“…9 This quick result might strike the reader as surprising. After all, Michael Bennett had proposed a theory of the progressive within the limits of interval semantics in Bennett (1981), and that theory claims to avoid the imperfective paradox. The crucial idea is that the truth of a sentence in the progressive depends on something being in the extension of a verb at an open interval, whereas the truth of its perfective correlate depends on something being in the extension of that verb at a closed interval.…”