Los Verbos auxiliares modales son verbos que 'ayudan' a otros verbos. Es decir se usan con otros verbos para expresar diferentes funciones como obligación, habilidad, consejos, opinión,
prohibición...y mas.
Los siguientes son verbos auxiliares modales
will, can, could, should, might, must, shall, would
Caracteristicas
Su forma no cambia
I can, he can, she can ...
Se usan con el infinitivo sin 'to'
I can drive, he can drive, she can drive
No se usan con do ó does para formar preguntas
Can you drive ? / Can he drive ?
No se usan con don´t ó doesn´t para formar negativos
I can´t drive, he can´t drive
Las formas negativas
will will not won´t
can cannot can't
could could not couldn't
should should not shouldn´t
might might not -
must must not mustn't
shall shall not shan´t
would would not wouldn´t