The homework rules should be put on hold while the school board, which is responsible for setting educational policy, looks into the matter and conducts public hearings. It is not too late for L.A. Unified to do homework right.

21.It is implied in paragraph 1 that nowadays homework_____.

[A] is receiving more criticism

[B]is no longer an educational ritual

[C]is not required for advanced courses

[D]is gaining more preferences

22.L.A.Unified has made the rule about homework mainly because poor students_____.

[A]tend to have moderate expectations for their education

[B]have asked for a different educational standard

[C]may have problems finishing their homework

[D]have voiced their complaints about homework

23.According to Paragraph 3,one problem with the policy is that it may____.

[A]discourage students from doing homework

[B]result in students' i