Have you heard "Ice Bucket Challenge"?
Do you know how the IBC launch?
Have you heard ALS before IBC?
Is there anybody around you who has participate in IBC?
Do you think IBC is helpful to ALSers?
Have a significant impact.
Have a certain influence,but little impact.
Have no influence.
Many celebrities join in this challenge，so do you think they want to do charity or just make a show?
Do charity.
Just make a show.
Are you willing to join in this challenge?
What will touch your heart and push you to do charity?
Real documentaries.
A moving video.
An article attached.
True cases around you.
Others words.
A related performances.
The celebrity effect.
Others：