Breakdown of Razrednica kaže da u školskom dnevniku piše tko danas nije došao na nastavu.
Questions & Answers about Razrednica kaže da u školskom dnevniku piše tko danas nije došao na nastavu.
Razrednica is the feminine form of razrednik / razrednica, which means a homeroom teacher, form teacher, or class teacher.
- razrednik = male homeroom teacher
- razrednica = female homeroom teacher
So the sentence tells you that the teacher in question is a woman.
Here da means that and introduces a subordinate clause.
- Razrednica kaže... = The homeroom teacher says...
- da u školskom dnevniku piše... = that it says in the school register...
In English, that is often optional, but in Croatian da is very commonly used in this structure.