If the language is low, it is relatively difficult to improve.

It's easy to improve your English. In 38 days, you can recite the relevant text and understand every word in it. As long as you put them together, you can understand the meaning of the sentence.

Mathematics or something is to understand the formula thoroughly.

Because you don't have to do promotion exercises for 38 days.

Just lay a good foundation. After all, the final exam is about basic topics, which will be simpler than the model exam.