Many people today do most of their reading online, but in cases I prefer books.(much)

The word in the blank is most.

Explanation:

This is the case because in almost all cases this is how sentences like these are worded and it makes the most sense. Trust me, most is the answer.

Online classes are so annoying and boring.Like Im right now staring at a computer screen for like...how many hours now?

Explanation: I guess online school kind of suck but at least I can do what I want at online school.Go say thanks to this answer if your the same as me or u guys agree with this answer.