Why not try going by boat for a change?中的try为什么不用to try

Why not try going by boat for a change?中的try为什么不用to try why not()by boat for a chance,为什么不能填 to try going呢? -I usually go there by train -Why not try going bu boat for A：I usually go to work by bus.B：Why not try going for a chan why not try walking there for a change Why not --there for a change?A try walking B trying to walk why not a try why not _ by boat for a change Why not try again? Why not ____it in another way?A.try doing B.to try doing (原因 try to do 为什么not加在try后面 try not to do sth.为什么是try not 而不是don`t try