1. No reasonable plan was made.

Children lack goals in their studies and don't know what to do every day. It seems that I study late every day. Actually, I just finished my homework and spent the rest of my time "walking around".

2, unscientific use of time

Time is fair to everyone. Some students can arrange their study and life calmly in a limited time. Although some students are very busy and often work overtime, their ideas are not busy and the actual effect is not good. Some students are not good at squeezing time. They often complain: "how can they have extra time to arrange for themselves when they go to class, go home, eat, do their homework and sleep every day?" These phenomena are not the reflection of scientific use of time.

I didn't understand some things before.

Much knowledge is coherent, not isolated points. If you don't learn the previous knowledge, the later knowledge may not be connected.

What should I do if my grades drop?

The first step is to increase your confidence. ?

Enhance learning motivation from time, difficulty of middle school papers, current situation, expected goals and successful cases of improving students' grades. Pay close attention to the foundation and step by step. Using the summer vacation before the third grade, through the cycle mode of inquiry, study, practice and examination, we can fill the knowledge loopholes of the first and second grades and form a complete knowledge framework. When you continue to learn new knowledge, you can keep up with the teacher's rhythm. It will be much easier. In the process of learning, we should develop the habit of previewing, listening to lectures with questions, reviewing, accumulating and summarizing, from "learning" to "learning" and finally to "self-study". Not only is it important now, but it will also be of great help to your future high school study. After a solid foundation, you can gradually increase the difficulty and do some questions with moderate difficulty. You can't just do the questions. You should pay attention to thinking ability, problem-solving ability, problem-solving methods and skill training.

2. Highlight key points and overcome difficulties. ?

Carefully analyze the changing law of the syllabus of the senior high school entrance examination in recent years and the proposition of the senior high school entrance examination mathematics paper, classify and train the key examination contents, and decompose the difficulties one by one. Familiar with and use common mathematical ideas, such as equation thinking, holistic thinking, reduction thinking, functional thinking, combination of numbers and shapes, classified discussion thinking, etc. Practice the basic questions of the senior high school entrance examination. You need to achieve your ideal accuracy, and you can also thoroughly check the knowledge loopholes and review them. Breakthrough in the finale of senior high school entrance examination. Judging from the propositional law of mathematics in senior high school entrance examination, the finale problem mainly appears in the dynamic problem of function and triangle, quadrilateral or circle or the content of classification discussion. Classify and analyze the final problems, and form ideas and skills to solve the problems.