权威例句
The Germanic weak preteritThe preterit and the imperfect as grounding predicationsImpact of tpr on the preterit tense in SpanishPresent Perfect for Preterit in Salvadoran Narratives: The Perfective Expansion into Narrative DiscoursePerfect Evolution and Change: Preterit and Present Perfect Usage in Contemporary and Earlier ArgentinaError Evaluation, Interlanguage Analysis, and the Preterit in the Spanish L2 Classroom.Acquiring Morphosyntactic and Semantic Properties of Preterit and Imperfect Tenses in L2 SpanishPerfect evolution and change: A sociolinguistic study of Preterit and Present Perfect usage in contemporary and earlier ArgentinaDevelopmental readiness and tense/aspect: An instructional study of L2 preterit and imperfect acquisition in SpanishThe L2 acquisition of the semantics and morphology of Aspect: a study of the acquisition of the Spanish imperfect-preterit contrast ...
