1 and * * *: both are composed of unit paper+monthly examination paper+mid-term paper+final paper+classified integration paper. The number of test papers is basically the same, and the unit volumes are all divided into AB volumes.

2. Content: The topic selection of "experimental class" fully considers the cognitive level and ability of junior students. The first-grade questions and non-teaching materials are marked with Pinyin, while some other teaching materials are not marked with Pinyin. According to the needs of topic setting, it is more vivid, novel and flexible in situation creation and material selection. "Xueba" is rich in questions, with many new trends, new ideas, new situations, new literacy and other questions marked, which is close to the requirements of the new curriculum standard and conforms to the new trend of examination. Attach importance to the examination of pragmatic comprehensive ability and read novel materials; In-class knowledge and extracurricular transfer have higher requirements for students' ability; It is intended to improve children's core literacy ability. Considering the actual situation of junior children, the contents of the whole set of test papers are all marked in pinyin, which is very intimate.

3. A: There is a booklet in the experimental class. The answer analysis is very detailed, especially the reading comprehension of Chinese. Instead of giving an answer directly, it is better to guide children to think independently through detailed analysis and let them learn to think independently. Plus the electronic version of the ultra-detailed analysis attached, each question is explained by SP. Xueba's answer is at the end of the article, and the paper version is not detailed. To view the detailed answers, you need to download the electronic version, and each question is accompanied by SP explanation.

No set of papers is done with plum, and the one suitable for children is the best.