The obligatory school system usually includes the primary education and secondary education I (lower secondary).
义务学校体系包括初级教育和中级教育i(较低的中级教育)。
The paper argues that teachers have lower expectations of boys than of girls and this belief fulfils itself throughout primary and secondary school.
论文指出老师对男孩比女孩的期望值低,这种观念从小学一直延续到中学。
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