1. There is one mode, two modes or even three modes in many areas, and the purpose of each simulation test is different. The same test questions are very important and more difficult than those in the senior high school entrance examination. Mainly to prevent students from being too impetuous, it is equivalent to giving them a blow and helping them review in a down-to-earth manner.
2, two or three books, the closer to the senior high school entrance examination, the more difficult the examination questions, in other words, it is simpler than the same. Mainly to enhance students' self-confidence.