These are common exam preparation years, and the tests by M.P. Knigina are frequently used for training.

GDZ (Ready Homework Solutions) for the Russian language tests by (Книгина М.П.) are available on various Russian educational platforms. These test books are typically published by the Lyceum (Лицей) publishing house and cover grades 5 through 9.

You can find answers and solutions for these tests on the following platforms:

Тесты по русскому языку. 9 класс - Книгина М. П.

: This site hosts comprehensive solutions for many Russian language textbooks and test series, organized by grade level.

: Another reliable source for Russian curriculum test answers. Specific Grade Resources:

ГДЗ: Спиши готовые домашние задания по русскому языку за 5 класс, решебник и ответы онлайн на GDZ.RU.

Search for "Книгина 5 класс тесты ответы" to find specific variants for the first and second parts of the workbook.