The topics in it are difficult, basic and difficult, especially geometry, which is classic and unique. Finally, some good mid-term exam questions.

Full-effect learning

Some topics are not too difficult. The topic is the combination of final exam questions in various regions, as well as mid-term exam questions. Recommended.

BFB final review set

Suitable for the final review, the topic is more difficult, and finally there are the final papers of each district in previous years.

Go high.

The topic is more difficult. There are examples before each section, and the exercises behind it are divided into different categories.

All of the above have been used.