Present simple
Om over gewoontes te praten
They drink coffee every day (positive).
They don't drink coffee every day (negative)
Do they drink coffee every day?
Kenmerken: every day/week/year, sometimes, often, never, usually.
I/YOU/THEY/WE: DO
HE/SHE/IT: DOES
Present continuous
Om te praten over iets dat nu gebeurt
They are drinking coffee at the moment (positive).
They are not drinking coffee at the moment (negative).
Are they drinking coffee at the moment?
Kenmerken: now, at the moment, right now.
I AM; YOU/THEY/WE: ARE
HE/SHE/IT: IS