How many national papers did Chongqing use for the college entrance examination this year?
Two volumes. According to the relevant information of Chongqing Municipal Network, in 2023, the college entrance examination in Chongqing will be the national second volume of the new college entrance examination, and Chongqing will adopt the new college entrance examination mode of 3+ 1+2, in which Chinese, mathematics and foreign languages will be the national second volume of the new college entrance examination, and subjects such as physics, chemistry, biology, politics, history and geography will be independently proposed by Chongqing.