Hope our willing of my exhibition hold in America could come

Hope our willing of holding an exhibition in America will come true.
we与 hold是主动关系,hold要用主动形式；exhibition是hold的对象,作宾语.
另外,如果这种愿望实现的可能性很小,则要用虚拟语气,即：hope改为wish,will改为would或could.