Difficult. According to the official WeChat account of Yuyao No.7 Middle School, the placement test of Yuyao No.7 Middle School is mainly about mathematics, and mathematics is a compulsory content for all key middle schools. The test questions in key high schools contain some contents of primary school mathematics, but the difficulty coefficient is much higher than that in primary school mathematics. Yuyao No.7 Middle School is located in Mazhu Town, an important town in Yaoxi. The school is located at the foot of the scenic Zhushan Mountain, beside the Yinma River, with excellent geographical environment and convenient transportation. The school is directly under Yuyao Education Bureau, and now it is a characteristic demonstration school of the second-class ordinary high schools in Zhejiang Province.