Based on the typical themes of these exercises, here is a short story you can use: The Little Forest Travelers
Pay close attention to rules like zhi-shi (as in ёжики ) or cha-shcha , which are frequently tested at this level. russkii iazyk 2 klass buneev uprazhnenie 107 str
921 1 русский язык. 2 кл.-бунеев р.н, бунеева е.в. и др_2015 Based on the typical themes of these exercises,