English textbooks are the most pivotal learning materials in the EFL context. However, in Vietnam, English textbooks for general education are randomized by schools, which arouses a problem of whether they are equivalent for students to gain the same proficiency. This study attempts to report the differences in lexical demands and features,…

In EFL countries where English is rarely practiced outside the classroom, textbooks have become the major input source for learners. Particularly in Vietnam, multiple textbook series are available simultaneously for the same grade. Thus, it is important to examine if their vocabulary is appropriate and of similar difficulty. This study aims to…

In light of the growing importance placed by states on the use of authentic materials in foreign language education programs, this study explored the literary content found in the 18 English, French, and German ministry-approved language textbooks used in upper-secondary schools in Russia. The study identified 150 literary texts, following which…