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What volume does Heilongjiang college entrance examination mathematics use?
Heilongjiang college entrance examination 20 17 uses the national II volume, that is, the new curriculum standard II volume, the national a volume, which is generally simpler than the b volume, but more difficult than the c volume. At present, the national unified proposition does not use the same volume, but is published in multiple copies under the same set of examination syllabus.

Steamed roll

, divided into national volumes A, B and C. ..