四、以下是Joanna与Megan的对话。请根据语境及上面Joanna收集的信息补全对话。
Joanna: Zhang Ye wants to take her best friend to a concert. That’s fun!
Megan: You are right. It’s meaningful to spend a birthday with your best friend.
Joanna: 16. ________________________?
Megan: 20th June. 17. ________________________.
Joanna: Xu Wen and Feng Xin also want to send their friends books.
Megan: That’s true. Xia Ziting wants to send her friend a sketchbook.
Joanna: I know, because 18. ________________________.
Megan: Remember what Yuchen tells us?
Joanna: What is it?
Megan: Yu Xiaoming from that birthday forum. He wants to 19. ________________________ for his 14th birthday.
Joanna: Right! And Judy Clark wants to 20. ________________________ next time.
Megan: All our classmates want to celebrate birthdays in June together this time. How do we make it meaningful this time?
Joanna: How about some special presents too?

When is Mary’s birthday
; Song Lin wants to send her a book
; her friend loves drawing
; plant a small tree
; do something different