1. De Modo - How? well, better, fast, slowly, carefully, easily, …
De Lugar - Where?here, there, above, everywhere, away, …
De Tiempo - When?now, early, late, soon, already, tomorrow, …
De Duración - How long?all week, for a while, since yesterday, …
De Frecuencia - How often?always, never, often, once a day, …
De Orden - In what order?firstly, secondly, lastly, finally, …
De Grado - To what degree? To very, completely, greatly, extremely, …
De Certeza - How sure? certainly, indeed, of course, perhaps, …