The Upstream B2+ level is specifically geared toward students who need to bridge the gap between intermediate and advanced English proficiency.
: Instead of just seeing "C" for a multiple-choice question, teachers can tap the answer to see why it is correct and, crucially, why other popular distractors are wrong. upstream upper intermediate b2 teachers book answer book
The (often bound with the Teacher’s Book) is a separate section or companion booklet with just the answers, useful for quick checking. The Upstream B2+ level is specifically geared toward
, a valuable feature to implement is a for the answer key. This feature would transition the answer book from a simple list of solutions into a comprehensive instructional tool for teachers and self-studying students. Proposed Feature: Digital Explanatory Overlay useful for quick checking.