3.2.5 Problems Involving Other FactorsWhen asked about other factors contributing to teaching success, the teachers had a moderate opinion about this. The highest ranked problems involved 1) inadequate supplies of computers and language laboratories to aid teaching, 2) lack of teachers who were English native speakers, and 3) limited time-allocation for English classes (mean scores: 3.35-3.15). They saw large classes as less problematic as inadequacy of teaching aids (mean 2.85), while the least problem involved funds available for teacher professional development (mean = 2.79).