Former 100. Puyang is located in the northeast of Henan Province and the lower reaches of the Yellow River. It is the location of Zhongyuan Oilfield and an important petrochemical base of the country. Mid-term examination is an examination to test students' knowledge learned in half a semester, which is conducive to students' formal test of their usual learning level. Math scores in the front of the town 100 95, and the knowledge learned is firmly grasped.