Abstract
1. Introduction
2. Literature Review
2.1. Roles of Vocabulary and Grammar in Reading Comprehension
2.2. The Effects of L2 Proficiency on the Roles of Vocabulary and Grammar in L2 Reading Comprehension
3. Method
3.1. Participants
3.2. Instrumentation
3.3. Procedures
4. Results and Discussion
4.1. Results of the MANOVA Analysis
4.2. The Results of Regression Analyses for Overall Scores
4.3. The Results of Regression Analyses by Proficiency Levels
5. Conclusion and Implication
References