text_combined: sum progressive future time reference content length 6465 time ago posted query concerning possible existence languages morpheme expressing notion progressive may used future time reference english leaving tomorrow coexistence progressive future time adverbial decisive factor started scanty piece knowledge besides english know icelandic quoted paper karen ebert appear volume tense aspect possibly kinyarwanda need data concerning language suspected feature seems rare got two answers first one john koontz koontz alpha bldr nist gov since particularly long reproduce entirely dhegiha branch mississippi valley siouan form progressives pairing simple verb positional auxiliary omitting plural proximate marker otherwise occurs plural forms third person singular proximate dhatha ate eats dhatha ate eat dhathe obv ate eats dhathe akha eating dhathe ama eating usual reading simple form past aorist special auxiliary enclitic constructions habitual future formed enclitic tte requires auxiliary following dhathe tta akha eat dhathe tta ama eat future without auxiliary expresses polite requests also form tta auxiliary basically evidential future reading shall surely dhathe tta shall surely eat note also dhatha bi ama say ate eats ama believe dhatha seems ate eats john koontz answering request clarification koontz kindly added following letter b presumably stands syrname dhegiha branch mississippi valley siouan form progressives pairing simple verb positional auxiliary omitting plural proximate marker otherwise occurs plural forms third person singular proximate dhatha ate eats dhatha ate eat dhathe obv ate eats dhathe akha eating dhathe ama eating b two forms akha ama auxiliaries identical definite articles like code shape posture motion subject historically derived positional verbs particles akha singular motionless proximate form ama plural singular moving proximate form forms used first second persons generally derived sitting article auxiliary e g mi khe sitting ni khe sitting stem dhi khe sitting usual reading simple form past aorist special auxiliary enclitic constructions habitual b gloss indicates indicates present meaning non past aorist b meaning present nonprogressive reading possible appropriate contexts believe forms essentially nomic future formed enclitic tte requires auxiliary following dhathe tta akha eat dhathe tta ama eat b progressive future meaning future trace progressive reading detected forms without auxiliary limited mentioned e future surity appended future polite requests used without marking second person future without auxiliary expresses polite requests also form tta auxiliary basically evidential future reading shall surely dhathe tta shall surely eat note also dhatha bi ama say ate eats ama believe dhatha seems ate eats john koontz similar patterns occur dhegiha languages e omaha ponca osage kansa kaw quapaw second answer lars anders kulbrandstad larsanders kulbrandstad hamarlh unfortunately misterious characters content sufficiently clear fullfledged progressive construction norwegian something still might interest dialects southeastern part country future construction consisting auxilliary bli literally 3d get become present tense present participle main verb sentence corresponding going oslo tomorrow would je blir draens 3d get become going tel oslo e5r e5 hope may interest somebody maybe stimulate people provide information matter still eager receive new input thanks responded best pm _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ pier marco bertinetto scuola normale superiore p za dei cavalieri 7 i56126 pisa tel 39 0 50 509111 fax 39 0 50 563513 nb alternative email addresses bertinet sns bertinetto sns