has been marching
Presente perfecto progresivo para el sujetohe/shedel verbomarch.

march

The latter, for quite a long time now, has been marching through the path of liberalism and of US interests.
Este, desde hace ya tiempo, ha seguido la vía del liberalismo y de los intereses estadounidenses.
His broken-hearted mother has been marching and speaking out, demanding justice for her murdered son.
Su madre, el corazón roto, ha marchado y denunciado el asesinato, exigiendo justicia para su hijo.
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el tema