Since you requested a "piece" or example, here is a general breakdown of how to approach a typical 8th-grade task from this curriculum, such as analyzing or Sentences with Homogeneous Members : Example Analysis: Homogeneous Members of a Sentence
Searching for ready-made "GDZ" (готовые домашние задания) for the 8th-grade Russian textbook by (published by "Russkoe Slovo") can be tricky because this specific edition is often used in schools with a focus on national-regional components or specific educational programs. russkii iazyk 8 klassa avtor e.a bystrova n v mangutova gdz
The words сосны (pines), ели (firs), and берёзы (birches) all answer the question "Who/What grew?" and relate to the same verb ( росли ). Since you requested a "piece" or example, here