A-A+
Who should participate？A．People who have time.
问题详情
Who should participate？
A．People who have time.
B．All of the people.
C．Only those who have access to a phone.
D．Those with special experience.请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
解析：原文中有“youshouldalsokeepitinmindthatitwillbeverytimeconsuming，andwemayendupstayingquitelateintotheevening．Sodon'tsignupifyouwon'tbeabletomakeit一句。
