1. A) ensuring no child is left behind。

　　2. B) students performances declined。

　　3. D) they are mostly small in size。

　　4. A) some large schools have split up into smaller ones。

　　5. D) their college-level test participation。

　　6. B) their school performance was getting worse。

　　7. C) maintain closer relationships with their teachers。

　　8. Simplicity(注意要大寫)

　　9. many different measures

　　10. tough subjects