Sentence examples for you presumably know from inspiring English sources

"You presumably know what happened on my birthday?

If you're unfamiliar with stickers (not the actual adhesive things, which you presumably know about, but their digital equivalent), they're basically big, elaborate emoticons that tend to be cute and can often involve licensed properties.

Sorry keepitdusty but, as you presumably knew, you actually had a loser in that one — we should have credited johnny909 with the tip.

If you can stop yourself in these seemingly minor moments with someone who works closely with you and presumably knows you well -- in other words, when nothing is at stake and you don't have to flex your "I'm a winner" muscles -- you have the skill to stop telling the world how smart you are.

Many people find jobs through their network, and that's often the way to find jobs most suited to your needs because those in your network presumably know you and know the kind of work you're looking for.

We will presumably know tomorrow morning what those ballots say".

Swiss customs officials presumably know, but they aren't talking.

Boxers and football players volunteer for duty, and presumably know what they're getting into.

After all, they presumably know not to walk out in the middle of a lecture, however boring.

As they presumably know well, the line between the sniping cynic and the besotted addict can sometimes be a fine one.

The spies presumably know that their opponents (as well as civilian security researchers) will try to reverse-engineer any computerised bugs they stumble across.