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It's got to be that, obviously.
It's still only speculation, though.
It might just be a misunderstanding.
It just doesn't add up any way you look at it.
I'm all but certain.
That's the natural way to see it.
It's just a hunch, but that's how it feels.
I have no proof, but I'm pretty sure.
I can't think of any other explanation.
Given the circumstances, that's most likely.
Nine times out of ten, he won't show.
I can't say for sure, but it's likely.