Grammatical particle - Wikipedia
Modal particles express linguistic modality. Polynesian languages, which are almost devoid of inflection, use particles extensively to indicate mood, tense, and ...
Problems with tense marking in children with specific ... - NCBI
by DVM Bishop · 2014 · Cited by 47 — Keywords: specific language impairment, grammar, past tense, morphology, ... forms can then be assembled by rule, with the abstract past tense marker, -ed, ...
Time Words for Verb Tenses
Tense. Time words. Examples. Simple present. Every day, month, week, year; always; sometimes; never; frequently. George jogs three miles every day.