Heavy reliance on GDZ can lead to "mechanical" copying without understanding the grammar or vocabulary.
Many users report receiving higher grades (often "5s") by using these solutions to verify their work. kuzovlev angliiskii iazyk 4 klass uchebnik g.d.z
Some educators note that the materials can be difficult for "weaker" students to handle independently, often requiring significant teacher intervention or parental help. Heavy reliance on GDZ can lead to "mechanical"
Official Teacher's Books suggest that the series is designed to achieve specific educational results like personal and meta-subject growth. The Challenges: Why Students Turn to GDZ kuzovlev angliiskii iazyk 4 klass uchebnik g.d.z