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Central Washington University

Extending the Morpheme Order Studies: Acquisition of Modal and Non-Modal Verbal Morphemes by ESL Learners

Abstract

dc:description.abstract

The morpheme order studies have long prevailed in the field of second language acquisition. However, these studies are often undermined by their extent and focus on a limited number of morphemes. Thus, the present study extends the scope of morphemes to include modal verbs within other verbal morphemes and studies the order of their acquisition. Discourse Completion Tests (DCTs) were used to examine a total of twenty-seven ESL learners from a wide range of L1 backgrounds: <em>Japanese, Arabic, Chinese, Thai, Spanish, Turkish, Urdu,</em> and<em> Vietnamese</em>. The study reveals a universal pattern in ESL learners’ acquisition of English verb morphology. The study also finds that the first language backgrounds of learners have influenced the accuracy results of morphemes. These findings are discussed in light of the <em>Full Transfer/Full Access Hypothesis</em>. Overall, the study highlights the early development of English modal verbs by second language learners.

Degree

thesis:*
Name thesis:degree_name
Master of Arts (MA)
Discipline thesis:degree_discipline
TESOL
Year dc:date.available
2019

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Alshehry, Amal
Contributors dc:contributor
  • Charles X. Li
  • Penglin Wang
  • Natalie Lefkowitz

Subjects

dc:subject × 2

Rights

Language dc:language
English

Identifiers

dc:identifier.*
Repository record dc:identifier
https://digitalcommons.cwu.edu/etd/1126
OAI identifier oai:identifier
oai:digitalcommons.cwu.edu:etd-2119

Chain of custody

source
Harvested from
Central Washington University
Base URL
digitalcommons.cwu.edu/do/oai/
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
citation

Alshehry, Amal. Extending the Morpheme Order Studies: Acquisition of Modal and Non-Modal Verbal Morphemes by ESL Learners. 2019. https://digitalcommons.cwu.edu/etd/1126