你决定， D. It’s my pleasure不用谢，句意：面带快乐的笑容不仅可以帮助交朋友还可以使我们感觉更好。选B。