When a teacher uses a mind map to teach the generation relationship in a student's family in the classroom, he can first set the central vocabulary of a mind map to family, which can be expanded by family.
When teachers use mind maps to teach generational relationships in a student's family in class, they can first set the central vocabulary of a mind map to family, which is expanded by family.
When teachers use mind map to teach students the generational relationship in their families in class, they can first set the central vocabulary of a mind map as family and expand it by family.<br>