Adverbele always, already, again, almost, carefully, clearly, ever, just, merely, once more, often, quickly, simply, still, utterly etc. se amplasează astfel:
I. dacă nu există verbe auxiliare (to have și to be)
fie înaintea particulei de infinitiv to – unsplit infinitive:
Mother seemed always to be in a hurry.
fie după particula de infinitiv to – split infinitive
Sarah was deeply disappointed to once more find that her project was rejected.
II. dacă există verbele auxiliare (to have și to be)
fie înainte de particula de infinitiv to – unsplit infintive:
I don’t remember ever to have met him.
fie după (primul) auxiliar – split infinitive
The table appeared to have carefully been laid.
He was believed to be still painting Jill’s portrait.
sau după particula de infinitiv to la pasiv
She wanted to quickly be informed on any development.