Some students do not behave themselves in schools and they often do not attend classes or break school rules.

一些学生因此而无心学习，违反学校的规章制度。

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Lack of education retards young brains still further: half of rural children and 68% of rural orphans in Zambia do not attend any classes at all.

ECONOMIST: Orphans of the virus

If regular classes with supplementary aids and services do not help a child with special needs, the child does have a right to attend special classes or separate schooling free of charge.

FORBES: Parent-Teacher Meetings Critical for a Child with Special Needs Education