“…It is acknowledged that low-ability readers may have problems distinguishing between relevant and irrelevant information [14]. However, research on readers' language proficiency has revealed that using embedded adjunct questions to enhance readers' comprehension of both L1 and L2 proved to be more beneficial to low-ability readers than to high-level readers [3,6,9,10,14]. With 97 advanced learners of Spanish, Brantmeier et al examined the effects of embedded adjunct questions, prior subject knowledge, and L2 Spanish proficiency on the L2 reading comprehension of scientific passages.…”